body {
    margin: 0;
    padding: 0;
    font-family: monospace;
    background-color: white;
    overflow: hidden;
    height: 100vh;
}

.container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    width: 100vw;
}

h1 {
    margin: 10px;
    color: #333;
    flex-shrink: 0;
}

.description {
    margin: 10px;
    max-width: 800px;
    line-height: 1.5;
    text-align: justify;
    color: #222;
    flex-shrink: 0;
}

.controls {
    margin: 10px;
    flex-shrink: 0;
}

#level-slider {
    width: 150px;
    margin: 0 10px;
    vertical-align: middle;
}

#triangle-canvas {
    background-color: white;
    display: block;
}

.canvas-wrapper {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.canvas-wrapper canvas {
    max-width: 100%;
    max-height: 100%;
    aspect-ratio: 1 / 1;
}