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

/* Body styling */
body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: #f4f6f8;
    color: #333;
    line-height: 1.6;
}

/* Header */
header {
    background-color: #1e3a5f;
    color: white;
    padding: 20px;
    text-align: center;
}

/* Navigation */
nav {
    background-color: #2c5282;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
}

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
}

nav ul li a:hover {
    text-decoration: underline;
}

/* Main content */
main {
    padding: 30px;
}

/* Button styling */
.btn-primary {
    background-color: #3182ce;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: #2b6cb0;
}

/* Footer */
footer {
    background-color: #1e3a5f;
    color: white;
    text-align: center;
    padding: 15px;
    margin-top: 40px;
}