.block {
  width: 60%;
  margin-left: 19%;
  margin-right: 19%;
 }
.border {
  background-color: #0000FF;
  height: 1px;
}
.date {
  color: #000000;
  background-color: #6BC0E0;
  font-size: 10px;
  font-family: verdana, serif;
}
.post {
  color: #000000;
  background-color: #FFFFFF;
  font-size: 80%;
  font-family: verdana, serif;
}
.separate {
  height: 20px;
}
.theme {
  color: #000000;
  background-color: #6BC0E0;
  font-size: 12px;
  font-family: verdana, serif;
  text-align: right; 
}