newbb/public/static/admin/css/themes/_demo.scss

.layui-btn {
    color           : #808185 !important;
    background-color: #cde7ff !important;
    border          : 1px solid #d3dde6 !important;
}

.layui-layer-easy .layui-layer-title {
    background-color: rgb(215, 215, 215) !important;
    color           : #6C6E71 !important;
}

.layui-layer-easy .layui-layer-setwin>a::after {
    color: #6C6E71 !important;
}

.layui-layer-easy .layui-layer-btn .layui-layer-btn0 {
    color           : #808185 !important;
    background-color: #cde7ff !important;
    border          : 1px solid #d3dde6 !important;
}

.layuimini-tab .layui-tab-title .layuimini-tab-active {
    display: none !important;
}

.layuimini-tab .layui-tab-title li {
    padding     : 0 5px !important;
    font-size   : 12px;
    border-width: 1px 1px 1px 0 !important;
    border-style: solid !important;

}

.layuimini-tab .layui-tab-title li.layui-this {
    color       : #fff !important;
    border-color: rgba(0, 0, 255, 1) !important;
    background  : rgba(90, 173, 255, 1) !important;
}

.layuimini-tab .layui-tab-title .layui-this span {
    color: #fff !important;
}

.layuimini-tab>.layui-tab-title li,
.layuimini-tab>.close-box li {
    line-height: 27px !important;
}

.layuimini-tab>.layui-tab-title,
.layuimini-tab>.close-box {
    height: 28px !important;
}

.layuimini-tab .layui-tab-control>li {
    height     : 28px !important;
    line-height: 28px !important;
}

.layuimini-container .layui-laypage .layui-laypage-curr .layui-laypage-em {
    background-color: #6C6E71 !important;
}

.layuimini-container .layui-form-onswitch {
    background-color: #cde7ff !important;
    border-color    : #cde7ff !important;
}

.layuimini-container .layui-form-switch {

    background-color: #6C6E71;
    border-color    : #6C6E71;
}

.layui-table-tool .layui-inline[lay-event] {
    border-color: transparent;
}

.layui-form-checked[lay-skin="primary"] i {
    border-color    : #cde7ff !important;
    background-color: #cde7ff !important;
}