.dunkel {
    background-color: black;
}

.hell {
    background-color: lightgoldenrodyellow;
}

.flex-container {
    display: flex;
    flex-wrap: wrap;
    text-align: center;
    justify-content: center;
}

.flex-item {
    background-color: #f1f1f1;
    color: rgb(11, 45, 79);
    padding: 10px;
    flex: 100%;
}

.button-container {
    display: flex;
    flex-wrap: wrap;
    text-align: center;
    justify-content: center;
}

.button-item1 {
    background-color: darkred;
    color: white;
    font-size: 24px;
    padding: 10px;
    flex: 100%;
    min-height: 200px;
}

.button-item2 {
    background-color: darkgreen;
    color: white;
    font-size: 24px;
    padding: 10px;
    flex: 100%;
    min-height: 200px;
}

.button-item3 {
    background-color: darkblue;
    color: white;
    font-size: 24px;
    padding: 10px;
    flex: 100%;
    min-height: 200px;
}

#birne {
    transform: rotate(180deg);
}

#room {
    width: 100%;
}

#show {
    display: flex;
}

#hide {
    display: none;
}