.menu{padding:20px;background:#fff}.iconBox{border:1px solid #ddd;padding:20px;border-radius:5px}.iconBox .iconItem{border:1px solid #ddd;border-radius:2px;color:#777;display:inline-block;margin:0 10px;width:20px;height:20px;text-align:center;line-height:20px;cursor:pointer}.iconBox .iconItem:hover{color:var(--systemPrimaryColor);border-color:var(--systemPrimaryColor)}