style.css

/* Style container for the form */
form#scf_contact_form,
form#simple_login_form {
    max-width: 400px;
    margin: 0 auto;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background-color: #f9f9f9;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Label styling */
form#scf_contact_form label,
form#simple_login_form label {
    font-weight: bold;
    color: #333;
    display: block;
    margin-bottom: 5px;
}

/* Input and textarea styling */
form#scf_contact_form input[type="text"],
form#scf_contact_form input[type="email"],
form#scf_contact_form input[type="password"],
form#scf_contact_form textarea,
form#simple_login_form input[type="text"],
form#simple_login_form input[type="password"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 16px;
    transition: border-color 0.3s ease;
}

form#scf_contact_form input[type="text"]:focus,
form#scf_contact_form input[type="email"]:focus,
form#scf_contact_form input[type="password"]:focus,
form#scf_contact_form textarea:focus,
form#simple_login_form input[type="text"]:focus,
form#simple_login_form input[type="password"]:focus {
    border-color: #0073aa;
}

/* Submit button styling */
form#scf_contact_form input[type="submit"],
form#simple_login_form input[type="submit"] {
    background-color: #0073aa;
    color: #fff;
    padding: 10px 15px;
    font-size: 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

form#scf_contact_form input[type="submit"]:hover,
form#simple_login_form input[type="submit"]:hover {
    background-color: #005d8f;
}

/* Error message styling */
form#scf_contact_form .scf-success,
form#simple_login_form .scf-success {
    color: green;
    margin-bottom: 15px;
}

form#scf_contact_form p[style="color:red;"],
form#simple_login_form p[style="color:red;"] {
    color: red;
    font-weight: bold;
    margin-bottom: 15px;
}