.arco-back-top{position:fixed;right:24px;bottom:24px;z-index:100}.arco-back-top-btn{width:40px;height:40px;color:var(--color-white);font-size:12px;text-align:center;background-color:rgb(var(--primary-6));border:none;border-radius:var(--border-radius-circle);outline:none;cursor:pointer;transition:all .2s cubic-bezier(0,0,1,1)}.arco-back-top-btn:hover{background-color:rgb(var(--primary-5))}.arco-back-top-btn svg{font-size:14px}.arco-back-top[data-v-ae779d78]{right:1.25rem;bottom:2.5rem}.arco-back-top .arco-btn.tpg-btn.opacity[data-v-ae779d78]{color:#fff;background-color:var(--tpg-bg-color-2, #24241c);border:0;border-radius:.475rem;box-shadow:0 .5rem 1.5rem .5rem #00000013;opacity:.3}.arco-back-top .arco-btn.tpg-btn.opacity[data-v-ae779d78]:hover{color:#fff;background-color:var(--tpg-bg-color-2, #24241c);opacity:1;transition:color .3s ease,opacity .3s ease,background-color .3s ease}.arco-back-top .arco-btn.tpg-btn.opacity .arco-btn-icon svg[data-v-ae779d78]{width:1.25rem;height:1.25rem}@media (max-width: 768px){.arco-back-top[data-v-ae779d78]{right:1rem;bottom:1.875rem;width:1.875rem;height:1.875rem}.arco-back-top .arco-btn-only-icon[data-v-ae779d78]{width:1.75rem;height:1.75rem}}