* {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
    }
    
    body {
        font-family: Arial, sans-serif;
        background-color: #f4f4f4;
        padding: 20px;
    }
    
    h1 {
        text-align: center;
        color: #333;
        margin-bottom: 30px;
    }
    
    form {
        max-width: 500px;
        margin: 0 auto;
        background: white;
        padding: 30px;
        border-radius: 10px;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    }
    
    label {
        display: block;
        margin-top: 15px;
        margin-bottom: 5px;
        color: #555;
        font-weight: bold;
    }
    
    input, select {
        width: 100%;
        padding: 12px;
        border: 1px solid #ddd;
        border-radius: 5px;
        font-size: 16px;
    }
    
    input:focus, select:focus {
        outline: none;
        border-color: #4CAF50;
    }
    
    button {
        width: 100%;
        padding: 15px;
        margin-top: 25px;
        background-color: #4CAF50;
        color: white;
        border: none;
        border-radius: 5px;
        font-size: 18px;
        font-weight: bold;
        cursor: pointer;
    }
    
    button:hover {
        background-color: #45a049;
    }