style.css

.smm-widget.smm-show-source {
    flex-grow: 5;
    overflow: auto;
    min-height: 200px;
    border-bottom: 1px solid var(--main-border-color);
    margin-bottom: 10px;
    flex-basis: 0;
}

.smm-widget.smm-hide-source {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    margin: auto;
    z-index: 200;
}

.smm-render {
    position: relative;
    overflow: auto;
    height: 100%;
    background: var(--main-background-color);
}

.smm-container {
    width: 100%;
    height: 100%;
}

.smm-container {
    moz-user-select: -moz-none;
    -moz-user-select: none;
    -o-user-select: none;
    -khtml-user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

.smm-container * {
    margin: 0;
    padding: 0;
}

.smm-toolbar {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 10px;
    width: max-content;
    display: flex;
    font-size: 12px;
    font-weight: 400;
    color: rgba(26, 26, 26, 0.8);
    z-index: 3;
}

.smm-toolbar .smm-toolbar-block {
    display: flex;
    background-color: #fff;
    padding: 10px 15px;
    border-radius: 6px !important;
    box-shadow: 0 2px 16px 0 rgba(0, 0, 0, .06);
    border: 1px solid rgba(0, 0, 0, .06);
    margin-right: 20px;
    flex-shrink: 0;
    position: relative;
}

.smm-toolbar-btn-list {
    display: flex;
}

.smm-toolbar-block .smm-toolbar-btn {
    display: flex;
    justify-content: center;
    flex-direction: column;
    cursor: pointer;
    margin-right: 20px;
}

.smm-toolbar-block .smm-toolbar-btn:last-of-type {
    margin-right: 0;
}

.smm-toolbar-block .smm-toolbar-btn.dropdown-toggle::after {
    display: none !important;
}

.smm-toolbar-block .dropdown-menu {
    padding:12px;
    min-width: 150px !important;
    border-radius: 4px !important;
}

.smm-toolbar-btn-list.v {
    width: 120px;
    flex-wrap: wrap;
}

.smm-toolbar-btn-list.v .smm-toolbar-btn {
    flex-direction: row;
    justify-content: flex-start;
    margin-bottom: 10px;
    width: 100%;
    margin-right: 0;
}

.smm-toolbar-btn-list.v .smm-toolbar-btn:last-of-type {
    margin-bottom: 0;
}

.smm-toolbar-btn-list.v .smm-toolbar-btn .icon {
    margin-right: 10px;
}

.smm-toolbar-btn-list.v .smm-toolbar-btn .text {
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.smm-toolbar-block .smm-toolbar-btn.active .icon,
.smm-toolbar-block .smm-toolbar-btn:hover:not(.disabled) .icon {
    background: #f5f5f5;
}

.smm-toolbar-block .smm-toolbar-btn.disabled {
    color: #bcbcbc;
    cursor: not-allowed;
    pointer-events: none;
}

.smm-toolbar-block .smm-toolbar-btn .icon {
    display: flex;
    height: 26px;
    background: #fff;
    border-radius: 4px !important;
    border: 1px solid #e9e9e9;
    justify-content: center;
    flex-direction: column;
    text-align: center;
    padding: 0 5px;
}

.iconfont {
    font-family: boxicons !important;
    font-size: 16px;
    font-style: normal;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.smm-toolbar-block .smm-toolbar-btn .text {
    margin-top: 3px;
}

.smm-backdrops-container textarea {
    background: none !important;
}

.smm-render .smm-tools {
    position: absolute;
    z-index: 110;
    top: 10px;
    left: 10px;
    border-radius: 5px !important;
    opacity: 0.5;
}

.smm-render .smm-tools:hover {
    opacity: 1;
}

.smm-render .smm-tools ul {
    float: left;
    margin: 0 3px;
}

.smm-render .smm-tools li {
    display: none;
}

.smm-render .smm-tools li.title {
    display: list-item;
}

.smm-render .smm-tools li.title .menu-text {
    display: none;
}

.smm-render .smm-tools-active {
    opacity: 1;
    border: solid 1px #fff;
    border-color: gray;
    background-color: #fff;
}

.smm-render .smm-tools-active li {
    display: list-item;
}

.smm-render .smm-tools-active li.title {
    opacity: 1;
}

.smm-render .smm-tools-active li.title .menu-text {
    display: inline-block;
}

.smm-render .menu {
    padding: 6px 8px !important;
    list-style: none;
}

.smm-render .menu li {
    height: 28px;
    opacity: 0.4;
    cursor: default;
    user-select: none;
    font-family: "Microsoft YaHei", sans-serif, Verdana;
    vertical-align: middle;
}

.smm-render .menu li:hover {
    opacity: 1;
}

.smm-render .menu .menu-icon {
    display: inline-block;
    font-size: 18px;
    height: 28px;
    line-height: 28px;
    margin-right: 6px;
    padding: 0;
    vertical-align: middle;
}

.smm-render .menu .menu-text {
    display: inline-block;
    font-size: 14px;
    height: 28px;
    line-height: 28px;
    vertical-align: baseline;
}

.smm-render .menu .menu-divider {
    border-bottom: solid 1px gray;
    height: 0;
    margin: 6px 0;
}

.smm-render .menu-item {
    position: relative;
}

.smm-render .menu-item .menu {
    background-color: #fff;
    border: solid 1px gray;
    border-radius: 5px;
    display: none;
    position: absolute;
    left: 95%;
    top: 0;
    z-index: 112;
}

.smm-render .menu-item:hover .menu {
    display: block;
}

.smm-render.full{
    position:fixed !important;
    z-index: 200;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100% !important;
}

.smm-render .smm-components-container #nodeOuterFrameContainer {
    display: none;
    position: fixed;
    transform: translate(-12px, -12px);
}

.smm-render .smm-components-container .smm-outer-frame-active {
    display: block !important;
}

.smm-render .smm-components-container #nodeOuterFrameContainer .smm-outer-frame-btn {
    width: 24px;
    height: 24px;
    background-color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 16px 0 rgba(0, 0, 0, .06);
    border: 1px solid rgba(0, 0, 0, .06);
}