*{box-sizing:border-box}.column{float:left}.row:after{content:"";display:table;clear:both}.facebook{width:60px;height:60px;background:url(https://f.hubspotusercontent40.net/hubfs/6868748/facebookicon-1-1-1.png) no-repeat}.facebook:hover{width:60px;height:60px;background:url(https://f.hubspotusercontent40.net/hubfs/6868748/facebook%20icon%201-1-1.png) no-repeat}.twitter{width:60px;height:60px;background:url(https://f.hubspotusercontent40.net/hubfs/6868748/twitter%20icon-1-1.png) no-repeat}.twitter:hover{width:60px;height:60px;background:url(https://f.hubspotusercontent40.net/hubfs/6868748/twitter%20icon%201-1-1.png) no-repeat}.xing{width:60px;height:60px;background:url(https://f.hubspotusercontent40.net/hubfs/6868748/xing%20icon-1-1.png) no-repeat}.xing:hover{width:60px;height:60px;background:url(https://f.hubspotusercontent40.net/hubfs/6868748/xing%20icon%201-1-1.png) no-repeat}.linkedin{width:60px;height:60px;background:url(https://f.hubspotusercontent40.net/hubfs/6868748/linkedin%20icon-2-1.png) no-repeat}.linkedin:hover{width:60px;height:60px;background:url(https://f.hubspotusercontent40.net/hubfs/6868748/linkedin%20icon%201-1-1.png) no-repeat}.yt{width:60px;height:60px;background:url(https://f.hubspotusercontent40.net/hubfs/6868748/youtube%20icon-1-1.png) no-repeat}.yt:hover{width:60px;height:60px;background:url(https://f.hubspotusercontent40.net/hubfs/6868748/yt%20icon%201-1-1.png) no-repeat}