body {
  background-color: #ffffff;
  color: #000000;
  font: 11px verdana, sans-serif;
  overflow: auto;
  margin: 0;
}
.tabtytul {
  /* tabelka z grafik� (nag��wek) */
  background-color: #7b90d5;
  border-bottom: 2px solid #808080;
}
.tytul {
  /* kom�rka z tytu�em */
  background-color: #7b90d5;
  color: #ffffff;
  height: 80px;
  font: bold 36px verdana, sans-serif;
  border-bottom: 2px solid #c0c0c0;
  text-align: center;
}
.tytulnapis {
  /* tytu� strony z cieniem (tylko IE) */
  padding-left: 10px;
  width: 400px;
  height: 60px;
  filter: Shadow(Color=#666666, Direction=150);
}
.tabela {
  /* tabela z planem */
  border-color: #c0c0c0;
}
td {
  font-size: 11px;
}
th {
  background-color: #e1e6f5;
  color: #2e448f;
  font-size: 13px;
}
td.g {
  /* godzina */
  background-color: #f0f2fa;
  color: #2e448f;
  font-weight: bold;
  vertical-align: top;
  text-align: center;
  white-space: nowrap;
}
td.nr {
  /* numer lekcji */
  background-color: #e1e6f5;
  color: #2e448f;
  font-weight: bold;
  text-align: center;
  vertical-align: top;
}
td.l {
  /* lekcja */
  background-color: #ffffff;
  color: #000000;
  vertical-align: top;
}
a.n {
  /* nauczyciel */
  color: #2e448f;
}
a.s {
  /* sala */
  color: #2e448f;
}
a.k {
  /* klasa */
  color: #2e448f;
}
.p {
  /* przedmiot */
  color: #000000;
  font-weight: bold;
}
.op {
  /* napis */
  font: 10px verdana, sans-serif;
}
@media print {
  .tabtytul {
    /* nag��wek do druku */
    display: none;
  }
}
.logo {
  text-align: right;
  border-bottom: 2px solid #c0c0c0;
}

table p > a {
  padding: 10px 30px;
  text-align: center;
  text-decoration: none;
  border: 2px solid #7b90d5;
  background-color: #e1e6f5;
  color: #000;
  font-weight: bold;
  transition: 0.3s;
}

table p > a:hover {
  background-color: #7b90d5;
  color: #2e448f;
}

div.checkboxes {
  font-size: 13px;
  margin-bottom: 50px;
}

div.checkboxes > div {
  display: flex;
  align-items: center;
}

input[type='checkbox']:checked {
  background-color: blue;
}

input[type='checkbox'] {
  cursor: pointer;
  appearance: none;
  outline: 0;
  background: lightgray;
  height: 20px;
  width: 20px;
  color: white;
  margin-right: 10px;
}

input[type='checkbox']:after {
  content: ' ';
  position: relative;
  left: 40%;
  top: 20%;
  width: 15%;
  height: 40%;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(50deg);
  display: none;
}

input[type='checkbox']:checked:after {
  display: block;
}