Listing links with CSS transitions

by archatas

HTML

<ul>
    <li><a href="#"><span></span> Some text</a></li>
    <li><a href="#"><span></span> Some text</a></li>
    <li><a href="#"><span></span> Some text</a></li>
    <li><a href="#"><span></span> Some text</a></li>
    <li><a href="#"><span></span> Some text</a></li>
    <li><a href="#"><span></span> Some text</a></li>
</ul>

CSS

ul {
    padding: 1em;
    background: red;
}

a {
    position: relative;
    padding-left: 20px;
    display: block;
    line-height: 2em;
    overflow: hidden;
    /*
    transition: background 0.5s;
    -moz-transition: background 0.5s;
    -webkit-transition: background 0.5s;
    -o-transition: background 0.5s;
    */
}

a:hover {
    background: white;
    /*
    transition: background 0.5s;
    -moz-transition: background 0.5s;
    -webkit-transition: background 0.5s;
    -o-transition: background 0.5s;
    */
}

span {
    position: absolute;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 6px solid red;
    display: inline-block;
    left: -6px;
    top: 8px;
    transition: left 0.5s;
    -moz-transition: left 0.5s;
    -webkit-transition: left 0.5s;
    -o-transition: left 0.5s;
}

a:hover span {
    left: 0;
    transition: left 0.5s;
    -moz-transition: left 0.5s;
    -webkit-transition: left 0.5s;
    -o-transition: left 0.5s;
}