Edit in JSFiddle

* {
    margin: 0;
    padding: 0;
}
body{
    background: #f5f5f5;
    font-family: arial;
}
#wrap {
    text-align: center;
    margin: 0 auto;
    padding: 10px;
}
.list01 li {
    cursor: pointer;
    padding: 8px;
    position: relative;
    margin-bottom: 1px;
    list-style: none;
}

.list01 li span {
    border: solid 1px #8EC5E6;
    background-color: #E7F2FA;
    display: block;
    z-index: -1;
    width: 100%;
    position: absolute;
    left: 0;
    top: 0;
    border-radius: 3px;
    animation: buller 0.2s linear;
    -webkit-animation: buller 0.2s linear;
}

@keyframes buller {
    0%{box-shadow: 0px 3px 2px #afbed6, 0px -3px 2px #afbed6;}
    100%{box-shadow: 0px 0px 0px #afbed6, 0px 0px 0px #afbed6;}
}

@-webkit-keyframes buller {
    0%{-webkit-box-shadow: 0px 3px 2px #a9ccd6, 0px -3px 2px #a9ccd6;}
    100%{-webkit-box-shadow: 0px 0px 0px #a9ccd6, 0px 0px 0px #a9ccd6;}
}

<div id="wrap">
<ul class="list01">
    <li>List 01</li>
    <li>List 02</li>
    <li>List 03</li>
    <li>List 04</li>
    <li>List 05</li>
    <li>List 06</li>
</ul>
</div>