body {
    font-family: Arial, sans-serif;
    background: #f8f9fb;
}
.centerbox {
    max-width: 320px;
    margin: 60px auto;
    padding: 30px 24px;
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 6px 24px rgba(0,0,0,0.07);
}
input[type="text"], input[type="password"], input[type="date"] {
    display: block;
    width: 100%;
    margin: 12px 0 18px 0;
    padding: 10px;
    font-size: 1rem;
    border: 1px solid #ccc;
    border-radius: 6px;
    box-sizing: border-box;
}
button {
    background: #1f5ac0;
    color: #fff;
    padding: 12px 22px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
}
button:active {
    background: #184191;
}
label {
    display: block;
    margin-bottom: 8px;
}
.error {
    color: #c00;
    margin-top: 6px;
    font-size: .92em;
    min-height: 1.2em;
}