.left_nav_box[data-v-3eac505c]{position:fixed;bottom:0;top:50px;background-color:#fff;z-index:1050}.left_nav_box .ivu-menu[data-v-3eac505c]{height:100%;overflow:auto;z-index:1050}.left_nav_box .ivu-menu[data-v-3eac505c]::-webkit-scrollbar{width:8px!important;height:10px!important}.left_nav_box .search_keywords[data-v-3eac505c]{width:100%;background-color:#fff;position:sticky;left:0;top:0;height:52px;line-height:50px;box-shadow:0 4px 8px rgba(0,0,0,.08);padding:0 15px;z-index:100;margin-bottom:10px}.select_system[data-v-3eac505c]{padding:15px}.style_dropdownbox[data-v-3eac505c]{max-height:280px;min-width:210px!important}.style_dropdownbox .system_link[data-v-3eac505c]{color:#515a6e}.style_dropdownbox .system_link[data-v-3eac505c]:hover{color:#2b85e4;text-decoration:underline}