.wheel-container {
    text-align: center;
    padding: 20px;
}

.wheel {
    width: 300px;
    height: 300px;
    border-radius: 50%;
    position: relative;
    overflow: hidden;
    border: 10px solid #333;
    margin: 0 auto;
    box-shadow: 0 0 10px rgba(0,0,0,0.3);
}

.wheel-arrow {
    width: 0;
    height: 0;
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 20px solid white;
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.wheel-inner {
    width: 100%;
    height: 100%;
    transition: transform 5s cubic-bezier(0.25, 0.1, 0.25, 1);
}

.wheel-segment {
    position: absolute;
    width: 100%;
    height: 100%;
    transform-origin: center;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: white;
    font-weight: bold;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
    clip-path: polygon(50% 50%, 50% 0%, 100% 0%, 100% 38%);
}

.wheel-segment span {
    position: absolute;
    left: 54%;
    top: 15%;
    transform-origin: center bottom;
    width: 80px;
    text-align: center;
    padding-top: 10px;
}

.wheel-segment:nth-child(1) { transform: rotate(0deg); background-color: #FF6B6B; }
.wheel-segment:nth-child(2) { transform: rotate(72deg); background-color: #4ECDC4; }
.wheel-segment:nth-child(3) { transform: rotate(144deg); background-color: #45B7D1; }
.wheel-segment:nth-child(4) { transform: rotate(216deg); background-color: #F9D56E; }
.wheel-segment:nth-child(5) { transform: rotate(288deg); background-color: #FF8A5C; }

.wheel-segment:nth-child(1) span { transform: rotate(36deg); }
.wheel-segment:nth-child(2) span { transform: rotate(36deg); }
.wheel-segment:nth-child(3) span { transform: rotate(36deg); }
.wheel-segment:nth-child(4) span { transform: rotate(36deg); }
.wheel-segment:nth-child(5) span { transform: rotate(36deg); }

#spin-btn {
    margin-top: 20px;
    padding: 10px 20px;
    font-size: 18px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#spin-btn:hover {
    background-color: #45a049;
}