.btn_handle{margin-bottom:15px}.active{background:#ecf5ff;color:#66b1ff}.border-b{border-bottom:1px solid #eee;padding-bottom:6px}.columnName{display:flex;align-items:center;justify-content:space-between;width:200px}.columnName:hover p{display:block}.columnName div p{flex:60px 0 0;display:none}.columnName div p i{margin:0 5px;font-size:14px;font-weight:700}