form {
    max-width: 508px;
    margin: 20px auto;
    background: #fff;
    padding: 13px;
    border-radius: 8px;
    box-shadow: 0 0 12px rgba(0,0,0,0.15);
    width: 87%;
}

input, textarea, select {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border-radius: 4px;
    border: 1px solid #ccc;
    box-sizing: border-box;
    font-family: 'Montserrat', sans-serif;
}

label {
    font-weight: bold;
    display: block;
    margin-top: 10px;
}

button {
    background: #218838;
    color: white;
    padding: 12px 18px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-family: 'Montserrat', sans-serif;
}

button:hover {
    background: #1e7e34;
}

.success {
    color: green;
    text-align: center;
}

.error {
    color: red;
    text-align: center;
}

h2 {
    text-align: center;
    color: #2e7d32;
}