body {
  margin: 0;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: #fff;
  background: linear-gradient(-45deg, #ff6b6b, #fbc531, #4cd137, #00a8ff);
  background-size: 400% 400%;
  animation: gradientBG 15s ease infinite;
}
@keyframes gradientBG {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
header {
  text-align: center;
  padding: 30px 10px;
  background-color: rgba(0, 0, 0, 0.6);
}
section {
  padding: 20px;
  margin: 20px;
  border-radius: 12px;
  background-color: rgba(0, 0, 0, 0.5);
}
.profile-pic {
  width: 150px;
  border-radius: 50%;
  display: block;
  margin: 0 auto 15px auto;
}
a {
  color: #fbc531;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
footer {
  text-align: center;
  padding: 20px;
  background-color: rgba(0, 0, 0, 0.7);
}