.dpeb-form-wrapper {
    max-width: 600px;
    margin: 20px auto;
    padding: 20px;
    border: 1px solid #ddd;
    background: #f9f9f9;
    border-radius: 5px;
}
.dpeb-form-wrapper label {
    display: block;
    margin-top: 10px;
    font-weight: bold;
}
.dpeb-form-wrapper input[type="text"],
.dpeb-form-wrapper input[type="email"],
.dpeb-form-wrapper select {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
}
.dpeb-form-wrapper h3 {
    border-bottom: 2px solid #ccc;
    padding-bottom: 5px;
    margin-top: 20px;
}
.dpeb-success {
    background: #d4edda;
    color: #155724;
    padding: 15px;
    border-radius: 5px;
    margin-bottom: 20px;
}