.btn-link-square{display:inline-block;width:56px;height:56px;line-height:35px;text-align:center;border:3px solid #000;font-size:22px;font-weight:bold;position:absolute;bottom:-20px;right:20px;transition:all .3s ease-in;-webkit-transition:all .3s ease-in}.btn-link-square:hover{color:#fff;background:#333;transform:translate(0,-5px);box-shadow:0px 30px 40px rgba(0,0,0,0.1)}