body {
    font-family: sans-serif;
    text-align: center;
    margin: 0;
    padding: 0;
    height: 100vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background-color: #f0f0f0;
}

h1 {
    font-size: 1.2em; /* 60% mindre enn typisk 2em */
    margin: 10px 0;
    color: #444;
}

#display {
    font-size: 6em; /* Dobbelt så stort som før (3em → 6em) */
    margin: 0 0 20px 0;
}

#color-box {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Trekantformer – maksimerer størrelse uten deformering */
.triangle {
    width: 0;
    height: 0;
    border-style: solid;
}

/* Skalert størrelsesmessig til nesten fullskjerm */
.red-left {
    border-width: 30vh 60vh 30vh 0;
    border-color: transparent red transparent transparent;
}

.yellow-right {
    border-width: 30vh 0 30vh 60vh;
    border-color: transparent transparent transparent yellow;
}

.blue-up {
    border-width: 0 30vh 60vh 30vh;
    border-color: transparent transparent blue transparent;
}

.green-down {
    border-width: 60vh 30vh 0 30vh;
    border-color: green transparent transparent transparent;
}