.app-listing{   position: relative;   width: 600px;   border-top: 1px #ccc solid;   min-height: 120px;   padding:5px;}.app-listing-icon{    float:left;    width:100px;    margin: 10px;    }.app-listing-text{    margin:5px 5px 5px 5px;}.app-listing-icon:hover{    opacity: 0.75;    }