h3 { margin: 0 0 5px 0; font-size: 90%; color: #555555; font-weight: bold; padding-left: 2.25em; } </style> </head> <body> <h1>Article heading</h1> <p>this is a test. this is a test. this is a test. </p> <h2>this is header 2</h2> <p>this is a test. this is a test. this is a test. </p> <h3>Header 3</h3> <p>this is a test. this is a test. this is a test. </p> <h3>Header 3</h3> <p>this is a test. this is a test. </p> </body> </html>