h3 { font-weight: bold; color: #505050; font-size: 1.3em; }
h4 { font-weight: bold; color: #4f81bd; font-size: 1.2em; }
h5 { font-weight: bold; color: #505050; font-style: italic; font-size: 1.1em; }
h6 { font-weight: normal; color: #505050; font-style: italic; font-size: 1em; }