Ghost/ghost/admin/app/styles/components/dropdowns.css

/* Dropdowns
/* ---------------------------------------------------------- */

.ember-basic-dropdown-content {
    z-index: 1100;
}

.dropdown {
    position: relative;
    z-index: 1100;
}

.dropdown-toggle:focus {
    outline: 0;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    float: left;
    margin: 2px 0 0;
    padding: 6px 0;
    min-width: 200px;
    background-color: #fff;
    background-clip: padding-box;
    border-radius: 3px;
    box-shadow: 0 0 0 1px rgba(0,0,0,.04), 0 8px 20px -3px rgba(0,0,0,.2);
    list-style: none;
    text-align: left;
    text-transform: none;
    font-size: 1.4rem;
    font-weight: normal;
}

.dropdown-menu.pull-right {
    right: 0;
    left: auto;
}

.dropdown-menu .divider {
    overflow: hidden;
    margin: 8px 0;
    height: 1px;
    background: color-mod(#dfe1e3 lightness(+5%));
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu li > a,
.dropdown-menu li > button {
    display: flex;
    align-items: center;
    clear: both;
    padding: 6px 14px;
    width: 100%;
    color: var(--darkgrey);
    text-align: left;
    white-space: nowrap;
    font-size: 1.3rem;
    line-height: 1.4em;
    font-weight: normal;
    transition: none;
}

.dropdown-menu svg {
    margin-right: 10px;
    height: 14px;
    width: 14px;
    line-height: 1em;
    fill: color-mod(var(--darkgrey) lightness(+20%));
}

.dropdown-align-right {
    top: calc(100% + 6px);
    right: 10px;
    left: auto;
}

@media (max-width: 500px) {
    .dropdown-menu li > a,
    .dropdown-menu li > button {
        padding: 7px 8px;
        font-size: 1.5rem;
    }
    .dropdown-menu svg {
        height: 16px;
    }
}


/* States
/* ---------------------------------------------------------- */

/* Hover/Focus */
.dropdown-menu li > a:hover,
.dropdown-menu li > a:focus,
.dropdown-menu li > button:hover,
.dropdown-menu li > button:focus {
    background: color-mod(var(--whitegrey) a(60%) s(-12%));
    color: var(--darkgrey);
    text-decoration: none;
}

.dropdown-menu li > a:hover svg,
.dropdown-menu li > a:focus svg,
.dropdown-menu li > button:hover svg,
.dropdown-menu li > button:focus svg {
    fill: var(--darkgrey);
}

/* Active */
.dropdown-menu > .active > a,
.dropdown-menu > .active > a:hover,
.dropdown-menu > .active > a:focus,
.dropdown-menu > .active > button,
.dropdown-menu > .active > button:hover,
.dropdown-menu > .active > button:focus {
    outline: 0;
    background-color: var(--blue);
    color: #fff;
    text-decoration: none;
}

/* Disabled */
.dropdown-menu > .disabled > a,
.dropdown-menu > .disabled > a:hover,
.dropdown-menu > .disabled > a:focus,
.dropdown-menu > .disabled > button,
.dropdown-menu > .disabled > button:hover,
.dropdown-menu > .disabled > button:focus {
    color: var(--midlightgrey-l1);
}

.dropdown-menu > .disabled > a:hover,
.dropdown-menu > .disabled > a:focus,
.dropdown-menu > .disabled > button:hover,
.dropdown-menu > .disabled > button:focus {
    background-color: transparent;
    background-image: none;
    text-decoration: none;
    cursor: auto;
}


/* Open / Close
/* ---------------------------------------------------------- */

.open > .dropdown-menu {
    display: block;
}

.open > a {
    outline: 0;
}

.closed > .dropdown-menu {
    display: none;
}


/* Action dropdown
/* Dropdowns that can have secondary action button
/* ---------------------------------------------------------- */
.dropdown-action {
    top: calc(100% + 6px);
    left: auto;
    width: 210px;
    overflow-x: hidden;
}

.dropdown-action li {
    cursor: pointer;
}

.dropdown-action li a {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-right: 0;
    padding: 0;
    color: var(--darkgrey);
}

.dropdown-action .dropdown-content {
    flex-grow: 1;
    max-height: 50vh;
    overflow-y: auto;
    overflow-x: hidden;
    list-style: none;
    padding: 0;
    margin: 0;
}

.dropdown-action .dropdown-label {
    padding: 6px 14px;
    width: 184px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.dropdown-action li.selected .dropdown-label {
    font-weight: 700;
}

.dropdown-action li.selected a:hover {
    background: none;
}

.dropdown-action .dropdown-action-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity ease-in-out 0.15s;
    padding: 4px;
    margin-top: -2px;
    margin-bottom: -2px;
    margin-right: 4px;
    border-radius: 3px;
}

.dropdown-action a:hover .dropdown-action-icon {
    opacity: 1.0;
}

.dropdown-action .dropdown-action-icon:hover {
    background: var(--whitegrey-d1);
}

.dropdown-action .dropdown-action-icon svg {
    margin: 0;
}

.dropdown-action .dropdown-action-icon svg path {
    fill: var(--midgrey);
}

.dropdown-action .dropdown-action-icon:hover svg path {
    fill: var(--darkgrey);
}

.dropdown-action .dropdown-footer {
    list-style: none;
    padding: 0;
    margin: 6px 0 0;
    border-top: 1px solid var(--whitegrey);
}

.dropdown-action .dropdown-footer li:first-of-type {
    margin-top: 6px;
}

.dropdown-action .dropdown-footer a {
    padding: 6px 14px;
}

.dropdown-action .dropdown-footer a span {
    display: flex;
    align-items: center;
}

.dropdown-action .dropdown-footer a span svg {
    width: 12px;
    height: 12px;
    margin-right: 6px;
}

.dropdown-action.fade-out {
    animation-duration: .001s;
    pointer-events: none;
}