.button{background-color:#ccc;color:#fff;display:inline-block;padding:15px 30px;position:relative;text-decoration:none}.button:before{background-image:url(https://20191183.fs1.hubspotusercontent-na1.net/hubfs/20191183/UD%20New%20design/d%20logo.svg);background-position:0;background-repeat:no-repeat;background-size:left center;content:"";height:28px;left:26px;opacity:0;position:absolute;transform:translate(-70%,-13%);transition:.5s ease-in-out;width:100px}.button:hover:before{opacity:1;transform:translate(75%,-13%)}