.cont1-item {width:286px;float:left;}
.cont1-item-img {width:100%;position:relative;border:1px solid #ccc;box-sizing:border-box;}
.cont1-item-img img {width:100%;}
.ico-txt {position:absolute;top:-50px;left:15px;}
.line {width:100%;float:left;background:url(../img/introduce/line.png) top left repeat-x;margin-top:4px;height:3px;}
.txt {background:#FFF0F5;min-height:110px;}