.wheel-container {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

.pointer {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-top: 30px solid #000;
    z-index: 2;
}

body {
    background-color: #f8f9fa;
}

h1 {
    color: #007bff;
}