body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    margin: 0;
    padding: 20px;
}
.container {
    max-width: 400px;
    margin: auto;
    background: white;
    padding: 20px;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    text-align: center;
}

.balance {
    margin-bottom: 10px;
    font-weight: bold;
}

.bet-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
    justify-content: center;
    margin-bottom: 15px;
}

.bet-controls input[type="number"] {
    width: 80px;
    padding: 4px;
}

.bet-controls select,
.bet-controls button {
    padding: 4px;
}

.wheel-container {
    position: relative;
    width: 200px;
    height: 200px;
    margin: 20px auto;
}

.wheel {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: repeating-conic-gradient(red 0deg 10deg, black 10deg 20deg);
}

.pointer {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 24px;
}

#result {
    margin-top: 10px;
    font-weight: bold;
}

.wheel-number {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px;
    text-align: center;
    line-height: 20px;
    font-size: 12px;
    transform-origin: center center;
}

.wheel-number.red { color: white; }
.wheel-number.black { color: white; }
.wheel-number.green { color: white; }