/* General Reset */
* {
   margin: 0;
   padding: 0;
   box-sizing: border-box;
   font-family: sans-serif;
}

body {
   background-color: #f9f9f9;
   color: #333;
   font-size: 16px;
   line-height: 1.5;
   padding: 20px;
}

header {
   text-align: center;
   margin-bottom: 20px;
}

header h1 {
   font-size: 1.8em;
   color: #555;
}

nav ul {
   display: flex;
   justify-content: center;
   list-style: none;
   margin-bottom: 20px;
}

nav ul li {
   margin: 0 10px;
}

nav ul li a {
   text-decoration: none;
   color: #555;
}

main {
   max-width: 600px;
   margin: 0 auto;
}

section {
   margin-bottom: 20px;
}

section h2 {
   margin-bottom: 10px;
   font-size: 1.4em;
   color: #555;
}

section p {
   margin-bottom: 10px;
}

footer {
   text-align: center;
   margin-top: 20px;
   font-size: 0.9em;
   color: #777;
}