body {
    margin: 0;
    overflow: hidden;
    font-family: sans-serif;
}

#container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.overlay.hidden {
    display: none;
}

.overlay:not(.active) {
    display: none;
}

.menu-box {
    background: #fff;
    padding: 20px;
    border-radius: 4px;
    text-align: center;
    min-width: 200px;
}

.menu-box h2 {
    margin-top: 0;
    font-size: 18px;
    text-transform: capitalize;
}

.button-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 15px;
}

.select-btn {
    padding: 10px 15px;
    font-size: 14px;
    cursor: pointer;
    text-transform: lowercase;
}

.hud {
    position: absolute;
    top: 10px;
    left: 10px;
    z-index: 50;
}

.hud.hidden {
    display: none;
}

.hud-bar {
    background: rgba(255, 255, 255, 0.9);
    padding: 8px 12px;
    border-radius: 4px;
    display: flex;
    gap: 10px;
    align-items: center;
    font-size: 14px;
}

.hud-bar button {
    padding: 4px 8px;
    cursor: pointer;
}