Class zing

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<div class="paging grpmenu" style="float: left; text-align: center; color: #000; font-size: 15pt; padding: 10px;">
    <span><a style="transition: background 1s, color 1s; -webkit-transition: background 1s, color 1s; -moz-transition: background 1s, color 1s; -o-transition: background 1s, color 1s;" target="_blank">Vui lòng sử dụng Tiếng Việt có dấu!</a></span>
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