* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #4e73df, #1cc88a);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 16px;
}

.container {
    width: 100%;
    max-width: 420px;
}

.form-box {
    background: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 15px 25px rgba(0, 0, 0, 0.2);
}

.form-box h2,
.form-box h3 {
    margin-top: 0;
    text-align: center;
}

input,
select,
button {
    font-size: 16px; /* prevents iOS zoom on focus */
}

input,
select {
    width: 100%;
    padding: 12px;
    margin: 8px 0;
    border-radius: 5px;
    border: 1px solid #ccc;
}

select {
    background: #fff;
    color: #333;
    height: 46px;          /* match the padded inputs */
    appearance: auto;
    cursor: pointer;
}

button {
    width: 100%;
    padding: 12px;
    background: #4e73df;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background: #2e59d9;
}

#message {
    margin-top: 10px;
    color: red;
    word-wrap: break-word;
}

/* Phones — slimmer padding so the form box uses available width */
@media (max-width: 480px) {
    body {
        padding: 12px;
        align-items: flex-start;
        padding-top: 24px;
    }
    .form-box {
        padding: 20px;
        border-radius: 8px;
    }
    .form-box h2 {
        font-size: 1.4rem;
    }
}

/* Larger screens — keep the card a comfortable size, allow it to grow a bit */
@media (min-width: 1200px) {
    .container {
        max-width: 460px;
    }
}