The font-weight is set to bold but it says that it is wrong


what is wrong in this code please help the font bold is broken

    .nav a 
  color: #5a5a5a;
  font-size: 11px;
  font-weight: bold;
  padding-bottom: 14px;
  padding-left: 10px;
  padding-right: 10px;
  padding-top: 14px;
  text-transform: uppercase;


maybe this is a stupid reply, but what does happen if you delete the text-transform: uppercase;


You've added your new CSS code to your HTML file instead of to you CSS file.

This should help get you sorted: