body {
  padding-top: 1rem;
  padding-bottom: 1rem;
}
h1 {
  text-align: center;
}

table.questions thead {
  counter-reset: question_number 0;
}

table.questions tbody tr td:first-child::before {
  counter-increment: question_number;
  content: "" counter(question_number) ") ";
}

/**********/
/* sticky header 
 * https://stackoverflow.com/questions/69162045/bootstrap-4-make-a-table-header-sticky/69162172#69162172
 */
table.questions thead {
  position: relative;
  box-shadow: 0 2px 2px -1px rgba(0, 0, 0, 0.4);
  position: sticky;
  top: 0;
}
/**********/

table.questions thead th,
table.questions tbody td {
  text-align: center;
}

table.questions tbody tr td:first-child {
  text-align: left;
}

table.questions th {
  width: 10%;
  background-color: hsla(0, 0%, 97%, 1);
  outline: 1px solid black;
}

table.questions thead th:first-child {
  width: 50%
}

form .actions {
  padding-top: 1rem;
  border-top: 1px solid ;
  text-align: center;
}

.table > :not(caption) > * > * {
  background-color: unset;
}

.table .required_tip {
  box-shadow: unset;
}

#task .intro {
  text-align: justify;
}

#task .intro .actions {
  text-align: center;
}

.main_header .logos {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-between;
}

.main_header h1 {
  margin: 2rem;
  padding: 2rem;

  border-top: 10px solid orange;
  border-bottom: 10px solid orange;
  font-family: verdana;
}