<section>
  <div class="quote">
    <cite>
      Lorem ipsum dolor sit amet, consectetur adipiscing elit
      fusce vel sapien elit in malesuada semper mi.
    </cite>
    <span id="replay">Replay</span>
    <a id="dex-sign" class="play" href="http://drygiel.com" target="_blank"></a>
  </div>
</section>
<footer>
    Want your own signature? Contact me at <a href="mailto:veratrion@gmail.com">veratrion@gmail.com</a>
</footer>

@sign-x: 255px;
@sign-y: 84px;
@sign-frames: 85;
@sign-duration: 3.5s;
@sign-delay: .2s;

#dex-sign {
    display: inline-block;
    margin: 30px 10px 15px 10px;
    width: @sign-x;
    height: @sign-y;
    background: url(http://drygiel.com/projects/sign/frames.png) no-repeat;

    &.white {
        background-image: url(http://drygiel.com/projects/sign/frames-255-white.png);
    }

    &.play {
        -moz-animation: sign-anim @sign-duration @sign-delay steps(@sign-frames) forwards;
        -o-animation: sign-anim @sign-duration @sign-delay steps(@sign-frames) forwards;
        -webkit-animation: sign-anim @sign-duration @sign-delay steps(@sign-frames) forwards;
        animation: sign-anim @sign-duration @sign-delay steps(@sign-frames) forwards;
    }
}

a#dex-sign {

    &:hover {
        @sign-hover-color-spin: 165deg;
        -webkit-filter: ~'invert(30%) brightness(80%) sepia(100%) contrast(110%) saturate(953%) hue-rotate(@{sign-hover-color-spin})';
    }
}

@-webkit-keyframes sign-anim {
    to {
        background-position: 0 @sign-frames * -@sign-y;
    }
}

@-moz-keyframes sign-anim {
    to {
        background-position: 0 @sign-frames * -@sign-y;
    }
}

@keyframes sign-anim {
    to {
        background-position: 0 @sign-frames * -@sign-y;
    }
}




// _____________________________________________ LAYOUT
* {
    margin: 0;
    padding: 0;
}

body, html {
    font-size: 1em;
    color: #2C2C2C;
    height: 100%;
    font-family: 'Raleway', sans-serif;
}

::selection {
    background: white;
}

::-moz-selection {
    background: white;
}

section {
  
    @color1: #FFF;
    @color2: #D6D6D6;

    height: 100%;
    min-height: 335px;
    background-color: @color1;
    background-image: radial-gradient(center top, circle cover, @color1, @color2);
    background-image: -o-radial-gradient(center top, circle cover, @color1, @color2);
    background-image: -ms-radial-gradient(center top, circle cover, @color1, @color2);
    background-image: -moz-radial-gradient(center top, circle cover, @color1, @color2);
    background-image: -webkit-radial-gradient(center top, circle cover, @color1, @color2);
    text-align: center;

    &:before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        min-height: 335px;
        pointer-events: none;
        opacity: .30;
    }

    #replay {
        position: absolute;
        z-index: 9999;
        bottom: -65px;
        left: 50%;
        transform: translateX(-50%);
        display: inline-block;
        padding: 10px;
        background: rgba(240, 240, 240, 0.44);
        border: 1px solid #BABABA;
        color: #696969;
        text-transform: uppercase;
        text-decoration: none;
        font-size: .6em;
        -moz-transition: left 6s cubic-bezier(1,.01,1,.01);
        -o-transition: left 6s cubic-bezier(1,.01,1,.01);
        -webkit-transition: left 6s cubic-bezier(1,.01,1,.01);
        transition: left 6s cubic-bezier(1,.01,1,.01);

        &:hover {
            left: -100000%;
            -moz-transition: none;
            -o-transition: none;
            -webkit-transition: none;
            transition: none;

            + .play {
                -moz-animation: none !important;
                -o-animation: none !important;
                -webkit-animation: none !important;
                animation: none !important;
            }
        }
    }

    .quote {
        position: absolute;
        left: 25%;
        right: 25%;
        top: 20%;
        padding: 30px 0 15px 0;

        cite {
            color: #444;
            font-family: "Hoefler Text", Georgia, Garamond, Times, serif;
            letter-spacing: 0.1em;
            text-align: center;
            line-height: 110%;
            font-size: 1.7em;
            font-variant: small-caps;

            &:before {
                content: '’’';
                position: absolute;
                left: -100px;
                top: 100px;
                width: 100%;
                height: 100%;
                pointer-events: none;
                font-size: 8em;
                text-align: left;
                font-family: Arial;
                letter-spacing: -16px;
                font-style: normal;
                font-weight: bold;
                color: rgb(123, 154, 185);
            }
        }
    
        #dex-sign 
        { 
            position: absolute;
            bottom: -125px;
            right: 0; 
        }    
    }
}

footer {
    background-color: #2C2C2C;
    color: #8A8A8A;
    padding: 25px;
    text-align: center;

    a {
        text-decoration: none;
        color: #4384E6;

        &:hover {
            color: white;
        }
    }
}

// Why it's amazing?

// 1. No GIF animation, only lighweight (20KB) PNG sequence animated using CSS3
// 2. 'Replay' animation button with no JS, pure CSS
// 3. Change color of the sign on mouse hover (css filters)