body
   {
      margin: 0rem;
      padding: 0rem;
      margin-top: 60px;
   }
   
h1, 
h2
   {
      text-align: center;
   }   
   
hr
   {
      border-width: 0rem;
      border-bottom: 0.5rem;
      border-color: black;
      border-style: dashed;
   }
   
.container,
.row,
.col,
[class^="col-"]
   {
      outline: 1px black solid;
   }