* {
  margin: 0;
  padding: 0;
}

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

canvas[resize] {
  width: 100%;
  height: 100%;
}

.snowflake {
  position: absolute;
  width: clamp(5px, 0.3vw, 10px);
  height: clamp(5px, 0.3vw, 10px);
  background: linear-gradient(#9b9b9b, rgb(202, 202, 202));
  /* Workaround for Chromium's selective color inversion */
  border-radius: 50%;
  filter: drop-shadow(0 0 2px grey);
}

body {
  text-align: center;
  background-color: white;
  font-family: Garamond, Baskerville, "Baskerville Old Face", "Hoefler Text",
    "Times New Roman", serif;
  letter-spacing: 0.05em;
}
h1 {
  text-transform: uppercase;
  position: absolute;
  top: 30%;
  z-index: 10;
  color: grey;
  width: 100%;
  text-align: center;
  font-weight: 100;
  letter-spacing: 1.2;
  font-size: 30px;
}
h2 {
  position: absolute;
  top: calc(30% + 40px);
  z-index: 10;
  color: grey;
  width: 100%;
  text-align: center;
  font-weight: 100;
  letter-spacing: 1.2;
  font-size: 15px;
}
a,
a:hover {
  text-decoration: none;
  display: block;
}
input {
  text-transform: uppercase;
  position: absolute;
  top: 50%;
  z-index: 10;
  color: darkblue;
  text-align: center;
  font-size: 1.2em;
  padding: 10px;
  margin: auto;
}
::selection {
  background: green;
  color: white;
}
::-moz-selection {
  background: green;
  color: white;
}