* {
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

body {
  margin: 0;
  padding: 0;
  background: #f8f9fa;
  color: #111;
}

header {
  text-align: center;
  padding: 40px 20px;
  background: #ffffff;
}

.profile-pic {
  width: 140px;
  height: 140px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 15px;
}

h1 {
  margin: 10px 0 5px;
}

h2 {
  font-weight: normal;
  font-size: 18px;
  color: #444;
}

.buttons {
  margin-top: 20px;
}

.buttons a {
  text-decoration: none;
  color: white;
  background: #000;
  padding: 10px 15px;
  margin: 5px;
  border-radius: 4px;
  display: inline-block;
}

.buttons a:hover {
  background: #333;
}

section {
  max-width: 800px;
  margin: 40px auto;
  padding: 0 20px;
}

h3 {
  border-bottom: 1px solid #ccc;
  padding-bottom: 5px;
}

ul {
  padding-left: 20px;
}

.lang-switch {
  position: absolute;
  top: 20px;
  right: 20px;
}

.lang-switch button {
  background: none;
  border: 1px solid #000;
  padding: 5px 10px;
  cursor: pointer;
  margin-left: 5px;
}