* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: #013c96;
    font-family: Arial, sans-serif;
    color: #333;
}

header {
    background-color: #fff;
    color: #013c96;
    text-align: center;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s;
}

.logo {
    text-align: center;
}

.site-title {
    font-size: 36px;
    font-weight: bold;
    color: #013c96;
}

.site-title span {
    color: #ff6600;
}

.site-subtitle {
    font-size: 18px;
    color: #002b6c;
    margin-top: -5px;
}

main {
    max-width: 600px;
    margin: 20px auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    transition: box-shadow 0.3s;
}

form {
    display: grid;
    gap: 10px;
}

label {
    font-weight: bold;
}

input[type="text"],
input[type="date"],
input[type="number"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s, transform 0.3s;
}

input[type="text"]:focus,
input[type="date"]:focus,
input[type="number"]:focus {
    border-color: #002b6c;
    transform: scale(1.02);
}

button[type="submit"] {
    background-color: #013c96;
    color: #fff;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s, transform 0.3s;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

button[type="submit"]:hover {
    background-color: #002b6c;
    transform: scale(1.05);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.select-age {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s, transform 0.3s;
}

.select-age:hover {
    border-color: #002b6c;
    transform: scale(1.02);
}

.remark {
    font-size: 14px;
    color: #666;
    text-align: center;
    margin-top: 10px;
}

.small-link {
    font-size: 12px;
    color: #666;
    text-decoration: none;
    margin-right: 10px;
}

.small-link:hover {
    text-decoration: underline;
}