.contact-form {
    width: 100%;
    padding: 45px;
    box-sizing: border-box;
}

.contact-form h2 {
    font-size: 28px;
    margin-bottom: 25px;
}

/* Form group */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 7px;
    font-weight: 600;
}

.form-group label span {
    color: red;
}

/* Inputs */
.form-group input,
.form-group textarea {
    width: 100%;
    max-width: 100%;
    padding: 12px 14px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 16px;
    font-family: inherit;
    outline: none;
    transition: border 0.2s;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #0066cc;
}

/* Textarea */
.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

/* Submit */
button[type="submit"] {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 6px;
    background: #0066cc;
    color: #fff;
    font-size: 17px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s;
}

button[type="submit"]:hover {
    background: #004f9e;
}

/* =====================================================
   SUCCESS / ERROR
   ===================================================== */

.success-message {
    padding: 12px 15px;
    margin-bottom: 20px;
    border-radius: 6px;
    background: #e6f7e6;
    color: #176b17;
    border: 1px solid #a8d8a8;
}

.error-message {
    padding: 12px 15px;
    margin-bottom: 20px;
    border-radius: 6px;
    background: #ffe8e8;
    color: #a00000;
    border: 1px solid #e0aaaa;
}

/* =====================================================
   TABLET
   ===================================================== */

@media (max-width: 991px) {

    .contact-form {
        padding: 35px 25px;
    }

    .contact-form h2 {
        font-size: 26px;
    }
}

/* =====================================================
   MOBILE
   ===================================================== */

@media (max-width: 767px) {

    .contact-form {
        padding: 25px 15px;
    }

    .contact-form h2 {
        font-size: 24px;
        margin-bottom: 20px;
    }

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

    .form-group input,
    .form-group textarea {
        font-size: 16px;
        padding: 11px 12px;
    }

    button[type="submit"] {
        padding: 13px;
        font-size: 16px;
    }
}

/* =====================================================
   SMALL MOBILE
   ===================================================== */

@media (max-width: 480px) {

    .contact-form {
        padding: 20px 12px;
    }

    .contact-form h2 {
        font-size: 22px;
    }

    .form-group label {
        font-size: 15px;
    }
}