* {
    box-sizing: border-box;
}

html, body, main {
    height: 100%;
    font-family: system-ui, sans;
    margin: 0;
}

main {
    display: grid;
    grid-template-rows: 100px 1fr;
    grid-template-columns: 100%;
    background: #f4e8d2;
}

#canvas-container {
    display: grid;
    opacity: 0.8;
    grid-row: 2;
}

header {
    padding: 10px 40px;
    background-color: white;
    z-index: 100;
    grid-row: 1;
}

#overlay {
    position: absolute;
    width: 33%;
    height: 100%;
    right: 0;
    z-index: 10;
    background-color: rgba(0, 0, 0, 0.5);
    padding-top: 40%;
    padding-inline: 20px;
    color: white;
}

#underlay {
    position: absolute;
    width: 33%;
    height: 100%;
    z-index: -10;
    background-color: black;
    padding-top: 40%;
    padding-inline: 20px;
    color: white;
}

.color-control {
    display: flex;
    gap: 12px;

    > input {
        width: 150px;
        color: black;
    }
}