* {
  box-sizing: border-box;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.menu {
  width: 75%;
  float: left;
  padding: 15px;
  border: 0px;
}
.header {
  border: 0px;
  padding: 15px;
}
.main {
  width: 75%;
  float: left;
  padding: 15px;
  border: 0px;
}


.footer {
  width: 50%;
  float: left;
  padding: 15px;
  border: 0px;
}

.menu ul {
  list-style-type: none;
  overflow: hidden;
  background-color: #16155C;
  margin: 0px;
  padding: 0px;
  block-size: auto;
  width: 800px;
}
.menu ul li {
  display: block;
  float: left;
  padding: 8px 10px;
  margin-bottom: 7px;
  margin: 5px;
  width: 100px;
  background-color: #16155C;
  color: #ffffff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.12), 0 1px 2px rgba(0,0,0,0.24);
}
.menu ul li a:link {
  background-color: #16155C;
  color: #99ccff;
  text-align: center;
  text-decoration: none;
  display: inline-block;
}
.menu ul li a:visited {
  background-color: #16155C;
  color: #99ccff;
  text-align: center;
  text-decoration: none;
  display: inline-block;
}

a:link {
  background-color: #000000;
  color: #99ccff;
  text-align: center;
  text-decoration: none;
  display: inline-block;
}
a:visited {
  background-color: #000000;
  color: #99ccff;
  text-align: center;
  text-decoration: none;
  display: inline-block;
}

a:hover {
  background-color: #000000;
  color: #99ccff;
  text-align: center;
  text-decoration: underline;
  display: inline-block;
}