#portfolio-samples{display:flex;justify-content:center;width:100%}.flex-md-equal>*{flex:1 1}.profile-image{border-radius:50%;max-width:400px}.social-icon{width:50px;height:50px;color:#000000;margin-right:26px}#btn-back-to-top{position:fixed;bottom:20px;right:20px;display:none}