.el-backtop{--el-backtop-bg-color:var(--el-bg-color-overlay);--el-backtop-text-color:var(--el-color-primary);--el-backtop-hover-bg-color:var(--el-border-color-extra-light);align-items:center;background-color:var(--el-backtop-bg-color);border-radius:50%;box-shadow:var(--el-box-shadow-lighter);color:var(--el-backtop-text-color);cursor:pointer;display:flex;font-size:20px;height:40px;justify-content:center;position:fixed;width:40px;z-index:5}.el-backtop:hover{background-color:var(--el-backtop-hover-bg-color)}.el-backtop__icon{font-size:20px}[data-v-8755ed64]:root{--el-color-primary:#2399d9;--el-menu-hover-text-color:#2399d9}.header-row[data-v-8755ed64]{height:170px}.header-row .wrapper[data-v-8755ed64],.nav-menus[data-v-8755ed64]{margin:0 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.welcome-words[data-v-8755ed64]{color:red;font-size:12px;padding-left:15px}.welcome-bar .search-box[data-v-8755ed64]{align-items:center;display:flex;padding-right:20px}.welcome-bar .search-box>div[data-v-8755ed64]{left:-8px;position:relative;top:-1px}[data-v-8755ed64] 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no-repeat top;color:#555;height:144px}[data-v-8755ed64] .ba-footer a,[data-v-8755ed64] .ba-footer a:hover{color:#06c}