zulip/static/styles/informational-overlays.scss

.informational-overlays .overlay-content {
    /* because zoom breaks at 525px perhaps due to rounding errors, so add a
       trivial amount of width so it doesn't break. */
    width: 550px;
    margin: 0 auto;
    position: relative;
    top: calc((30vh - 50px) / 2);
    border-radius: 4px;
    overflow: hidden;

    background-color: hsl(0, 0%, 100%);
}

.informational-overlays .overlay-tabs {
    padding: 10px 0px;
    border-bottom: 1px solid hsla(0, 0%, 0%, 0.2);
}

.informational-overlays .overlay-tabs .tab-switcher {
    margin-left: 15px;
}

.informational-overlays .overlay-tabs .exit {
    float: right;
    font-size: 1.5rem;
    color: hsl(0, 0%, 67%);
    font-weight: 600;
    margin: 1px 15px;
}

.informational-overlays .overlay-modal {
    padding-bottom: 10px;
}

.informational-overlays .overlay-modal .modal-body {
    height: 70vh;
    text-align: center;
    outline: none;
}

.informational-overlays .overlay-modal .modal-header h3 {
    font-weight: 300;
}

.informational-overlays .overlay-modal .modal-body th {
    font-weight: 400;
}

.informational-overlays td.operator {
    font-size: 0.9em;
}


.help-table {
    table-layout: fixed;
}

.hotkeys_table {
    table-layout: fixed;
    width: 100%;
    vertical-align: middle;
    display: table;
    td.definition {
        // keeps dividing line at same width for all tables in model.
        width: calc(50% - 11px);
        text-align: right;
    }

    .hotkey {
        font-weight: normal;
    }

    .small_hotkey {
        font-size: 0.9em !important;
        kbd {
            font-size: 0.9em;
        }
    }

    kbd {
        display: inline-block;
        border: 1px solid hsl(0, 0%, 80%);
        border-radius: 4px;
        font-weight: 600;
        white-space: nowrap;
        background-color: hsl(0, 0%, 98%);
        color: hsl(0, 0%, 20%);
        margin: 0 0.1em;
        padding: 0.1em 0.4em;
        text-shadow: 0 1px 0 hsl(0, 0%, 100%);

        /* Prevent selection */
        -webkit-touch-callout: none;
        -webkit-user-select: none;
        -khtml-user-select: none;
        -moz-user-select: none;
        -ms-user-select: none;
        user-select: none;
    }
}

.hotkeys_table th {
    width: 245px;
    text-align: center;
    // aligns table name with dividing line
}

.hotkeys_table td:not(.definition) {
    text-align: left;
    white-space: nowrap;
    font-weight: bold;
}
.hotkeys_table td:not(.definition) :not(kbd) {
    font-size: 14px;
}

#keyboard-shortcuts table {
    margin-bottom: 10px !important;
}

@media only screen and (max-width: 768px) {
    .informational-overlays .overlay-content {
        width: calc(100% - 20px);
    }

    .informational-overlays .tab-switcher.large .ind-tab {
        width: 100%;
    }

    .informational-overlays .tab-switcher {
        display: flex;
    }

    .informational-overlays .table.table-condensed.table-striped {
        margin-left: auto;
        margin-right: auto;
    }

    .informational-overlays .hotkeys_table {
        width: 100%;
        display: table;
    }
}