.help-category-wrap[data-v-35f1f243]{height:100%;min-height:316px}[data-v-35f1f243] .ivu-card-body{position:relative;height:calc(100% - 51px)}.ztree[data-v-35f1f243]{height:calc(100% - 37px);margin-top:5px;overflow-y:auto}.ztree li span.button.switch.level0[data-v-35f1f243]{width:1px;background:none;visibility:hidden}