CodePen Embed - horizontal scroll on div

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-mousewheel/3.1.13/jquery.mousewheel.min.js" integrity="sha512-rCjfoab9CVKOH/w/T6GbBxnAH5Azhy4+q1EXW5XEURefHbIkRbQ++ZR+GBClo3/d3q583X/gO4FKmOFuhkKrdA==" crossorigin="anonymous"></script>

<div id="main" class="site-main">
  <div class="scrollbaby">◄---- Mouse Scroll Baby ----►</div>
  
  
  
<div id="main-content" class="main-content">
    <!--

    --><div id="post-1" class="post-1 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id category-print">
        <a class="image_link" href="https://unsplash.com/@erondu">
            <img src="https://source.unsplash.com/user/erondu/420x800"> </a>
                <div>
            <a href="https://unsplash.com/@erondu">@erondu <3 Hi Res </a>
        </div>
        </div>
  
  
<!--

    --><div id="post-2" class="post-2 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id category-print">
        <a class="image_link" href="https://unsplash.com/@rickyzden">
            <img src="https://source.unsplash.com/user/rickyzden/320x800">  </a>
                <div>
            <a href="https://unsplash.com/@rickyzden">
  @rickyzden</a>
        </div>
        </div>
 
  <!--

    --><div id="post-3" class="post-3 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id ">
        <a class="image_link" href="https://unsplash.com/@limabravo">
            <img src="https://source.unsplash.com/user/limabravo/240x800">      </a>
                <div>
            <a href="https://unsplash.com/@limabravo">@limabravo</a>
        </div></div>
  
  
  <div id="post-4" class="post-4 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id ">
        <a class="image_link" href="https://source.unsplash.com/420x800/?happy,smile">
            <img src="https://source.unsplash.com/420x800/?happy,smile">        </a>
                <div>
    
            <a href="https://source.unsplash.com/420x800/?happy,smile">
        Be happy, smile</a>
        </div>
        </div>
  
  
  <!--

    --><div id="post-5" class="post-5 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id category-print tag-adobe tag-adobe-photoshop tag-branding tag-business-cards tag-graphic-design tag-id tag-identity tag-print">
        <a class="image_link" href="https://unsplash.com/@lidyanada">
            <img src="https://source.unsplash.com/user/lidyanada/420x800/">     </a>
                <div>
            <a href="https://unsplash.com/@lidyanada">@lidyanada</a>
        </div></div><!---->  
 
    
  
  <div id="post-6" class="post-6 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id ">
        <a class="image_link" href="https://source.unsplash.com/620x800/?music">
            <img src="https://source.unsplash.com/620x800/?music">      </a>
                <div>
    
            <a href="https://source.unsplash.com/620x800/?music">
        Kick out the Jams</a>
        </div>
        </div>
  

  <div id="post-7" class="post-7 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id ">
        <a class="image_link" href="https://www.youtube.com/watch?v=U23z-XotFds">
            <img src="https://source.unsplash.com/420x800/?gangster,smoke">     </a>
                <div>
    
            <a href="https://www.youtube.com/watch?v=U23z-XotFds">
       Gangsta Pat - Smoke Somethin'</a>
        </div>
        </div>
  
  
  
  <div id="post-8" class="post-8 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id ">
        <a class="image_link" href="https://source.unsplash.com/420x800/?distance,bridge">
            <img src="https://source.unsplash.com/220x800/?distance,bridge">        </a>
                <div>
    
            <a href="https://source.unsplash.com/220x800/?distance,bridge">
       Distance</a>
        </div>
        </div>
 
 <div id="post-9" class="post-9 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id ">
        <a class="image_link" href="https://unsplash.com/@imgix">
            <img src="https://source.unsplash.com/user/imgix/370x800/">     </a>
                <div>
    
            <a href="https://unsplash.com/@imgix">
       @imgix </a>
        </div>
    
        </div> 
  
  
 <div id="post-9" class="post-9 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id ">
        <a class="image_link" href="
   https://unsplash.com/@diempic">
            <img src="https://source.unsplash.com/user/diempic/700x800/">       </a>
                <div>
    
            <a href="https://unsplash.com/@diempic">@diempic</a>
        </div>
        </div>
 
  
  <!--

    --><div id="post-5" class="post-5 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id category-print tag-adobe tag-adobe-photoshop tag-branding tag-business-cards tag-graphic-design tag-id tag-identity tag-print">
        <a class="image_link" href="https://unsplash.com/@lidyanada">
            <img src="https://source.unsplash.com/user/lidyanada/400x800/">     </a>
                <div>
            <a href="https://unsplash.com/@lidyanada">@lidyanada</a>
        </div></div><!---->  
 
  
   <div id="post-9" class="post-9 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id ">
        <a class="image_link" href="
   https://unsplash.com/@diempic">
            <img src="https://source.unsplash.com/user/diempic/200x800/">       </a>
                <div>
    
            <a href="https://unsplash.com/@diempic">@diempic</a>
        </div>
        </div>
   <div id="post-9" class="post-9 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id ">
        <a class="image_link" href="
   https://source.unsplash.com/1600x800/?nature,animals">
            <img src="https://source.unsplash.com/800x800/?nature,animals">     </a>
                <div>
    
            <a href="https://source.unsplash.com/800x800/?nature,animals">Animals</a>
        </div>
        </div>

<div id="post-32" class="post-32 post type-post status-publish format-standard has-post-thumbnail hentry category-branding-id category-print">
        <a class="image_link" href="https://picsum.photos/">
            <img src="https://picsum.photos/420/800">   </a>
                <div>
            <a href="https://picsum.photos/">Picsum.photos</a>
        </div>
        </div><!--
    -->

        </div><!-- #main-content -->


            </div>

body{
  font-family:arial!important;
 
}
* {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.scrollbaby{
position:fixed;
  bottom:0;
  left:0;
  width:100%;
  font-size:12px;
  letter-spacing:1px;
  font-weight:bold;
  padding:4px 10px;
  background:rgba(255,255,255,.8);
}



html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, font, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td {
    border: 0;
    font-family: inherit;
    font-size: 100%;
    font-style: inherit;
    font-weight: inherit;
    margin: 0;
    outline: 0;
    padding: 0;
    vertical-align: baseline;
}


html {
    height: 100%;
    font-size: 62.5%;
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

body,
button,
input,
select,
textarea {
    color: #222223;
    font-size: 19px;
    font-size: 1.9rem;
    font-weight: 400;
    line-height: 29px;
    line-height: 2.9rem;
}

body {
    height: 100%;
    background: #fff;
}

a {
    color: #222223;
    text-decoration: none;
}

a:hover {
    color: #963cbd;
    border-bottom: 1px solid #963cbd;
}

a:focus,
a:hover,
a:active {
    outline: 0;
}

img {
    -ms-interpolation-mode: bicubic;
    border: 0;
    vertical-align: top;
}

/* Support a widely-adopted but non-standard selector for text selection styles
 * to achieve a better experience. See http://core.trac.wordpress.org/ticket/25898.
 */
::selection {
    background: #963cbd;
    color: #fff;
    text-shadow: none;
}

::-moz-selection {
    background: #963cbd;
    color: #fff;
    text-shadow: none;
}

/**
 * 2.0 Repeatable Patterns
 * -----------------------------------------------------------------------------
 */

/* Input fields */
input,
textarea {
    border: 1px solid #222223;
    border-radius: 2px;
    color: #222223;
    padding: 4px 10px;
    padding: 0.4rem 1rem;
    margin-bottom: 3px;
    margin-bottom: 0.3rem;
}

input:focus,
textarea:focus {
    border: 1px solid #963cbd;
    outline: 0;
}

/* Buttons */
button,
.contributor-posts-link,
input[type="button"],
input[type="reset"],
input[type="submit"] {
    background-color: #222223;
    border: 0;
    border-radius: 2px;
    color: #963cbd;
    padding: 5px 20px;
    padding: 0.5rem 2rem;
    margin-bottom: 3px;
    margin-bottom: 0.3rem;
    vertical-align: bottom;
}

button:hover,
button:focus,
input[type="button"]:hover,
input[type="button"]:focus,
input[type="reset"]:hover,
input[type="reset"]:focus,
input[type="submit"]:hover,
input[type="submit"]:focus {
    background-color: #963cbd;
    color: #fff;
}

button:active,
.contributor-posts-link:active,
input[type="button"]:active,
input[type="reset"]:active,
input[type="submit"]:active {
    background-color: #963cbd;
    color: #fff;
}

/* Placeholder text color -- selectors need to be separate to work. */
::-webkit-input-placeholder {
    color: #222223;
}

:-moz-placeholder {
    color: #222223;
}

::-moz-placeholder {
    color: #222223;
    /* Since FF19 lowers the opacity of the placeholder by default */
    opacity: 1;
}

:-ms-input-placeholder {
    color: #222223;
}

/* Responsive images. Fluid images for posts, comments, and widgets */
.entry-content img,
.entry-summary img,
.wp-caption {
    max-width: 100%;
}

/**
 * Make sure images with WordPress-added height and width attributes are
 * scaled correctly.
 */
.entry-content img,
.entry-summary img,
img[class*="align"],
img[class*="wp-image-"],
img[class*="attachment-"] {
    height: auto;
}

img.size-full,
img.size-large,
.wp-post-image,
.post-thumbnail img {
    height: auto;
    max-width: 100%;
}

body.home .wp-post-image {
    max-width: none;
}

/* Make sure embeds and iframes fit their containers */
embed,
iframe,
object,
video {
    margin-bottom: 28px;
    margin-bottom: 2.8rem;
    max-width: 100%;
}

p > embed,
p > iframe,
p > object,
span > embed,
span > iframe,
span > object {
    margin-bottom: 0;
}

/* Alignment */
.alignleft {
    float: left;
}

.alignright {
    float: right;
}

.aligncenter {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

blockquote.alignleft,
img.alignleft {
    margin: 7px 28px 7px 0;
    margin: 0.7rem 2.8rem 0.7rem 0;
}

.wp-caption.alignleft {
    margin: 7px 14px 7px 0;
    margin: 0.7rem 1.4rem 0.7rem 0;
}

blockquote.alignright,
img.alignright {
    margin: 7px 0 7px 28px;
    margin: 0.7rem 0 0.7rem 2.8rem;
}

.wp-caption.alignright {
    margin: 7px 0 7px 14px;
    margin: 0.7rem 0 0.7rem 1.4rem;
}

blockquote.aligncenter,
img.aligncenter,
.wp-caption.aligncenter {
    margin-top: 7px;
    margin-top: 0.7rem;
    margin-bottom: 7px;
    margin-bottom: 0.7rem;
}

.site-content blockquote.alignleft,
.site-content blockquote.alignright {
    padding-top: 14px;
    padding-top: 1.4rem;
}

.site-content blockquote.alignleft p,
.site-content blockquote.alignright p {
    margin-bottom: 14px;
    margin-bottom: 1.4rem;
}

.wp-caption {
    margin-bottom: 28px;
    margin-bottom: 2.8rem;
}

.wp-caption img[class*="wp-image-"] {
    display: block;
    margin: 0;
}

.wp-caption {
    color: #222223;
}

.wp-caption a {
    color: #963cbd;
}

.wp-caption-text {
    font-size: 13px;
    font-size: 1.3rem;
    line-height: 15px;
    line-height: 1.5rem;
    margin: 9px 0;
    margin: 0.9rem 0;
}

.wp-smiley {
    border: 0;
    margin-bottom: 0;
    margin-top: 0;
    padding: 0;
}

/* Assistive text */
.screen-reader-text {
    clip: rect(1px, 1px, 1px, 1px);
    position: absolute;
}

/* Clearing floats */
.site-header:after,
.site-footer:after {
    content: '';
    display: block;
    clear: both;
}

/**
 * 3.0 Basic Structure
 * -----------------------------------------------------------------------------
 */
#wrapper {
    width: 100%;
    height: 100%;
}

.site {
    opacity: 0;
    position: relative;
    min-width: 320px;
    -webkit-transition: opacity 0.3s, left 0.3s ease-out;
    -moz-transition: opacity 0.3s, left 0.3s ease-out;
    -o-transition: opacity 0.3s, left 0.3s ease-out;
    transition: opacity 0.3s, left 0.3s ease-out;
}

.main-content,
.content-area {
    height: 100%;
    white-space: nowrap;
}

/* Infinite load */
@-webkit-keyframes buffer1 {
    0% {
        -webkit-transform: scale(0);
    }

    50% {
        -webkit-transform: scale(1);
    }
}

@-moz-keyframes buffer1 {
    0% {
        -moz-transform: scale(0);
    }

    50% {
        -moz-transform: scale(1);
    }
}

@-o-keyframes buffer1 {
    0% {
        -o-transform: scale(0);
    }

    50% {
        -o-transform: scale(1);
    }
}

@-ms-keyframes buffer1 {
    0% {
        -ms-transform: scale(0);
    }

    50% {
        -ms-transform: scale(1);
    }
}

@keyframes buffer1 {
    0% {
        transform: scale(0);
    }

    50% {
        transform: scale(1);
    }
}

@-webkit-keyframes buffer2 {
    0% {
        -webkit-transform: scale(0);
    }

    50% {
        -webkit-transform: scale(0);
    }

    100% {
        -webkit-transform: scale(1);
    }
}

@-moz-keyframes buffer2 {
    0% {
        -moz-transform: scale(0);
    }

    50% {
        -moz-transform: scale(0);
    }

    100% {
        -moz-transform: scale(1);
    }
}

@-o-keyframes buffer2 {
    0% {
        -o-transform: scale(0);
    }

    50% {
        -o-transform: scale(0);
    }

    100% {
        -o-transform: scale(1);
    }
}

@-ms-keyframes buffer2 {
    0% {
        -ms-transform: scale(0);
    }

    50% {
        -ms-transform: scale(0);
    }

    100% {
        -ms-transform: scale(1);
    }
}

@keyframes buffer2 {
    0% {
        transform: scale(0);
    }

    50% {
        transform: scale(0);
    }

    100% {
        transform: scale(1);
    }
}

#infinite-loader {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
}

#infinite-loader.active {
    display: block;
}

#infinite-loader > * {
    display: block;
    position: absolute;
    top: -50%;
    left: -50%;
    width: 100%;
    height: 100%;
    background: #963cbd;
    border-radius: 50%;
}
#infinite-loader > *:nth-child(1) {
    background: transparent;
}

#infinite-loader > *:nth-child(2) {
    -webkit-animation: buffer1 0.5s infinite;
    -moz-animation: buffer1 0.5s infinite;
    -o-animation: buffer1 0.5s infinite;
    -ms-animation: buffer1 0.5s infinite;
    animation: buffer1 0.5s infinite;
}

#infinite-loader > *:nth-child(3) {
    background: transparent;
    -webkit-animation: buffer2 0.2s infinite;
    -moz-animation: buffer2 0.2s infinite;
    -o-animation: buffer2 0.2s infinite;
    -ms-animation: buffer2 0.2s infinite;
    animation: buffer2 0.2s infinite;
}

/**
 * 4.0 Header
 * -----------------------------------------------------------------------------
 */

/* Ensure that there is no gap between the header and the admin bar for WordPress versions before 3.8. */
#wpadminbar {
    min-height: 32px;
}

.site-header {
    background: #fff;
}

.site-title {
    margin: 0;
    font-size: 18px;
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 28px;
    line-height: 2.8rem;
}

#header-helper {
    position: absolute;
    top: 0;
    left: 0;
    width: 10px;
    height: 1px;
}

/**
 * 5.0 Navigation
 * -----------------------------------------------------------------------------
 */
.site-navigation ul {
    list-style: none;
    margin: 0;
}

.site-navigation li {
    display: block;
    position: relative;
    font-size: 18px;
    font-size: 1.8rem;
    line-height: 28px;
    line-height: 2.8rem;
    word-wrap: break-word;
}

.site-navigation ul ul ul {
    padding-left: 20px;
    padding-left: 2rem;
}

.menu-toggle {
    display: none;
    position: absolute;
    top: 10px;
    top: 1rem;
    right: 20px;
    right: 2rem;
    margin: 0;
    color: #222223;
    font-size: 30px;
    font-size: 3rem;
    line-height: 30px;
    line-height: 3rem;
    cursor: pointer;
}

.menu-toggle:hover {
    color: #963cbd;
}

#navigation-close {
    display: none;
    position: absolute;
    z-index: 10000;
    top: 10px;
    top: 1rem;
    right: 20px;
    right: 2rem;
    font-size: 30px;
    font-size: 3rem;
    line-height: 30px;
    line-height: 3rem;
    color: #fff;
    cursor: pointer;
}

/**
 * 6.0 Content
 * -----------------------------------------------------------------------------
 */
.content-area {
    white-space: nowrap;
}

.hentry,
.page-content {
    display: inline-block;
    vertical-align: top;
    white-space: normal;
    word-wrap: break-word;
}

body.single .hentry {
    width: 67.391304348%;
    padding-right: 20px;
    padding-right: 2rem;
}

body.page .hentry,
.page-content {
    width: 67.391304348%;
    padding-right: 20px;
    padding-right: 2rem;
}

.image_link:hover {
    border-bottom: none;
}

/**
 * 6.1 Post Thumbnail
 * -----------------------------------------------------------------------------
 */
.post-thumbnail {
    display: inline-block;
    vertical-align: top;
}

body.home .post-thumbnail {
    height: 100%;
}

/**
 * 6.2 Entry Header
 * -----------------------------------------------------------------------------
 */
body.single .entry-header,
body.page .entry-header,
.page-header {
    margin-bottom: 20px;
    margin-bottom: 2rem;
}

.entry-title,
.page-title {
    margin: 0;
    font-size: 18px;
    font-size: 1.8rem;
    font-weight: 700;
    line-height: 28px;
    line-height: 2.8rem;
    word-wrap: break-word;
    white-space: pre-wrap;
}

/**
 * 6.3 Entry Meta
 * -----------------------------------------------------------------------------
 */

/**
 * 6.4 Entry Content
 * -----------------------------------------------------------------------------
 */
.entry-content > p:last-child {
    margin-bottom: 0;
}

.entry-content a,
.page-content a {
    border-bottom: 1px solid;
}

/**
 * 6.5 Gallery
 * -----------------------------------------------------------------------------
 */
.gallery {
    display: inline-block;
    width: auto;
    height: 100%;
    margin: 0;
    list-style-type: none;
}

.gallery-item {
    display: inline-block;
    width: auto;
    height: 100%;
    padding-right: 20px;
    padding-right: 2rem;
    vertical-align: top;
    white-space: normal;
}

.gallery-item img {
    display: block;
    width: auto;
    height: 100%;
    height: -moz-calc(100% - 28px);
    height: -webkit-calc(100% - 28px);
    height: calc(100% - 28px);
}

/**
 * 6.6 Post Formats
 * -----------------------------------------------------------------------------
 */

/**
 * 6.7 Post/Image/Paging Navigation
 * -----------------------------------------------------------------------------
 */
.paging-navigation {
    display: none;
}

#image-navigation {
    text-align: right;
}

#image-navigation a:first-of-type {
    float: left;
}

/**
 * 6.8 Attachments
 * -----------------------------------------------------------------------------
 */
.entry-attachment .attachment {
    margin-bottom: 28px;
    margin-bottom: 2.8rem;
}

/**
 * 6.9 Archives
 * -----------------------------------------------------------------------------
 */

/**
 * 6.10 Contributor Page
 * -----------------------------------------------------------------------------
 */

/**
 * 6.11 404 Page
 * -----------------------------------------------------------------------------
 */
.error404 .page-content {
    /*padding-top: 0;*/
}

.error404 .page-content .search-form {
    /*margin-bottom: 24px;*/
}

/**
 * 6.12 Full-width
 * -----------------------------------------------------------------------------
 */

/**
 * 6.13 Singular
 * -----------------------------------------------------------------------------
 */

/**
 * 6.14 Comments
 * -----------------------------------------------------------------------------
 */

/**
 * 7.0 Sidebars
 * -----------------------------------------------------------------------------
 */

/**
 * 7.1 Widgets
 * -----------------------------------------------------------------------------
 */

/**
 * 7.2 Content Sidebar Widgets
 * -----------------------------------------------------------------------------
 */

/**
 * 8.0 Footer
 * -----------------------------------------------------------------------------
 */
.site-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 0 20px 40px;
    padding: 0 2rem 4rem;
    color: #999;
}

/**
 * 9.0 Featured Content
 * -----------------------------------------------------------------------------
 */

/**
 * 10.0 Multisite
 * -----------------------------------------------------------------------------
 */

/**
 * 11.0 Media Queries
 * -----------------------------------------------------------------------------
 */

/* Does the same thing as <meta name="viewport" content="width=device-width">,
 * but in the future W3C standard way. -ms- prefix is required for IE10+ to
 * render responsive styling in Windows 8 "snapped" views; IE10+ does not honor
 * the meta tag. See http://core.trac.wordpress.org/ticket/25888.
 */
@-ms-viewport {
    width: device-width;
}

@viewport {
    width: device-width;
}

@media (min-width: 951px) {
    .site {
        height: 100%;
        padding: 40px 20px 40px 250px;
        padding: 4rem 2rem 4rem 25rem;
    }

    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        width: 250px;
        height: 100%;
        padding: 40px 30px 0;
        padding: 4rem 3rem 0;
    }

    body.admin-bar .site-header {
        top: 32px;
    }

    .primary-navigation {
        padding: 20px 0 40px;
        padding: 2rem 0 4rem;
    }

    #top-right-menu {
        margin-top: 20px;
        margin-top: 2rem;
    }

    .nav-menu li {
        opacity: 0;
    }

    .site-navigation > div > ul > li.menu-item-has-children {
        margin-top: 20px;
        margin-top: 2rem;
    }

    .site-navigation > div > ul > li.menu-item-has-children > a {
        font-weight: 700;
    }

    .site-navigation > div > ul ul ul {
        padding-left: 20px;
        padding-left: 2rem;
    }

    .current-menu-item > a {
        font-weight: 700;
    }

    #main {
        height: 100%;
    }

    body.home .hentry {
        height: 100%;
        padding-right: 20px;
        padding-right: 2rem;
    }

    body.home .hentry > a {
        display: inline-block;
        height: 100%;
        height: -moz-calc(100% - 28px);
        height: -webkit-calc(100% - 28px);
        height: calc(100% - 28px);
    }

    body.home .hentry img {
        height: 100%;
        width: auto;
    }

    body.single .hentry {
        padding-bottom: 40px;
        padding-bottom: 4rem;
        max-width: 620px;
    }

    body.page .hentry,
    .page-content {
        padding-bottom: 40px;
        padding-bottom: 4rem;
        max-width: 620px;
    }

    .gallery-animated img {
        cursor: pointer;
    }
}

@media (max-width: 950px) {
    .site-header {
        height: auto !important;
        padding: 10px 20px 30px;
        padding: 1rem 2rem 3rem;
    }

    #header-helper {
        display: none;
    }

    .site-title {
        padding-right: 40px;
        padding-right: 4rem;
    }

    .menu-toggle {
        display: block;
    }

    .menu-toggle.hidden {
        display: none;
    }

    .primary-navigation {
        position: absolute;
        z-index: 9999;
        top: 0;
        left: -84.375%;
        width: 84.375%;
        height: 100%;
        background-color: #963cbd;
        padding: 10px 20px;
        padding: 1rem 2rem;
        overflow-y: auto;
        -webkit-transition: left 0.3s ease-out;
        -moz-transition: left 0.3s ease-out;
        -o-transition: left 0.3s ease-out;
        transition: left 0.3s ease-out;
    }

    #top-right-menu {
        margin-top: 20px;
        margin-top: 2rem;
    }

    .site-navigation > div > ul > li.menu-item-has-children {
        margin-top: 20px;
        margin-top: 2rem;
    }

    .site-navigation > div > ul > li.menu-item-has-children > a {
        font-weight: 700;
    }

    #wrapper {
        position: relative;
    }

    #wrapper.overflow_fix {
        overflow: hidden;
    }

    .site {
        position: relative;
        left: 0;
        width: 100%;
        min-height: 100%;
    }

    .toggled-on .site {
        left: 84.375%;
        height: 100%;
    }

    .toggled-on .site-footer {
        display: none;
    }

    .primary-navigation a {
        font-size: 22px;
        font-size: 2.2rem;
        line-height: 35px;
        line-height: 3.5rem;
        color: #fff;
    }

    .primary-navigation a:hover {
        border-bottom: 1px solid #fff;
    }

    .toggled-on #navigation-close {
        display: block;
    }

    #main {
        width: 100%;
        padding: 0 20px;
        padding: 0 2rem;
    }

    body.single #primary,
    body.page #main-content {
        padding-left: 20.689655172%;
    }

    body.home .hentry,
    body.home .post-thumbnail,
    body.home .hentry img {
        height: auto;
        width: 100% !important;
    }

    body.home .hentry {
        display: block;
        padding-bottom: 20px;
        padding-bottom: 2rem;
    }

    body.home .hentry:last-of-type {
        padding-bottom: 0;
    }

    body.single #primary,
    body.page #main-content {
        padding-left: 0;
    }

    body.single .hentry,
    body.page .hentry,
    .page-content {
        width: 100%;
        padding-right: 0;
    }

    .post-thumbnail {
        display: block;
    }

    .gallery {
        display: block;
        margin-top: 28px;
        margin-top: 2.8rem;
    }

    .gallery-item {
        display: block;
        width: 100% !important;
        height: auto;
        padding: 0 0 20px;
        padding: 0 0 2rem;
    }

    .gallery-item:last-child {
        padding-bottom: 0;
    }

    .gallery-item img {
        width: 100% !important;
        height: auto;
    }

    .site-footer {
        padding-top: 30px;
        padding-top: 3rem;
    }
}

$(document).ready(function() {
    $('html, body, *').mousewheel(function(e, delta) {
        // multiplying by 40 is the sensitivity, 
        // increase to scroll faster.
        this.scrollLeft -= (delta * 40);
        e.preventDefault();
    });
});

This Pen is owned by Danny Arty on CodePen.

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