body {
    background-color: #1F2937;
    color: #E5E7EB;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

header {
    background-color: #334155;
    padding: 20px;
    margin-bottom: 20px;
}

header h1,
header p {
    margin: 0;
    color: #F9FAFB;
}

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

nav ul li {
    display: inline;
    margin-right: 10px;
}

nav a {
    color: #F9FAFB;
    text-decoration: none;
}

nav a:hover {
    color: #10B981;
}

main {
    margin: 20px;
}

section {
    margin-bottom: 20px;
}

h2 {
    color: #F9FAFB;
}

footer {
    background-color: #334155;
    padding: 20px;
    text-align: center;
    position: fixed;
    width: 100%;
    bottom: 0;
    color: #F9FAFB;
}

a,
a:visited {
    color: #10B981;
}

a:hover {
    color: #F9FAFB;
}