* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  color: hsl(0, 0%, 10%);
  background: hsl(0, 0%, 100%);
}

.canvas-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.canvas {
  width: 100vw;
  height: 100vh;
}

.controls {
  position: relative;
  display: grid;
  grid-gap: 1rem;
  grid-template-columns: 1fr;
  width: 100%;
  max-width: 24rem;
  padding: 1rem;
  background: hsla(0, 0%, 100%, 0.25);
  z-index: 1;
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-radius: 0.5rem;
  border: 1px solid hsla(0, 0%, 100%, 0.25);
  opacity: 0;
}

.controls p {
  grid-column: -1 / 1;
  font-style: italic;
  text-align: center;
  font-size: 0.75rem;
}

button {
  width: 100%;
  height: 2.25rem;
  border: 0;
  font-weight: 500;
  font-family: inherit;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  line-height: 2.25rem;
  background: hsla(0, 0%, 100%, 0.25);
  cursor: pointer;
}

button:nth-of-type(1) {
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  display: none;
}

button:nth-of-type(2) {
  background: linear-gradient(to bottom, #287cfe, #0466ff);
  color: #fff;
}

@media only screen and (min-width: 640px) {
  .controls {
    grid-template-columns: 1fr 1fr;
  }

  .controls p {
    display: none;
  }

  .controls button:nth-of-type(1) {
    display: block;
  }
}