html, body {
  overflow: hidden;
}

body{
  margin: 0;
  padding: 0;
  font-family: arial;
  box-sizing: border-box;
}

main {
    padding-left: 10%;
  padding-right: 10%;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #c9c9c9;
  padding: 0px 10px 0px 10px;
}

#navigation {
  display: flex;
  align-items: center;
  gap: 1rem;
}

button {
  background: #444b5a;
  border-radius: 50%;
  height: 30px;
  width: 30px;
}

.navigation {
  display: flex;
  flex-direction: row;
  gap: 1rem;
}

/* Mobile Layout */


@media only screen and (max-width: 600px) {
  p,a {
    font-size: 1.2em;;
  }
}
/* Simple dark mode styles (not fully black) */
body.dark-mode {
  background-color: #23272f;
  color: #e0e0e0;
}
body.dark-mode header,
body.dark-mode footer {
  background-color: #2d313a;
}
body.dark-mode a {
  color: #b3d4fc;
}
body.dark-mode button {
  background: #ffffff;
  color: #e0e0e0;
  border: 1px solid #888;
}

a {
  color: #17406d;
  text-decoration: none;
  padding: 2px 6px;
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
}
a:hover, a:focus {
  background: #cce0fa;
  color: #10243a;
  outline: none;
}

body.dark-mode a:hover, body.dark-mode a:focus {
  background: #17406d;
  color: #fff;
}

ul {
  list-style: none;
  padding-left: 0;
}
ul li::before {
  content: "- ";
  color: #888;
  font-weight: bold;
  margin-right: 4px;
}