* {
  box-sizing: border-box;
}

@media only screen and (max-width: 620px) {
  /* For mobile phones: */
  .menu, .main, .right {
    width: 100%;
  }
}

.menu {
  float: left;
  width: 15%;
  margin-top: 20px;
  text-align: center;
}

.menu a {
  background-color: #e5e5e5;
  text-align: left;
  font-weight: bold;
  font-size: 22px;
  padding: 8px;
  border-radius: 0 30px 30px 0;
  display: block;
  width: 100%;
  color: black;
  margin: 0 0 5px 0;
}

.main {
  opacity: 0.5;
  float: left;
  width: 100%;
}

.main a {
  background-color: transparent;
  font-size: 14px;
  font-weight: normal,
}

.right {
  background-color:  #555;
  opacity: 0.7;
  border-radius: 30px;
  float: right;
  width: 20%;
  padding: 15px;
  margin-top: 20px;
  text-align: center;
}

.header {
width: 100%;
background-color:  #000000;
opacity: 0.8;
border-radius: 0 0 20px 20px;
padding: 5px;
}

h1 {
text-align: center;
font-size: 32px;
color: white;
font-family: "Courier New", Courier, monospace;
}

h2 {
text-align: center;
font-size: 22px;
font-weight: bold;
color: white;
font-family: "Courier New", Courier, monospace;
}

p {
text-align: center;
font-size: 14px;
color: white;
font-family: "Courier New", Courier, monospace;
font-weight: normal;
}

body {
  font-family: "Courier New", Courier, monospace;
  margin: 0;
}

.img-center {
  display: block;
  margin: auto;
  width: 100%;
  height: 100%;
}

td {
text-align: right;
}

.center {
	margin-top:auot;
    margin-bottom:auto;
    margin-left: auto;
    margin-right: auto;
	vertical-align: top;
}

.footer {
font-size: 16px;
color: white;
font-family: "Courier New", Courier, monospace;
font-weight: bold;
position: fixed;
padding-top: 8px;
bottom: 0;
width: 100%;
height: 4%;
background-color: #000000;
opacity: 0.8;
border-radius: 20px 20px 0 0;
text-align: center;
}