#left_menu{width:var(--left-width);color:#fff;z-index:2;background:#6e6e6e;justify-content:space-between;height:100dvh;padding:4rem 2.4rem 2.5rem;top:0;left:0;overflow-y:auto}#left_menu .left_menu_brand{border-bottom:1px solid #ffffff3d;padding-bottom:3rem}#left_menu .left_menu_brand>a{letter-spacing:.06em;font-size:2.4rem;font-weight:900}#left_menu .left_menu_brand p{color:#ffffffbd;margin-top:.8rem;font-size:1.15rem;line-height:1.6}#left_menu .category_list{flex:1;padding-top:3rem}#left_menu .category_list .category_heading{color:#ffffff94;letter-spacing:.16em;font-size:1rem;font-weight:800}#left_menu .category_list>ul{margin-top:1.2rem}#left_menu .category_list>ul>li+li{margin-top:.4rem}#left_menu .category_list a{color:#fff;border-radius:.5rem;justify-content:space-between;align-items:center;gap:1rem;min-height:4rem;padding:.8rem 1rem;transition:background .15s;display:flex}#left_menu .category_list a:hover{background:#ffffff21}#left_menu .category_list a span{font-size:1.35rem}#left_menu .category_list a small{color:#fff9;font-size:1.1rem}#left_menu .category_list .category_children{border-left:1px solid #ffffff38;margin:.2rem 0 .8rem 1.2rem;padding-left:.8rem}#left_menu .category_list .category_children a{min-height:3.4rem}#left_menu .category_list .category_children a span{font-size:1.2rem}#left_menu .left_menu_footer{color:#ffffff8a;letter-spacing:.1em;border-top:1px solid #ffffff3d;padding-top:2rem;font-size:1rem}#left_menu .left_menu_footer .visitor_count{color:#ffffffb8;letter-spacing:0;gap:1.2rem;margin-bottom:.8rem;display:flex}@media (max-width:768px){#left_menu{width:100%;height:auto;padding:2rem 1.6rem;position:relative}#left_menu .left_menu_brand{padding-bottom:1.5rem}#left_menu .left_menu_brand>a{font-size:2rem}#left_menu .category_list{padding-top:1.5rem}#left_menu .category_list>ul{flex-wrap:wrap;gap:.5rem;display:flex}#left_menu .category_list>ul>li{flex:14rem;margin:0}#left_menu .category_list .category_children{display:none}#left_menu .left_menu_footer{margin-top:1.5rem;padding-top:1.5rem}}