.taive{color: #FFF;
padding: 8px 8px 9px 8px;
text-align: center;
max-width: 300px;
margin: auto;
margin-bottom: 10px;
font-size: 15px;
transition: all 0.3s;
-moz-transition: all 0.3s;box-shadow: 0 2px 4px rgba(0, 0, 0, 0.53);
background: url(http://vietb.mobie.in/images/taive.png) no-repeat left center #04AEDA;}
.taive:hover{transition: all 0.3s;
-moz-transition: all 0.3s;
opacity: .8;}