body {
    background-color: #FF9983;
}

a, h1, h3, table, p, footer {
  font-family: "Lucida Console", Monaco, monospace;
}

table {
  margin-left: auto;
  margin-right: auto;
  font-size: 20px;
  border: 2px solid black;
  border-collapse: collapse;
}

th {
  background-color: crimson;
  color: white;
  text-align: center;
  border: 2px solid black;
}

td {
  background-color: #4B71FD;
  color: white;
  text-align: left;
  border: 1px solid black;
}

footer {
  display: block;
  text-align: center;
  background-color: #4B71FD;
  margin-left: 5px;
  padding: 10px;
}

.pictures {
  width: 426px;
  height: 300px;
  font-size: 12px;
  text-align: center;
}

#returnwithmargin {
  margin-top: 150px;
  margin-bottom: 20px;
}

#return {
  margin: 20px;
}

#tablefooter {
  font-size: 12px;
}

#header {
  text-align: center;
}

#navigation {
  background-color: #4B71FD;
  font-size: 17px;
  font-family: "Segoe UI",Arial,sans-serif;
  overflow: hidden;
}

#navigation ul {
    margin:0;
    padding:0;
    list-style:none;
}

#navigation li {
  float: left;
  width: 25%;
}

#youtubebutton, #content {
  text-align: center;
}


a.navbar {
  display: block;
  color: white;
  text-decoration:none;
  text-align: center;
  font-weight: bold;
  padding: 15px;
}

a.navbar:link, a.navbar:visited {
  color: white;
}

a.navbar:hover, a.navbar:active {
  background-color: red;
  text-decoration: underline;
}

a.button {
  display: block;
}

a.button:link, a.button:visited {
  background-color: #f44336;
  color: white;
  padding: 14px 25px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
}

a.button:hover, a.button:active {
  background-color: red;
}