::-webkit-scrollbar {
  width: 0.8rem;
}
::-webkit-scrollbar-track {
  background: #041E42;
}
::-webkit-scrollbar-thumb {
  background: #ff4400;
  border-radius: 15pt;
}
body {
  font-family: monospace, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #000000;
  background-image: url('../img/back.jpg');
  color: white;
}
header {
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #041E42, #FF4500);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  border-radius: 10px;
  margin: 20px;
}

.topnav a {
  color: #ffffff;
  text-align: center;
  padding: 10px 20px;
  text-decoration: none;
  font-size: 18px;
  transition: background-color 0.3s, color 0.3s;
  border-radius: 8px;
  display: inline-flex;
  justify-content: space-around;
}
.topnav a:hover {
  background-color: #FF4500;
}
main {
  background: linear-gradient(135deg, #c93804e7, #041E42);
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  margin-left: 5mm;
  margin-right: 5mm;
}
footer {
  clear: both;
  width: calc(100% - 15mm); 
  background: linear-gradient(135deg, #041E42, #FF4500);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  border-radius: 10px;
  color: #ffffff;
  text-align: center;
  padding: 12px;
  margin-left: 5mm; 
  margin-top: 5mm;
  margin-bottom: 5mm;
  position: relative;
}
@media screen and (max-width: 600px) {
  main {
    padding: 10px;
  }

  main img {
    width: 150px;
    height: 200px;
  }
}
img {
  margin-left: 5mm;
  margin-right: 5mm;
}