h1{
  text-align: center;
  margin-bottom: 2px;
}

br{
  margin-bottom: 8px;
}

table, th, td{
  border : 1px solid black;

}

table{
  margin-top:8px;
}

img{
  margin-top:8px;
}

span{
  margin-bottom:8px;
}

.code-comment{
  color: darkgray;
}