div.ex h1 {
    all: unset;
  }


  div.ex h1 {
      font-family: Arial, Helvetica, sans-serif;
      
      background-color: rgb(49, 118, 223);
    font-size: 100px;
    color: white;
    text-shadow: 0 1px 0 #ccc,
                 0 2px 0 #c9c9c9,
                 0 3px 0 #bbb,
                 0 4px 0 #b9b9b9,
                 0 5px 0 #aaa,
                 0 6px 1px rgba(0,0,0,.1),
                 0 0 5px rgba(0,0,0,.1),
                 0 1px 3px rgba(0,0,0,.3),
                 0 3px 5px rgba(0,0,0,.2),
                 0 5px 10px rgba(0,0,0,.25),
                 0 10px 10px rgba(0,0,0,.2),
                 0 20px 20px rgba(0,0,0,.15);
  }

  p {
    text-shadow: 0px 2px 13px rgba(164, 187, 167, 0.534);
  }

  div.div {
      margin: 100px;
      height: 100px;
      width: 100px;
      box-shadow: rgba(202, 16, 16, 0.815) 5px 5px 15px;

      background-color: red;
  }