* {
  box-sizing: border-box;
}
body {
   font-family: "Times New Roman", serif;
   font-size: 130%;
   overflow: auto;
}
h1 {
   text-align: center;
   display: block;
   font-size: 2em;
   margin-top: 0.67em;
   margin-bottom: 0.67em;
   margin-left: 0;
   margin-right: 0;
   font-weight: bold;
}
h2 {
   text-align: center;
   font-size: 1.2em;
}
h3 {
   text-align: left;
   font-size: 1.2em;
   margin-top: 1.5em;
}