jitsi-meet/css/_toolbars.scss

.toolbar {
    background-color: $toolbarBackground;
    position: relative;
    z-index: $toolbarZ;
    height: 100%;
    pointer-events: auto;
}

#mainToolbarContainer{
    display: block;
    position: absolute;
    text-align: center;
    top:0;
    left:0;
    right:0;
    z-index: $toolbarZ;
    pointer-events: none;
    min-height: 100px;
    opacity: 0;
}

#subject {
    position: relative;
    z-index: 3;
    width: auto;
    padding: 5px;
    margin-left: 40%;
    margin-right: 40%;
    text-align: center;
    background: linear-gradient(to bottom, rgba(255,255,255,.85) , rgba(255,255,255,.35));
    box-shadow: 0 0 2px #000000, 0 0 10px #000000;
    border-bottom-left-radius: 12px;
    border-bottom-right-radius: 12px;
}

#mainToolbar {
    height: $defaultToolbarSize;
    display: inline-block;
    position: relative;
    top: 30px;
    margin-left: auto;
    margin-right: auto;
    width: auto;
    border-radius: 3px;

    /**
     * First button in the toolbar.
     */
    .first {
        border-bottom-left-radius: 3px;
        border-top-left-radius: 3px;
    }

    /**
     * Last button in the toolbar.
     */
    .last {
        border-bottom-right-radius: 3px;
        border-top-right-radius: 3px;
    }

    /**
     * Splitter button in the toolbar.
     */
    .splitter {
        margin-left: $splitterToolbarButtonLeftMargin;
    }
}

#extendedToolbar {
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-box;
    display: -webkit-flex;
    display: flex;
    width: $defaultToolbarSize;
    height: 100%;
    top: 0px;
    left: 0px;
    padding-top: 10px;
    box-sizing: border-box;
    flex-direction: column;
    flex-wrap: nowrap;
    justify-content: flex-start;
    align-items: center;
    transform: translateX(-100%);
    -webkit-transform: translateX(-100%);
}

#toolbar_button_hangup {
    color: #BF2117;
    font-size: $hangupFontSize !important;
}

#toolbar_button_etherpad {
    display: none;
}

#mainToolbar a.button:last-child::after {
    content: none;
}

.button {
    display: inline-block;
    position: relative;
    color: #FFFFFF;
    top:0px;
    width: 50px;
    height: 50px;
    cursor: pointer;
    text-align: center;
    z-index: 1;
    font-size: $toolbarFontSize !important;
    line-height: 50px !important;
    vertical-align: middle;
}

.button[disabled] {
    opacity: 0.5;
}

.button.unclickable {
    cursor: default;
}

.button.toggled {
    background: $toolbarToggleBackground !important;
}

a.button.unclickable:hover,
a.button.unclickable:active,
a.button.unclickable.selected{
    cursor: default;
    background: none;
}

a.button:hover,
a.button:active,
a.button.selected {
    cursor: pointer;
    text-decoration: none;
    // sum opacity with background layer should give us 0.8
    background: $toolbarSelectBackground;
}

a.button>#avatar {
    width: 30px;
    border-radius: 50%;
    padding-top: 10px;
    padding-bottom: 10px;
}

#feedbackButton {
    margin-top: auto;
}

/**
 * Round badge.
 */
.badge-round {
    background-color: $toolbarBadgeBackground;
    color: $toolbarBadgeColor;
    font-size: 9px;
    line-height: 13px;
    font-weight: 700;
    text-align: center;
    border-radius: 50%;
    min-width: 13px;
    overflow: hidden;
    text-overflow: ellipsis;
    box-sizing: border-box;
    vertical-align: middle;
    // Do not inherit the font-family from the toolbar button, because it's an
    // icon style.
    font-family: $baseFontFamily;
}

/**
 * Toolbar specific round badge.
 */
.toolbar .badge-round {
    position: absolute;
    right: 9px;
    bottom: 9px;
}

/**
 * START of slide in animation for extended toolbar.
 */
@include keyframes(slideInX) {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(0%); }
}

.slideInX {
  @include animation('slideInX .5s forwards');
}

@include keyframes(slideOutX) {
  0% { transform: translateX(0%); }
  100% { transform: translateX(-100%); }
}

.slideOutX {
  @include animation('slideOutX .5s forwards');
}

@include keyframes(slideInExtX) {
    0% { transform: translateX(-500%); }
    100% { transform: translateX(0%); }
}

.slideInExtX {
  @include animation('slideInExtX .5s forwards');
}

@include keyframes(slideOutExtX) {
    0% { transform: translateX(0%); }
    100% { transform: translateX(-500%); }
}

.slideOutExtX {
  @include animation('slideOutExtX .5s forwards');
}

/**
 * END of slide out animation for extended toolbar.
 */

/**
 * START of slide in / out animation for main toolbar.
 */
@include keyframes(slideInY) {
    100% { transform: translateY(0%); }
}

.slideInY {
  @include animation('slideInY .5s forwards');
}

@include keyframes(slideOutY) {
    0% { transform: translateY(0%); }
    100% { transform: translateY(-100%); }
}

.slideOutY {
    @include animation('slideOutY .5s forwards');
}
/**
 * END of slide in / out animation for main toolbar.
 */

/**
 * START of slide in animation for extended toolbar panel.
 */
@include keyframes(slideInExt) {
    from { width: 0px; }
    to   { width: 200px; } // TO FIX: Make this value a percentage.
}

.slideInExt {
    @include animation("slideInExt .5s forwards");
}

@include keyframes(slideOutExt) {
  from { width: 200px; } // TO FIX: Make this value a percentage.
  to   { width: 0px; }
}

.slideOutExt {
  @include animation("slideOutExt .5s forwards");
}

/**
 * START of fade in animation for main toolbar
 */

.fadeIn {
    @include animation('fadeIn .3s forwards');
}

.fadeOut {
    @include animation('fadeOut .3s forwards');
}