html, body {
    margin: 0;
    height: 100%;
    background: #000;
    font-family: system-ui, sans-serif;
    font-weight: 800;
}

.zone {
    position: fixed;
    bottom: 8px;
    right: 8px;
    width: 26px;
    height: 26px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    touch-action: manipulation;
}

.zone img {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: #000;
}

.zone:hover img,
.zone:active img {
    opacity: 0.7;
}

.menu {
    position: fixed;
    bottom: 42px;
    right: 8px;
    padding: 6px;
    border-radius: 64px;
    background: #000;
    display: none;
    border: 1px solid #fff;
}

.menu input[type="color"] {
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    background: transparent;
    outline-offset: -1px;
}

.menu input[type="color"]::-webkit-color-swatch {
    border-radius: 50%;
    border: none;
}

.menu input[type="color"]::-moz-color-swatch {
    border-radius: 50%;
    border: none;
}