.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 16px;
    box-sizing: border-box;
}

.contact-form input {
    height: 48px;
}

.contact-form textarea {
    height: 120px;
    resize: vertical;
}

.contact-form .form-group {
    margin-bottom: 16px;
}