body {
  width: 900px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
  background-color: #afeeee;
  
}

.container {
  width: 900px;
  margin-left: auto;
  margin-rght: auto;
  border: 2px solid black;
  background-color: #ffffff;
  text-align: left;
}

.header {
   text-align: center; 
   margin-bottom: 2em;
}  

.header h1 {
   font-weight: bold; 
   font-size: 1.3em;
   background-color: #3366ff;
   color: #ffffff;
   padding-top: 0.3em;
   padding-bottom: 0.2em;
}  


.content {
  width: 800px;
  margin-left: auto;
  margin-right: auto;
  line-height: 2em;
}

.mark {
  float: left;
  border: 1px solid #cccccc;
  padding: 4.5em;
  width: 7.5em;
  margin-right: 1em;
}

table.name {
  margin-bottom: 2em;
}


table.name th {
  text-align: left;
}


table.name td {
  border-bottom: 1px dotted #cccccc;
  width: 33em;
}

table.can, table.tema,table {
  border-collapse: collapse;
  border: 2px solid #cccccc;
}

table.can th, table.tema th {
  border-collapse: collapse;
  border: 2px solid #cccccc;
  padding-left: 1em;
  text-align: left;
  width: 16em;
  background-color: #add8ed;
}

table.can td, table.tema td {
  border-collapse: collapse;
  border: 2px solid #cccccc;
  padding-left: 1em;
  width: 33em;
}

  
p.back {
  font-size: 1.2em; 
  margin-left: 3em;
}  
.footer {
  background-color: #3366ff;
  color: #ffffff;
  padding: 2px;
}

address {
  text-align: center;
  margin-top: 1.15em;
  font-size: 0.75em;
  margin-bottom: 1em;
  margin-left: 0;
  font-style: normal;
}