body {
  background-color: #ebcc94;
  min-height: 100vh;
  margin: 0;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}  
ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #a1a1a1;
}

li {
  float: left;
}

li a {
  display: inline-block;
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
}

li a:hover {
  background-color: #564786;
}

.active {
  background-color: #4f958d;
}
#bottom-footer {
  width: 100%;
  background-color: #f0f0f0;
  color: #555;
  padding: 8px;
  text-align: center;
  font-size: 0.8em;
  margin-top: 20px;
}

#bottom-footer img {
  vertical-align: middle;
  margin: 0 8px;
  width: 30px;
  height: 30px;
}

#bottom-footer p {
  margin: 3px 0;
}

#bottom-footer .disclaimer {
  font-size: 0.9em;
  max-width: 800px;
  margin: 5px auto;
}
   #main {
    margin: auto;
   width: 50%;
    padding: 10px;
  }
.center {
   margin: auto;
   width: 50%;
   padding: 10px;
   border: 3px solid green;
}
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https://prismjs.com/download.html#themes=prism-dark&languages=markup+css+clike+javascript+brainfuck */
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