/* Reset */
#worksheet table,
#worksheet tr,
#worksheet th,
#worksheet td {
  background-color: initial;
  border: initial;
  padding: 0.1em;
}

/* General styling */
#worksheet th {
  font-weight: normal;
}
#worksheet {
  color: black;
  background-color: white;
  margin: 1em auto;

  /* Thanks https://stackoverflow.com/a/4407335/12036073 */

  -webkit-touch-callout: none; /* iOS Safari */
  -webkit-user-select: none;   /* Safari */
  -khtml-user-select: none;    /* Konqueror HTML */
  -moz-user-select: none;      /* Old versions of Firefox */
  -ms-user-select: none;       /* Internet Explorer/Edge */
  user-select: none;
}

#worksheet button {
  border-radius: 0;
  border-width: 2px;
  width: 100%;
}
#worksheet button:hover,
#worksheet input[type="radio"]:hover,
#worksheet input[type="radio"] ~ label:hover {
  cursor: pointer;
}

/* Borders and colors */
#worksheet td, #worksheet th {
  border: 1px solid #c0c0c0;
}
#worksheet tr:first-of-type th,
#worksheet td:first-child, #worksheet th:first-child
{
  border-color: #6a6a6a;
  background-color: #f1f1f1;
}
#worksheet tr:first-of-type th {
  border-top: none;
}
#worksheet td:first-child, #worksheet th:first-child {
  border-left: none;
}

/* Spacing */
#worksheet th:first-child {
  min-width: 2.82em;
  padding: 0.3em 0;
}
#worksheet td {
  min-width: 8em;
  padding: 0.3em 0.2em;
}

#worksheet button {
  margin: calc(-0.3em + 4px) 0;
  padding: 0.2em;
}

/* Execution */
.selected {
  background-color: yellow !important;
}
.error {
  background-color: red !important;
}