@charset "utf-8";
/* CSS Document */
body {
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

#header {
    text-align: center;
    background: #3498db;
    color: #fff;
    padding: 20px;
}

.content {
    flex-grow: 1;
}

.nav {
    font-size: 16px;
    background: #2ecc71;
    border-radius: 8px;
    margin: 10px 20px;
    overflow: hidden;
}

.nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

.nav ul li {
    display: inline;
    margin: 0;
    padding: 0;
}

.nav ul li a {
    display: inline-block;
    color: #fff;
    padding: 15px;
    text-decoration: none;
}

.nav ul li a:hover {
    background: #27ae60;
}

h2 {
    font-size: 24px;
    font-weight: normal;
    color: #34495e;
    border: #bdc3c7 1px solid;
    padding: 15px;
    margin: 20px;
    text-align: center;
}

p {
    text-align: justify;
    font-size: 14px;
    color: #555;
    margin: 10px 20px;
    padding: 0;
    line-height: 1.6;
}

.nav2 {
    font-size: 16px;
    background: #e74c3c;
    border-radius: 8px;
    margin: 10px 20px;
    overflow: hidden;
}

.nav2 p {
    text-align: center;
    color: #fff;
    margin: 0;
    padding: 20px 0;
}

.footer {
    text-align: center;
    background: #34495e;
    color: #fff;
    padding: 10px;
}