body {
    font-family: 'Arial', sans-serif;
    text-align: center;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #ff9a9e, #fad0c4);
    color: #333;
}

.container {
    max-width: 100%;
    padding: 20px;
    background: #fff;
    border-radius: 15px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: #444;
}

canvas {
    max-width: 100%;
    height: auto;
    border: 4px solid #444;
    border-radius: 50%;
    margin: 20px auto;
    display: block;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

button {
    margin: 20px;
    padding: 15px 30px;
    font-size: 18px;
    font-weight: bold;
    color: #fff;
    background: linear-gradient(135deg, #6a11cb, #2575fc);
    border: none;
    border-radius: 25px;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    transition: transform 0.2s, box-shadow 0.2s;
}

button:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.3);
}

button:active {
    transform: scale(0.95);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

#optionsContainer div {
    margin: 10px 0;
}

#result {
    font-size: 1.5rem;
    font-weight: bold;
    margin-top: 20px;
    color: #444;
}

footer {
    margin-top: 50px;
    padding: 10px;
    background: #444;
    color: #fff;
    font-size: 1rem;
    border-top: 2px solid #333;
}

.arrow-container {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.arrow {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 15px solid transparent;
    border-right: 15px solid transparent;
    border-bottom: 20px solid #444;
}

.pin-container {
    margin: 20px 0;
}

#pinInput {
    padding: 10px;
    font-size: 16px;
    border: 2px solid #ccc;
    border-radius: 5px;
    text-align: center;
}

#errorMessage {
    color: red;
    font-size: 14px;
    margin-top: 10px;
}