body {
  font-family: 'Raleway', Sans-serif;
  background-color: beige;
  min-height: 100vh;
}

.content {
  padding-left: 3em;
  padding-right: 3em;
}

@media only screen and (max-width: 45em) {
  body {
    font-size: 0.85em;
    margin: 0em;
  }
  .content{
    padding-left: 1em;
    padding-right: 1em;
  }
}

.mainheading {
  text-align: center;
  padding-top: 1em;
}

p, td, h3, li{
  font-size: 1.3em;
}

.footer {
  text-align: center;
  font-size: 0.75em;
}

table, th, td {
  border: 1px solid black;
  border-collapse: collapse;
  padding: 0.25em;
}

a {
  color: black;
  text-decoration: none;
  font-weight: 600;
}

table {
  max-width: 40em;
  margin-left: auto;
  margin-right: auto;
}

td{
  text-align: center;
}

.topnav {
  margin-right: 3em;
  margin-left: 3em;
}

.topnav {
  background-color: #333;
  overflow: hidden;
}

.topnav a {
  float: left;
  display: block;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
  font-weight: normal;
}

.topnav a:hover {
  background-color: beige;
  color: black;
}

.topnav .icon {
  display: none;
}

@media screen and (max-width: 600px) {
  .topnav a:not(:first-child) {display: none;}
    .topnav a.icon {
      float: right;
      display: block;
  }
}

@media screen and (max-width: 600px) {
  .topnav.responsive {position: relative;}
    .topnav.responsive a.icon {
      position: absolute;
      right: 0;
      top: 0;
  }
  .topnav.responsive a {
    float: none;
    display: block;
    text-align: left;
  }
  .topnav {
    margin: 1em;
  }
}