/* === Общие стили для слабовидящих === */
body {
  font-size: 40px !important;
  line-height: 1.6 !important;
}

/* === Цветовые схемы === */
.scheme-black,
.scheme-black .top-header,
.scheme-black .second-header,
.scheme-black footer {
  background-color: #000 !important;
  color: #fff !important;
}

.scheme-black a { color: #00ffff !important; }

/* Фон рамки при Ч/Б */
.scheme-black .doc-content {
  background-color: #000 !important;
  color: #fff !important;
}

.scheme-yellow,
.scheme-yellow .top-header,
.scheme-yellow .second-header,
.scheme-yellow footer {
  background-color: #ff0 !important;
  color: #000 !important;
}

.scheme-yellow a { color: #00f !important; }

/* Фон рамки при Ж/Ч */
.scheme-yellow .doc-content {
  background-color: #ff0 !important;
  color: #000 !important;
}

.scheme-white,
.scheme-white .top-header,
.scheme-white .second-header,
.scheme-white footer {
  background-color: #fff !important;
  color: #000 !important;
}

.scheme-white a { color: #00f !important; }

/* Фон рамки при Б/Ч (по умолчанию) */
.scheme-white .doc-content {
  background-color: #fff !important;
  color: #000 !important;
}

/* === Размеры шрифтов === */
.font-small { font-size: 32px !important; }
.font-normal { font-size: 36px !important; }
.font-large { font-size: 40px !important; }

/* === Кнопки === */
button {
  background-color: #fff !important;
  color: #000 !important;
  font-size: 18px !important;
  padding: 8px 12px !important;
  margin: 2px;
  border: 2px solid #000 !important;
  cursor: pointer;
}

/* Ссылки подчиняются схемам */
.scheme-black a,
.scheme-yellow a,
.scheme-white a {
  text-decoration: underline;
}