.rule-tree {
    padding: 0 !important;
    width: 280px !important;
    .head-ul {
        background: #f6f8f9;
        border-bottom: 1px solid #ebeef5;
        display: flex;
        justify-content: space-evenly;
        align-items: center;
        height: 48px;
        li {
            width: 34px;
            height: 34px;
            box-sizing: content-box;
            border-radius: 50%;
            position: relative;
            cursor: pointer;
            .ivu-tooltip,
            .ivu-tooltip-rel {
                width: 100%;
                height: 100%;
                display: block;
            }
            svg {
                position: absolute;
                inset: 0;
                margin: auto;
            }

            &:hover {
                background-color: #eaeaea;
                cursor: pointer;
            }
            &.disabled {
                background-color: #fff;
                cursor: not-allowed;
            }
            button {
                display: inline-block;
                width: 100%;
                height: 100%;
                border-radius: 50%;
                color: #515a6e;
                border: 0;
                outline: none;
                background-color: transparent;
                cursor: inherit;
            }
        }
    }

    .body-box {
        padding: 11px 0;
    }

    .ztree li span.button {
        background-repeat: 10px;
    }
}