.bmt-form-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
}
.form-group {
    margin-bottom: 15px;
}
.form-group label {
    display: block;
    margin-bottom: 5px;
}
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 8px;
    box-sizing: border-box;
}
.form-group textarea {
    height: 100px;
}
.form-group input[type="submit"] {
    background-color: #0073aa;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
}
.form-group input[type="submit"]:hover {
    background-color: #005177;
}
.error {
    color: red;
}
.success {
    color: green;
}