web-apps/apps/common/mobile/resources/css/skeleton.css

body {
    margin: 0;
}

body.theme-type-dark {
    --background-navbar-ios: #232323;
    --background-navbar-word: #232323;
    --background-navbar-cell: #232323;
    --background-navbar-slide: #232323;
}

.skl-navbar {
    --box-logo-height: 26px;
    --skl-navbar-height: 44px;
    --skl-pixel-ratio: 1;
}

.skl-navbar--md {
    --skl-navbar-height: 56px;
}

.skl-pixel-ratio--2 {
    --skl-pixel-ratio: 2;
}

.skl-navbar {
    height: calc(var(--skl-navbar-height) + var(--box-logo-height));
    width: 100%;
    position: relative;
}

.skl-navbar.skl-navbar--md {
    /*height: calc(56px + 26px);*/
}

.skl-navbar.skl-navbar--ios {
    background-color: var(--background-navbar-ios, #f7f7f8);
}

.skl-navbar.skl-navbar--word.skl-navbar--md {
    background-color: var(--background-navbar-word, #446995);
}

.skl-navbar.skl-navbar--cell.skl-navbar--md {
    background-color: var(--background-navbar-cell, #40865c);
}

.skl-navbar.skl-navbar--slide.skl-navbar--md {
    background-color: var(--background-navbar-slide, #aa5252);
}

.skl-navbar::before {
    content: '';
    position: absolute;
    width: 100%;
}

.skl-navbar:not(.skl-navbar--md)::before {
    background-color: rgba(0,0,0,0.25);
    display: block;
    z-index: 15;
    top: auto;
    right: auto;
    bottom: 0;
    left: 0;
    height: 1px;
    transform-origin: 50% 100%;
    transform: scaleY(calc(1 / var(--skl-pixel-ratio)));
}

.skl-navbar.skl-navbar--md::before {
    right: 0;
    width: 100%;
    top: 100%;
    bottom: auto;
    height: 8px;
    pointer-events: none;
    background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.25) 0%, rgba(0, 0, 0, 0.08) 40%, rgba(0, 0, 0, 0.04) 50%, rgba(0, 0, 0, 0) 90%, rgba(0, 0, 0, 0) 100%)
}

.skl-lines {
    display: none;
}

.skl-line {
    height: 15px;
    margin: 30px;
    background: #e2e2e2;
    overflow: hidden;
    position: relative;
    -webkit-animation: flickerAnimation 2s infinite ease-in-out;
    animation: flickerAnimation 2s infinite ease-in-out;
}

@keyframes flickerAnimation {
    0%   { opacity:0.1; }
    50%  { opacity:1; }
    100% { opacity:0.1; }
}
@-o-keyframes flickerAnimation{
    0%   { opacity:0.1; }
    50%  { opacity:1; }
    100% { opacity:0.1; }
}
@-moz-keyframes flickerAnimation{
    0%   { opacity:0.1; }
    50%  { opacity:1; }
    100% { opacity:0.1; }
}
@-webkit-keyframes flickerAnimation{
    0%   { opacity:0.1; }
    50%  { opacity:1; }
    100% { opacity:0.1; }
}