/* footer */
#footer {padding: 35px 15px; background-color: #fff; text-align: center; border-top: 1px solid #ddd;}
.footer-info li {font-size: 12px; font-weight: 300; color: rgba(0, 0, 0, 0.8); line-height: 2;}
#footer .copyright {font-size: 12px; font-weight: 300; color: rgba(0, 0, 0, 0.3); text-align: center; margin-top: 5px;}
.ft-btn {display: block; text-align: center; width: 140px; height: 30px; line-height: 30px; color: #fff; margin: 20px auto 0; font-size: 10px; transition: .3s; background: #4a65f6;}
.ft-btn:hover {background: #3e57de;}
#top-btn {position: fixed; bottom: 20px; right: 20px; width: 45px; height: 45px; line-height: 45px; border: 1px solid #333; color: #333; text-align: center; font-size: 15px; z-index: 9; background: rgba(255, 255, 255, .5); transition: .3s; opacity: 0; pointer-events: none;}
#top-btn:hover {border-color: #4a65f6; background: #4a65f6; color: #fff;}
.scrolled #top-btn {opacity: 1; pointer-events: auto;}