@import url('https://fonts.googleapis.com/css2?family=Quicksand:wght@400..600&display=swap');

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

html {
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Quicksand', 'Trebuchet MS', sans-serif;
  font-weight: 500;
}

h1,
h2,
h3 {
  font-family: 'Quicksand', 'Trebuchet MS', sans-serif;
  font-weight: 600;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  text-decoration: none;
}

button {
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.buttons {
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  align-items: center;
}

.watermark {
  opacity: 0.5;
  position: fixed;
  bottom: 0.6rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.95rem;
  z-index: 10;
  white-space: nowrap;
  text-align: center;
}

.watermark a {
  color: inherit;
}

@media (max-width: 480px) {
  .watermark {
    font-size: 0.75rem;
  }
}

.music-toggle {
  position: fixed;
  right: 0.75rem;
  bottom: 0.75rem;
  z-index: 2000;
  width: 2.5rem;
  height: 2.5rem;
  display: grid;
  place-items: center;
  font-size: 1.1rem;
  line-height: 1;
  border: none;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.45);
  color: #fff;
  cursor: pointer;
  opacity: 0.65;
  transition: opacity 0.2s, transform 0.2s;
}

.music-toggle:hover {
  opacity: 1;
  transform: scale(1.08);
}

.music-toggle.is-muted {
  opacity: 0.4;
}