html, body {
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

#wrapper {
    grid-template-rows: auto 1fr auto auto;
    transition: 0.2s;
}

.noFlashSupport.on #wrapper {
    background: #ffffff !important;
    color: #000000 !important;
}

#mainArea {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    width: 100%;
    -webkit-user-select: none;
    user-select: none;
}

#powerButton {
    font-family: fluent;
    font-size: 256px;
    cursor: pointer;
    transition: 0.6s;
    opacity: 0.25;
}

.on #powerButton {
    opacity: 1;
    color: rgba(255, 255, 255, 0.9);
}

#noFlashSupportMessage {
    display: none;
}

.noFlashSupport #noFlashSupportMessage {
    display: block;
    margin: 24px;
    -webkit-user-select: none;
    user-select: none;
    font-size: 14px;
    transition: 0.4s;
}