body {
    background: #f5f5f5;
    font-family: Arial, sans-serif;
}

.container {
    background: #fff;
    width: 500px;
    margin: 60px auto;
    padding: 30px;
    border-radius: 14px;
    box-shadow: 0 0 25px rgba(0,0,0,0.1);
}

h1 {
    text-align: center;
}

input, textarea {
    width: 100%;
    padding: 10px;
    margin: 8px 0 18px;
    border-radius: 8px;
    border: 1px solid #ccc;
}

button {
    padding: 12px 20px;
    border: none;
    background: #333;
    color: white;
    width: 100%;
    border-radius: 8px;
    cursor: pointer;
}