#header {
  width:100%;
  clear: both;
  height: 3em;
  display:block;
  position:absolute;
  top:0;
  left: 0;
  float:left;
}


#message
 {
   width: 95%;
   float: left;
   background-color: #333;
   color: white;
   height:3em;
   display:block;
    border-top-left-radius: 15px;
    margin-left: .5%;
}

#message p {
  font-family: sans-serif;
  font-weight: bold;
  padding-left: 10px;
}

#x {
  width: 4.5%;
  float: right;
  background-color: red;
  height: 3em;
  display:block;
  text-align:center;
  border-top-right-radius: 15px;
}

#x a {
  color: white;
  font-family: sans-serif;
  font-size: 250%;
  text-decoration:none;
  margin-right: .5%;
}

body {
    background-color: white;
    border-style:solid;
    border-width:1px;
    border-color:black;
}

#button {
    display: block;
    position: absolute;
    right:10%;
}

#left {
    display:block;
    float:left;
}


#warning {
    display: block;
    text-align: center;
}

h1 {
    text-align: center
 
}

h2 {
    text-align: center
}

h3 {
    color:white;
}