dareway-rui/build/taglib/sidebar/view/style.css

.rui-sideBar {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
}

/**
 * Menu 部分
 */
.rui-sideBar-menu {
    float: left;
    width: 50px;
    height: 100%;
    overflow: auto;

    font-size: 13px;
    text-align: center;
    line-height: 1.2;
    color: #fff;
    background-color: #001529;
}

.rui-sidebar-menu-item {
    position: relative;
    padding: 8px 5px 8px 0;
    border-left: 5px #001529 solid;
}

.rui-sidebar-menu-item-selected {
    background-color: #387EE7;
    border-left: 5px #387EE7 solid;
}

.rui-sidebar-menu-item-text{
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 100%;
}


/**
 * Content 部分
 */
.rui-sideBar-content {
    position: relative;
    display: block;
    overflow: auto;
    height: 100%;
}

.rui-sideBar-content-item {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;

    display: flex;
    flex-direction: column;
    overflow: auto;
}

.rui-sideBar-content-item-hidden {
    display: none;
}