html, body {
  height: 100%;
  margin: 0; padding: 0;
}

body {
  font-family: Arial, sans-serif;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: white url("assets/background.png") no-repeat center center fixed;
  background-size: cover;
}

main {
  flex: 1;
  padding: 40px 20px;
  text-align: center;
}

.about-icon {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 20px;
}

.about-name {
  font-size: 28px;
  color: #90c;
  font-weight: bold;
  margin-bottom: 10px;
}

.about-intro {
  font-size: 18px;
  color: #fff;
  max-width: 600px;
  margin: 0 auto;
}

footer {
  background: #222;
  padding: 15px 0;
  display: flex;
  justify-content: center;
  gap: 40px;
}

footer a img {
  width: 40px;
  height: 40px;
  cursor: pointer;
  filter: brightness(80%);
  transition: filter 0.3s ease;
}

footer a img:hover {
  filter: brightness(120%);
}