:root{scroll-behavior:smooth}#achang-ft-btn:not(.init),#achang_fb_slide:not(.init){display:none}#achang-ft-btn{position:fixed;transition:opacity .6s}#achang-ft-btn.close{opacity:0;pointer-events:none}#achang-ft-btn>ul{display:flex;justify-content:center;align-items:center;gap:.6em;padding:0;margin:0}#achang-ft-btn li{display:inline-flex;overflow:hidden;justify-content:center;align-items:center;transition:transform .2s;border-radius:50%;background-image:none;background-position:center;background-size:cover}#achang-ft-btn li:hover{transform:scale(1.1);transition:transform .6s;animation:lighter 2s infinite alternate both}#achang-ft-btn li>*,#achang-ft-btn li img{max-width:100%;margin:0;height:auto;vertical-align:middle}@media (max-width:767px){#achang-ft-btn li.hide\:sm{display:none}}@keyframes lighter{to{filter:brightness(1.1)}}