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

/* Body */
body {
    font-family: Arial, sans-serif;
    background: #f4f4f9;
    color: #003060;
    padding: 20px;
    text-align: center;
}

/* Headings */
h1 {
    font-size: 2em;
    margin-bottom: 20px;
    color: #004080;
}

h2 {
    font-size: 1.5em;
    margin-bottom: 15px;
    color: #003060;
}

/* Navigation */
nav {
    margin-bottom: 30px;
}
nav a {
    margin: 0 10px;
    text-decoration: none;
    color: #004080;
    font-weight: bold;
}
nav a:hover {
    text-decoration: underline;
}

/* Form */
form {
    max-width: 400px;
    margin: 0 auto 30px;
    text-align: left;
}
label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
}
input[type="text"],
input[type="number"] {
    width: 100%;
    padding: 8px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 6px;
}

/* Buttons */
button, a.button {
    display: inline-block;
    padding: 10px 20px;
    font-size: 1em;
    color: #fff;
    background: #004080;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
}
button:hover, a.button:hover {
    background: #003060;
}

/* Table */
table {
    border-collapse: collapse;
    margin: 0 auto;
    width: 100%;
    max-width: 600px;
}
th, td {
    border: 1px solid #ccc;
    padding: 10px;
}
th {
    background: #004080;
    color: white;
}