*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  height: 100%;
  font-family: var(--font);
  font-size: 14px;
  color: var(--tx);
  background: var(--bg);
  -webkit-text-size-adjust: 100%;
  overscroll-behavior: none;
}

button, input, select, textarea {
  font-family: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

img, svg {
  display: block;
  max-width: 100%;
}

@media print {
  #sidebar, #bottom-nav, .bbar, .tbtn, .bk { display: none !important; }
  .page { display: block !important; }
}