{ padding:0; margin:0; font:13px/1.5em Arial, Helvetica, sans-serif;}

.mask{ height:190px; overflow:hidden; float:left; margin:0 0 0 0; width:25%;} .boxWrap{ width: 345px; -moz-transition:margin-top .5s ease-out; -webkit-transition:margin-top .5s ease-out; -o-transition:margin-top .5s ease-out; -ms-transition:margin-top .5s ease-out; } .boxWrap:hover{ margin-top:-189px;} .boxWrap h1{ font-size:17px; color:#000;} .box1, .box2{ background-color:#EEE; color:#666; height:190px;} .box2{ margin-top: -1px; position:relative;} .box2 p{ margin-bottom:.5em;}

</style>