hhtml, body {
    margin: 0;
    min-height: 100vh;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f6f6f6;
    display: flex;
    flex-direction: column;
}

header, footer {
    background-color: #342075;
    color: #fff;
    padding: 15px;
    text-align: center;
}

main {
    background-color: #fff;
    padding: 20px;
    max-width: 500px;
    margin: 20px auto;   /* ✅ centers the form */
    border-radius: 5px;
    flex: 1;
}

label {
    display: block;
    margin-top: 15px;
    font-weight: bold;
}

.required {
    color: red;
    font-weight: bold;
}

input {
    width: 100%;
    padding: 8px;
    margin-top: 5px;
    box-sizing: border-box; /* ✅ fixes right-side spacing */
}

button {
    margin-top: 20px;
    padding: 10px;
    width: 100%;
    box-sizing: border-box;
}

.error {
    color: red;
    font-weight: bold;
    margin-top: 10px;
}

.hidden {
    display: none;
}

footer {
    margin-top: auto;
}