Ghost/ghost/admin/app/styles/layouts/main.css

/* Global Layout
/* ---------------------------------------------------------- */

/*
  Ember's app container, set height so that .gh-app and .gh-viewport
  don't need to use 100vh where bottom of screen gets covered by iOS menus
  http://nicolas-hoizey.com/2015/02/viewport-height-is-taller-than-the-visible-part-of-the-document-in-some-mobile-browsers.html

  TODO: Once we have routable components it should be possible to remove this
  by moving the gh-app component functionality into the application component
  which would remove the extra div that this targets.
*/
body > .ember-view:not(.liquid-target-container) {
    height: 100%;
}

/* Main viewport, contains main content, and alerts */
.gh-app {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    height: 100%;
}

/* Content viewport, contains everything else */
.gh-viewport {
    flex-grow: 1;
    display: flex;
    overflow: hidden;
    max-height: 100%;
}

.gh-main {
    position: relative;
    flex-grow: 1;
    display: flex;
    background: #fff;
}

/*  Flexbox fix. https://github.com/TryGhost/Ghost/issues/5804#issuecomment-141416812 */
.gh-main > section {
    width: 1px;
}


/* Global Nav
/* ---------------------------------------------------------- */

.gh-nav {
    position: relative;
    z-index: 800;
    flex: 0 0 235px;
    display: flex;
    flex-direction: column;
    min-width: 0; /* TODO: This is a bullshit Firefox hack */
    border-right: #dfe1e3 1px solid;
    background: #f5f7f8;
    transform: translateX(0);
}

.gh-nav-menu {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    padding: 15px;
    cursor: pointer;
}

.gh-nav-menu i {
    margin-right: 8px;
    width: 11px;
    height: 11px;
    font-size: 11px;
    line-height: 11px;
    transition: margin-top 0.2s ease;
}

.gh-nav-menu-icon {
    flex-shrink: 0;
    margin-right: 10px;
    width: 34px;
    height: 34px;
    background-color: #222;
    background-size: 34px;
    border-radius: 4px;
}

.gh-nav-menu-details {
    flex-grow: 1;
    padding-right: 10px;
    min-width: 0; /* TODO: This is a bullshit Firefox hack */
}

.gh-nav-menu-details-blog {
    overflow: hidden;
    margin-bottom: 1px;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 1.5rem;
    line-height: 1.3em;
    font-weight: 600;
}

.gh-nav-menu-details-user {
    overflow: hidden;
    color: var(--midgrey);
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 1.2rem;
    line-height: 1.2em;
}

.gh-nav-body {
    flex-grow: 1;
    overflow-y: auto;
}

.gh-nav-search {
    position: relative;
    margin: 0 15px 10px;
}

.gh-nav-search .ember-power-select-trigger {
    outline: 0;
}

.gh-nav-search-button {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    padding: 0 8px 0 5px;
}

.gh-nav-search-button i {
    width: 16px;
    height: 16px;
    color: var(--midgrey);
    font-size: 13px;
    line-height: 13px;
    transition: color 0.2s ease;
    transform: rotate(90deg);
}

.gh-nav-search-button:hover i {
    color: var(--darkgrey);
}

.gh-nav-list {
    margin: 0;
    padding: 0 15px 0 0;
    list-style: none;
    font-size: 1.3rem;
    line-height: 1.5em;
}

.gh-nav-list-h {
    overflow: hidden;
    margin-top: 15px;
    padding: 5px 10px 5px 15px;
    color: #808284;
    text-transform: uppercase;
    text-overflow: ellipsis;
    white-space: nowrap;
    letter-spacing: 1px;
    font-size: 1.2rem;
    line-height: 1.1em;
}

.gh-nav-list a {
    display: flex;
    align-items: center;
    padding: 5px 10px 5px 15px;
    border-radius: 0 4px 4px 0;
    color: var(--darkgrey);
    transition: none;
}

.gh-nav-list .active {
    background: color(var(--blue) lightness(+10%));
    color: #fff;
}

.gh-nav-list a:not(.active):hover {
    background: color(var(--blue) alpha(-85%));
    color: var(--darkgrey);
}

.gh-nav-list i {
    margin-right: 8px;
    width: 15px;
    height: 15px;
    color: rgba(0,0,0,0.6);
    text-align: center;
    font-size: 15px;
    line-height: 1;
}

.gh-nav-list .active i {
    color: #fff;
}

.gh-nav-list a:not(.active):hover i {
    color: var(--darkgrey);
}

.gh-nav-footer {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    height: 40px;
    border-top: #dfe1e3 1px solid;
    color: var(--midgrey);
}

.gh-nav-footer-sitelink {
    flex-grow: 1;
    padding: 12px;
    color: color(var(--midgrey) lightness(-10%));
    text-align: center;
    text-transform: uppercase;
    font-size: 1rem;
    line-height: 1;
    font-weight: 200;
}

.gh-nav-footer-sitelink i {
    margin-left: 5px;
    font-size: 1rem;
}

.gh-nav-footer-sitelink:hover {
    color: var(--blue);
}


/* Mobile Nav
/* ---------------------------------------------------------- */

.gh-mobilemenu-button {
    display: none;
}

@media (max-width: 800px) {
    .view-header {
        padding-left: 0 !important;
    }

    .gh-mobilemenu-button {
        flex-shrink: 0;
        display: block;
        margin: 0;
        padding: 24px;
        font-size: 18px;
        line-height: 18px;
    }

    .gh-mobilemenu-button .icon-gh {
        margin: 0;
    }

    /* Hide the nav */
    .gh-nav {
        position: absolute;
        top: 0;
        left: 0;
        width: 270px;
        height: 100%;
        transition: transform 0.4s cubic-bezier(0.1, 0.7, 0.1, 1);
        transform: translate3d(-270px, 0px, 0px);
    }
    .mobile-menu-expanded .gh-nav {
        transform: translate3d(0,0,0);
    }

    .gh-nav-list a {
        padding: 7px 10px 7px 15px;
        border-radius: 0 4px 4px 0;
    }
}

@media (max-width: 500px) {
    .gh-mobilemenu-button {
        padding: 24px 15px 24px 16px;
    }

    .gh-nav {
        width: 80vw;
        transform: translate3d(-80vw, 0px, 0px);
    }
    .mobile-menu-expanded .gh-nav {
        transform: translate3d(0,0,0);
    }
    .mobile-menu-expanded .content-cover {
        transform: translate3d(80vw, 0, 0);
    }

    .gh-nav-search-input .selectize-input,
    .gh-nav-search-input .selectize-input input,
    .gh-nav-search-input .selectize-dropdown {
        font-size: 1.5rem;
    }

    .gh-nav-list {
        font-size: 1.5rem;
    }

    .gh-nav-list-h {
        font-size: 1.4rem;
    }

    .gh-nav-list i {
        margin-right: 8px;
        width: 17px;
        height: 17px;
        text-align: center;
        font-size: 17px;
    }
}


/* Auto Nav - Opens and closes like OSX dock
/* ---------------------------------------------------------- */

.gh-menu-toggle {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 5px 10px;
    width: 45px;
    height: 27px;
    border-right: #dfe1e3 1px solid;
    line-height: 1;
    cursor: pointer;
}

.gh-menu-toggle:hover {
    cursor: pointer;
}

.gh-menu-toggle i {
    transition: all 0.2s ease;
}

.gh-menu-toggle:hover i {
    color: var(--blue);
}

/* Autonav is tricky, because hit areas of translated elements aren't in sync
   with the visible element we need to add the hover behaviour to a small,
   non-moving element. The following code positions our hit area and transitions
   it in-sync with it's container so it always sticks to the left of the viewport
   then hides off-canvas when required as display:none breaks transitions. */

.gh-autonav-toggle {
    position: absolute;
    top: 0;
    right: 0;
    display: none;
    width: 15px;
    height: 100%;
    transition: transform 0.20s;
    transform: translate3d(0,0,0);
}

.gh-autonav .gh-autonav-toggle {
    display: block;
}

.gh-nav.open .gh-autonav-toggle {
    transition: transform 0.15s;
    transform: translate3d(-235px,0,0);
}

@media (min-width: 801px) {
    /* Hide the nav */
    .gh-autonav .gh-nav {
        position: absolute;
        top: 0;
        left: 0;
        z-index: 1000;
        width: 235px;
        height: 100%;
        transition: transform 0.20s;
        /* translate3d for GPU accelerated animation - http://bit.ly/1EY1Xhx */
        transform: translate3d(-220px,0,0);
    }

    /* THE FUTURE: Super sexy background blur for Webkit - http://cl.ly/b1rG */
    @supports (-webkit-backdrop-filter: none) or (backdrop-filter: none) {
        .gh-autonav .gh-nav {
            background: rgba(246,246,246, 0.7);

            -webkit-backdrop-filter: blur(10px);
            backdrop-filter: blur(10px);
        }
    }

    /* Bring it back on hover */
    .gh-autonav .gh-nav.open {
        transition: transform 0.15s;
        transform: translate3d(0,0,0);
    }

    /* Move main content over for the closed-nav trigger bar */
    .gh-autonav .gh-main {
        margin-left: 15px;
    }
}


/* Help (?) Menu
/* ---------------------------------------------------------- */

.gh-help-menu {
    display: flex;
    align-items: center;
    border-left: #dfe1e3 1px solid;
    cursor: pointer;
}

.gh-help-button {
    padding: 5px 15px;
    color: var(--midgrey);
    text-align: center;
    font-size: 1.4rem;
    line-height: 1.2em;
    transition: all 0.5s;
}

.gh-help-menu:hover .gh-help-button {
    color: var(--blue);
    transition: all 0.3s;
}

.gh-help-menu .dropdown {
    bottom: 215px;
    left: -180px;
}

.gh-help-menu .dropdown.fade-in-scale {
    animation-duration: 0.1s;
}

.gh-help-menu .dropdown.fade-out {
    animation-duration: 0.01s;
}


/* Container for App View
/* ---------------------------------------------------------- */

.gh-view {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.view-header {
    flex-shrink: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
    height: 65px;
    border-bottom: #dfe1e3 1px solid;
}

.view-title {
    display: flex;
    align-items: center;
    overflow: hidden;
    margin: 0;
    padding: 0;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 2rem;
    line-height: 1.2em;
    font-weight: 400;
}

.view-title a {
    color: inherit;
}

.view-title a:hover {
    color: var(--blue);
}

.view-title i {
    margin: 0 10px;
    color: #818181;
    font-size: 14px;
    line-height: 12px;
}

.view-actions {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.view-actions .btn {
    margin-left: 8px;
}

.view-container,
.view-content {
    position: relative;
    flex-grow: 1;
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.view-content {
    padding: 20px;
}

.view-content p,
.view-content p * {
    user-select: text;
}

@media (max-width: 400px) {
    .view-header {
        padding: 0 7px;
        height: 50px;
    }
    .view-title {
        font-size: 1.8rem;
    }
    .view-content {
        padding: 15px;
    }
}