header,footer{position:fixed;top:0;bottom:0;margin:auto;width:4rem;text-shadow:var(--text-shadow);background:var(--background);box-shadow:var(--box-shadow);z-index:9;backdrop-filter:blur(0.375rem)}header{border-right:var(--border);-webkit-transition:left .5s;-webkit-animation:fadeInLeft .5s .2s ease both;-moz-animation:fadeInLeft .5s .2s ease both;animation:fadeInLeft .5s .2s ease both}footer{right:0;border-left:var(--border);-webkit-transition:right .5s;-webkit-animation:fadeInRight .5s .2s ease both;-moz-animation:fadeInRight .5s .2s ease both;animation:fadeInRight .5s .2s ease both}.head_menu,.foot_menu{display:flex;flex-direction:column;justify-content:space-between;height:100vh}.head_menu ul,.foot_menu ul{list-style-type:none;display:inline-block;padding-inline-start:0;overflow-x:hidden;overflow-y:auto;max-height:calc(100vh - 21rem);text-align:center}.head_menu .head_bottom{left:0;bottom:0;position:absolute}.foot_menu .foot_bottom{right:0;bottom:0;position:absolute}.anniu{margin:.75rem .5rem;display:inline-flex;padding:.5rem;border-radius:var(--radius);transition-property:border,background,color;transition-duration:.4s;transition-timing-function:cubic-bezier(0.4,0,0.15,1);color:var(--main);font-size:1.5rem;line-height:1.5rem;background:#fff0;cursor:pointer}.anniu_name{display:none}.anniu:hover{border-color:var(--colorE);background:var(--under-background);color:var(--theme)}.header_mood_emoji{font-size:1rem;position:absolute;right:-0.5rem;bottom:-0.25rem;z-index:9}header .anniu:not(.toindex):hover,footer .anniu:hover{animation:jump .3s .12s ease;-webkit-animation:jump .3s .12s ease;-moz-animation:jump .3s .12s ease}.anniu_num{position:absolute;font-size:.5rem;margin:-1rem 1.4rem;display:block;letter-spacing:0}.Dianzan_anniu{font-family:'catfont'}.head_avatar{vertical-align:middle;border-radius:var(--radius);object-fit:cover;width:4rem;height:4rem}.tab_on{background:var(--under-background);color:var(--theme)!important;box-shadow:inset 0 .5rem 1.5rem 1px #beb0ff30}