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<!DOCTYPE html> <html> <head> <style> p.one { border-style: solid; border-width: 5px; } p.two { border-style: solid; border-width: medium; } p.three { border-style: dotted; border-width: 2px; } p.four { border-style: dotted; border-width: thick; } p.five { border-style: double; border-width: 15px; } p.six { border-style: double; border-width: thick; } p.seven { border-style: solid; border-width: 2px 10px 4px 20px; } </style> </head> <body> <h2>The border-width Property</h2> <p>This property specifies the width of the four borders:</p> <p class="one">Some text.</p> <p class="two">Some text.</p> <p class="three">Some text.</p> <p class="four">Some text.</p> <p class="five">Some text.</p> <p class="six">Some text.</p> <p class="seven">Some text.</p> <p><b>Note:</b> The "border-width" property does not work if it is used alone. Always specify the "border-style" property to set the borders first.</p> </body> </html>