<div class="container">
  <label class="btn btn-open" for="nav">OPEN NAV</label>
  <input type="checkbox" id="nav" class="nav-opener" />
  <div class="nav">
    <div class="nav-header">
      <div class="nav-title">MENU</div>
      <label class="btn btn-nav" for="nav">
        <svg style="width: 36px; height: 36px" viewBox="0 0 24 24">
          <path fill="currentColor" d="M20 6.91L17.09 4L12 9.09L6.91 4L4 6.91L9.09 12L4 17.09L6.91 20L12 14.91L17.09 20L20 17.09L14.91 12L20 6.91Z" />
        </svg>
      </label>
    </div>
    <ul class="nav-links">
      <li class="nav-link">
        <label for="image1">Home</label>
        </li>
      <li class="nav-link">
        <label for="image2">Company Information</label>
        </li>
      <li class="nav-link">
        <label for="image3">Product Information</label>
          
        </li>
      <li class="nav-link">
        <label for="image4">Service Information</label>
          
        </li>
      <li class="nav-link">
        <label for="image5">Delivery</label>
          
        </li>
      <li class="nav-link">
        <label for="image6">Cat Image</label>
          
        </li>
      <li class="nav-link">
        <label for="image7">Dog Image</label>
          
        </li>
      <li class="nav-link">
        <label for="image8">Bird Image</label>
          
        </li>
      <li class="nav-link">
        <label for="image9">Fish Image</label>
          
        </li>
      <li class="nav-link">
        <label for="image10">Contact Us</label>
          
        </li>
    </ul>
    <div class="nav-images">
      <div class="nav-image image-1"></div>
      <div class="nav-image image-2"></div>
      <div class="nav-image image-3"></div>
      <div class="nav-image image-4"></div>
      <div class="nav-image image-5"></div>
      <div class="nav-image image-6"></div>
      <div class="nav-image image-7"></div>
      <div class="nav-image image-8"></div>
      <div class="nav-image image-9"></div>
      <div class="nav-image image-10"></div>
      <form class="nav-search-box" action="#">
        <input type="search" name="search" placeholder="Your keyword here..." />
        <button type="button">Search</button>
      </form>
    </div>
  </div>
</div>

@import url("https://fonts.googleapis.com/css?family=Open+Sans:400,400i,700");

:root {
  --screen-width: 100vw;
  --screen-height: 100vh;
  
  --container-bg-1: #ddc0c3;
  --container-bg-2: #c198c8;
  --container-bg-size: 4rem;
  
  --nav-text-color: #ffffff;
  --nav-height: 50px;
  --nav-width: 320px;
  --nav-count: 10;
}

body {
  font-family: "Open Sans", sans-serif;
  font-size: 16px;
}

.container {
  background-color: var(--container-bg-1);
  background-image:
   linear-gradient(45deg, var(--container-bg-2) 25%, transparent 25% 75%, var(--container-bg-2) 75%)
  , linear-gradient(45deg, var(--container-bg-2) 25%, transparent 25% 75%, var(--container-bg-2) 75%)
  ;
  background-size: var(--container-bg-size) var(--container-bg-size);
  background-position: 0 0, calc(var(--container-bg-size) / 2) calc(var(--container-bg-size) / 2);
  width: var(--screen-width);
  height: var(--screen-height);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.btn {
  color: var(--nav-text-color);
  font-weight: bold;
  width: 180px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  text-shadow: 0 -1px rgba(0, 0, 0, 0.5);
  cursor: pointer;
  transition: all 150ms ease-out;
}

.btn-open {
  background-color: #328fff;
  border-radius: 8px;
  box-shadow: 0 5px 10px rgba(0, 0, 0, 0.5), 0 0 0 rgba(0, 0, 0, 0.3) inset;
}

.btn-open:active, .btn-open:focus {
  box-shadow: 0 0 0 rgba(0, 0, 0, 0.5), 0 4px 8px rgba(0, 0, 0, 0.3) inset;
  transform: translateY(7px);
}

.nav-opener {
  display: none;
}

.nav-opener:checked + .nav {
  width: var(--screen-width);
  height: var(--screen-height);
  opacity: 1;
  transition: opacity 300ms ease-out;
}

.nav {
  width: 0;
  height: 0;
  display: grid;
  grid-template-rows: var(--nav-height) 30% auto;
  grid-template-columns: 100%;
  overflow: hidden;
  position: absolute;
  top: 0;
  left: 0;
  opacity: 0;
  transition: opacity 300ms ease-out, width 0ms 300ms, height 0ms 300ms;
}

.nav-header {
  background-color: #323232;
  display: flex;
  justify-content: space-between;
}

.nav-links {
  background-color: #484848;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-rows: repeat(var(--nav-count), var(--nav-height));
  grid-template-columns: 100%;
  overflow: auto;
  list-style-type: none;
}

.nav-link {
  color: var(--nav-text-color);
  display: flex;
  align-items: center;
  user-select: none;
  transition: all 150ms ease-out;
}

.nav-link label {
  width: 100%;
  height: 100%;
  padding-left: 20px;
  display: flex;
  align-items: center;
  cursor: pointer;
}

.nav-link:hover {
  background-color: rgba(0, 0, 0, 0.15);
}

.nav-link:focus, .nav-link:active {
  background-color: rgba(0, 0, 0, 0.30);
}

.nav-images {
  display: flex;
  flex-flow: row wrap;
  flex-shrink: 0;
  flex-grow: 0;
  overflow: hidden;
  position: relative;
}

.nav-image {
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  background-color: #000000;
  width: 100%;
  height: 100%;
  transition: all 400ms ease-out;
}

#image1:checked ~ .nav-images > .nav-image {
  transform: translateY(0);
}

#image1:checked ~ .nav-links > .nav-link:nth-child(1) {
  background-color: rgba(0, 0, 0, 0.5);
}

#image2:checked ~ .nav-images > .nav-image {
  transform: translateY(-100%);
}

#image2:checked ~ .nav-links > .nav-link:nth-child(2) {
  background-color: rgba(0, 0, 0, 0.5);
}

#image3:checked ~ .nav-images > .nav-image {
  transform: translateY(-200%);
}

#image3:checked ~ .nav-links > .nav-link:nth-child(3) {
  background-color: rgba(0, 0, 0, 0.5);
}

#image4:checked ~ .nav-images > .nav-image {
  transform: translateY(-300%);
}

#image4:checked ~ .nav-links > .nav-link:nth-child(4) {
  background-color: rgba(0, 0, 0, 0.5);
}

#image5:checked ~ .nav-images > .nav-image {
  transform: translateY(-400%);
}

#image5:checked ~ .nav-links > .nav-link:nth-child(5) {
  background-color: rgba(0, 0, 0, 0.5);
}

#image6:checked ~ .nav-images > .nav-image {
  transform: translateY(-500%);
}

#image6:checked ~ .nav-links > .nav-link:nth-child(6) {
  background-color: rgba(0, 0, 0, 0.5);
}

#image7:checked ~ .nav-images > .nav-image {
  transform: translateY(-600%);
}

#image7:checked ~ .nav-links > .nav-link:nth-child(7) {
  background-color: rgba(0, 0, 0, 0.5);
}

#image8:checked ~ .nav-images > .nav-image {
  transform: translateY(-700%);
}

#image8:checked ~ .nav-links > .nav-link:nth-child(8) {
  background-color: rgba(0, 0, 0, 0.5);
}

#image9:checked ~ .nav-images > .nav-image {
  transform: translateY(-800%);
}

#image9:checked ~ .nav-links > .nav-link:nth-child(9) {
  background-color: rgba(0, 0, 0, 0.5);
}

#image10:checked ~ .nav-images > .nav-image {
  transform: translateY(-900%);
}

#image10:checked ~ .nav-links > .nav-link:nth-child(10) {
  background-color: rgba(0, 0, 0, 0.5);
}

.nav-title {
  color: var(--nav-text-color);
  font-weight: bold;
  height: var(--nav-height);
  margin-left: 20px;
  display: flex;
  align-items: center;
}

.btn-nav {
  text-align: center;
  background-color: #ef2424;
  width: 56px;
}

.btn-nav:active, .btn-nav:focus {
  background-color: #ef2424;
  opacity: 0.8;
}

.btn-nav svg {
  display: block;
  vertical-align: top;
}

.btn-nav svg path {
  stroke: #ffffff;
  fill: #ffffff;
}

.nav-link-opener {
  display: none;
}

.image-1 {
  background-image:
    linear-gradient(to bottom right, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0.5)),
    url(https://images.unsplash.com/photo-1480074568708-e7b720bb3f09?ixlib=rb-1.2.1&q=85&fm=jpg&crop=entropy&cs=srgb&ixid=eyJhcHBfaWQiOjE0NTg5fQ);
}

.image-2 {
  background-image:
    linear-gradient(to bottom right, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0.5)),
    url(https://images.unsplash.com/photo-1512403754473-27835f7b9984?ixlib=rb-1.2.1&q=85&fm=jpg&crop=entropy&cs=srgb&ixid=eyJhcHBfaWQiOjE0NTg5fQ);
}

.image-3 {
  background-image:
    linear-gradient(to bottom right, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0.5)),
    url(https://images.unsplash.com/photo-1511556820780-d912e42b4980?ixlib=rb-1.2.1&q=85&fm=jpg&crop=entropy&cs=srgb&ixid=eyJhcHBfaWQiOjE0NTg5fQ);
}

.image-4 {
  background-image:
    linear-gradient(to bottom right, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0.5)),
    url(https://images.unsplash.com/photo-1454165804606-c3d57bc86b40?ixlib=rb-1.2.1&q=85&fm=jpg&crop=entropy&cs=srgb&ixid=eyJhcHBfaWQiOjE0NTg5fQ);
}

.image-5 {
  background-image:
    linear-gradient(to bottom right, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0.5)),
    url(https://images.unsplash.com/photo-1541544181051-e46607bc22a4?ixlib=rb-1.2.1&q=85&fm=jpg&crop=entropy&cs=srgb&ixid=eyJhcHBfaWQiOjE0NTg5fQ);
}

.image-6 {
  background-image:
    linear-gradient(to bottom right, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0.5)),
    url(https://images.unsplash.com/photo-1514888286974-6c03e2ca1dba?ixlib=rb-1.2.1&q=85&fm=jpg&crop=entropy&cs=srgb&ixid=eyJhcHBfaWQiOjE0NTg5fQ);
}

.image-7 {
  background-image:
    linear-gradient(to bottom right, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0.5)),
    url(https://images.unsplash.com/photo-1507146426996-ef05306b995a?ixlib=rb-1.2.1&q=85&fm=jpg&crop=entropy&cs=srgb&ixid=eyJhcHBfaWQiOjE0NTg5fQ);
}

.image-8 {
  background-image:
    linear-gradient(to bottom right, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0.5)),
    url(https://images.unsplash.com/photo-1555169062-013468b47731?ixlib=rb-1.2.1&q=85&fm=jpg&crop=entropy&cs=srgb&ixid=eyJhcHBfaWQiOjE0NTg5fQ);
}

.image-9 {
  background-image:
    linear-gradient(to bottom right, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0.5)),
    url(https://images.unsplash.com/photo-1524704654690-b56c05c78a00?ixlib=rb-1.2.1&q=85&fm=jpg&crop=entropy&cs=srgb&ixid=eyJhcHBfaWQiOjE0NTg5fQ);
}

.image-10 {
  background-image:
    linear-gradient(to bottom right, rgba(255, 255, 255, 0.5), rgba(0, 0, 0, 0.5)),
    url(https://images.unsplash.com/photo-1512125098323-cce1035bf4bf?ixlib=rb-1.2.1&q=85&fm=jpg&crop=entropy&cs=srgb&ixid=eyJhcHBfaWQiOjE0NTg5fQ);
}

.nav-search-box {
  background-color: #328fff;
  width: 70%;
  height: var(--nav-height);
  display: grid;
  grid-template-columns: auto 90px;
  grid-template-rows: 100%;
  position: absolute;
  top: 30px;
  left: 50%;
  overflow: hidden;
  box-shadow: 0 12px 20px 4px rgba(40, 40, 40, 0.5);
  border-radius: 8px;
  transform: translateX(-50%);
}

.nav-search-box > input[type="search"],
.nav-search-box > button {
  font-family: inherit;
  width: 100%;
  height: var(--nav-height);
  border: 0;
  outline: 0;
  display: block;
}

.nav-search-box > input[type="search"] {
  background-color: #dedede;
  padding: 0 15px;
  transition: all 150ms ease-out;
}

.nav-search-box > input[type="search"]:focus {
  background-color: #ffffff;
}

.nav-search-box > button {
  color: var(--nav-text-color);
  font-weight: bold;
  background-color: rgba(0, 0, 0, 0);
  transition: all 150ms ease-out;
}

.nav-search-box > button:hover {
  background-color: rgba(0, 0, 0, 0.25);
}

.nav-search-box > button:active {
  background-color: rgba(0, 0, 0, 0.5);
}

@media (min-width: 768px) {
  .nav {
    grid-template-rows: var(--nav-height) auto;
    grid-template-columns: var(--nav-width) auto;
  }
  
  .nav-header {
    grid-column-start: span 2;
  }
}