* {
  box-sizing: border-box;
}

body {
  margin: 0;
  overflow: hidden;
  min-height: 100vh;
  background-color: #000006;
  font-family: "Ubuntu", -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto",
    "Helvetica Neue", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Full-viewport solar system, fixed behind the content */
#scene {
  position: fixed;
  inset: 0;
  z-index: 0;
}

/* Text/buttons layer floating on top of the canvas */
.overlay {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-top: 7vh;
  /* let clicks pass through to nothing, but keep links clickable */
  pointer-events: none;
}

.overlay a {
  pointer-events: auto;
}

.col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}

.name {
  color: whitesmoke;
  font-size: 65px;
  text-align: center;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.9);
}

.subtitle {
  color: whitesmoke;
  text-align: center;
  padding: 0 16px;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.9);
}

.headerButtons {
  display: flex;
  gap: 10px;
}

/* Circular icon button */
.btn-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid #cccccc;
  color: whitesmoke;
  text-decoration: none;
  background-color: rgba(0, 0, 0, 0.35);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.btn-circle:hover {
  background-color: whitesmoke;
  color: black;
}

@media (max-width: 600px) {
  .name {
    font-size: 42px;
  }
}