:root {
  --accent: #2a2a2a;
  --bg-col: #111111;
  --border: #333333;
  --txt-col: #f2f2f2;
}
* {
  box-sizing: border-box;
  font-family:
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  margin: 0;
  padding: 0;
}

body {
  background: var(--bg-col);
  color: var(--txt-col);
  min-height: 100vh;
}
body > section {
  display: flex;
  justify-content: flex-end;
  left: 0;
  padding: 1.5rem 2rem;
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 10;
}

section > select#lang {
  appearance: none;
  background: var(--accent);
  border: 1px solid var(--border);
  border-radius: 12px;
  color: var(--txt-col);
  cursor: pointer;
  font-size: 0.95rem;
  min-width: 320px;
  padding: 0.9rem 3rem 0.9rem 1rem;
  transition: 0.2s ease;
}
section > select#lang:hover {
  border-color: #555;
}
section > select#lang:focus {
  border-color: #777;
  outline: none;
}

main {
  min-height: 100vh;
}
main > section {
  display: grid;
  min-height: 100vh;
  padding: 2rem;
  place-items: center;
}

div#cont {
  font-size: clamp(2.2rem, 6vw, 4.5rem);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1.1;
  max-width: 900px;
  text-align: center;
}
div#cont::after {
  background: linear-gradient(90deg, transparent, #666, transparent);
  content: "";
  display: block;
  height: 2px;
  margin: 1rem auto 0;
  width: 180px;
}