.circular {
  border-radius: 50%;
  width: 400px;
  max-width:100%;
  height: auto;
  overflow:hidden
}

.title{
  color:black; 
  font-size:30px;
  font-family: 'Roboto', sans-serif;
  text-decoration: none;
  font-weight: bold;
}


.authors{
  color:black; 
  font-size:16px;
  font-family: 'Roboto', sans-serif;
  text-decoration: none;
}

.descrip{
  color:black; 
  font-size:16px;
  font-family: 'Roboto', sans-serif;
  text-decoration: none;
}

.descrip_large{
  color:black; 
  font-size:25px;
  font-family: 'Roboto', sans-serif;
  text-decoration: none;
  font-weight: bold;
}

.descrip_med{
  color:black; 
  font-size:21px;
  font-family: 'Roboto', sans-serif;
  text-decoration: none;
  font-weight: bold;
}

.descrip_sm{
  color:black; 
  font-size:18px;
  font-family: 'Roboto', sans-serif;
  text-decoration: none;
  font-weight: bold;
}

.white_descrip{
  color:white; 
  font-size:16px;
  font-family: 'Roboto', sans-serif;
  text-decoration: none;
}

.block{
  width: 80%;
  background-size: contain;
  border: 1px solid white;
}

.block_half{
  width: 49%;
}