body {
  font-family: Arial, sans-serif;
  /* line-height: 1.6; */
  /* margin: 20px; */
  background-color: #000000;
  background: url('background.png') repeat;
  /* background-size: auto 100vh; */
  background-attachment: fixed;
  color: #333;
}
img {
  height: 100%;
  width: 100%;
}
.container {
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 20px;
}
header, footer {
  text-align: center;
  margin-bottom: 15px;
}
header h1 {
  margin: 0;
  padding: 10px;
  background-color: #800080;
  color: #ffffff;
  border-radius: 8px;
}
nav ul {
  display: flex;
  justify-content: center;
  align-items: center;
  list-style: none;
  padding: 0;
  margin: 0;
}
nav ul li {
  margin: 0 15px;
  position: relative;
}
nav ul li:not(:last-child)::after {
  content: "";
  position: absolute;
  right: -15px;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 20px;
  background-color: #ddd;
}

nav ul li a {
  text-decoration: none;
  color: #800080;
  font-weight: bold;
}

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

section {
  background: #fff;
  padding: 15px;
  margin-bottom: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
h2 {
  color: #800080;
  border-bottom: 1px solid #ddd;
  padding-bottom: 5px;
}
ul {
  list-style: none;
  padding-left: 0;
}
li {
  margin-bottom: 10px;
}
strong {
  display: inline-block;
  min-width: 150px;
}
em {
  font-style: italic;
  color: #555;
}
@media (max-width: 600px) {
  strong {
    min-width: initial;
  }
}