body {
  font-family: Arial, sans-serif;
  margin: 20px;
}

h1 {
  text-align: center;
  margin-bottom: 1em;
}

table {
  width: 100%;
  border-collapse: collapse;
  table-layout: fixed;
}

th, td {
  border: 1px solid #000;
  height: 70px;
  text-align: left;
  vertical-align: top;
  padding: 4px;
  font-size: 14px;
  background-color: #fff;
}

th {
  background-color: #f0f0f0;
}

.weekend {
  background-color: #f9f9f9;
}

.day-number {
  font-size: 16px;
  font-weight: bold;
  margin-bottom: 4px;
  display: block;
}

.fraction {
  margin: 2px 0;
  padding: 2px 6px;
  font-size: 12px;
  border-radius: 4px;
  text-transform: uppercase;
  color: #000;
}

.weekday-label {
  display: none;
  font-size: 12px;
  color: #777;
}

.saturday {
  background-color: #eef6ff;
}

.sunday {
  background-color: #ffeef0;
}

.fraction.zmieszane  { background-color: #cccccc; }
.fraction.szklo      { background-color: #b6eab6; }
.fraction.papier     { background-color: #c9dcf5; }
.fraction.plastik    { background-color: #fff4a3; }
.fraction.bioodpady  { background-color: #e0c3a4; }

/* Responsywność */
@media screen and (max-width: 768px) {
  .weekday-label {
      display: block;
      margin-top: 2px;
      font-style: italic;
    }

  table, thead, tbody, th, td, tr {
    display: block;
  }

  thead {
    display: none;
  }

  tr {
    margin-bottom: 1em;
    border: 1px solid #ccc;
  }

  td {
    border: none;
    border-bottom: 1px solid #ddd;
    padding: 10px;
    height: auto;
  }

  td::before {
    content: attr(data-label);
    font-weight: bold;
    display: block;
    margin-bottom: 4px;
    text-transform: uppercase;
    font-size: 13px;
    color: #555;
  }
    table,
    thead,
    tbody,
    th,
    td,
    tr {
      display: block;
    }

        td:empty {
          display: none; }
  
    thead {
      display: none;
    }
}