body {
    font-family: Arial, sans-serif;
    background: #f0f3f7;
    margin: 0;
    padding: 0;
}

.container {
    width: 60%;
    margin: auto;
    background: white;
    padding: 25px;
    margin-top: 40px;
    margin-bottom: 40px;
    box-shadow: 0 0 15px rgba(0,0,0,0.2);
    border-radius: 10px;
}

h2 {
    text-align: center;
    margin-bottom: 20px;
}

h3 {
    margin-top: 30px;
    color: #333;
    border-bottom: 1px solid #ddd;
    padding-bottom: 5px;
}

label {
    display: block;
    margin-top: 12px;
    font-weight: bold;
}

input, select, textarea {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
    border-radius: 5px;
    border: 1px solid #aaa;
    font-size: 15px;
}

button {
    margin-top: 25px;
    width: 100%;
    padding: 12px;
    background: #0066cc;
    color: white;
    border: none;
    font-size: 18px;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background: #004c99;
}