CSS Reference

"border-style" - css property (v. css 1)

Possible border styles values:

border style Comments CSS
none No border is drawn (regardless of the 'border-width' value). 1
dotted The border is a dotted line drawn on top of the background of the element. 1
dashed The border is a dashed line drawn on top of the background of the element. 1
solid The border is a solid line. 1
double The border is a double line drawn on top of the background of the element. The sum of the two single lines and the space between equals the 'border-width' value. 1
groove A 3D groove is drawn in colors based on the <color> value. 1
ridge A 3D ridge is drawn in colors based on the <color> value. 1
inset A 3D inset is drawn in colors based on the <color> value. 1
outset A 3D outset is drawn in colors based on the <color> value. 1
inherit Will inherit the value from parent specification. This property value is new with CSS 2. 2

You can set one to four values:

Amount of values Result of setting values
value When you specify only one value, then all the border styles will be set to this value.
value1 value2 When you specify two values, then the top and the bottom border style is set to value1 and left and right border style will be set to value2.
value1 value2 value3 When you specify three values, then the top border style will be set to value1, left and right border style will be set to value2 and the bottom border style will be set to value3.
value1 value2 value3 value4 When you specify four values, then the top border style will be set to value1, the right border style will be set to value2, the bottom border style will be set to value3 and the left border style will be set to value4.

Property "border-style" example:

<!DOCTYPE HTML >
<html  >
  <head>
    <title>Test</title>
    <style type="text/css">
      .presentation {
        border-color: #aad5ff;
        border-style: solid;    }
      table.presentation {
        border-width: 0 0 1px 1px;
        width: 500px;   }
      th.presentation, td.presentation {
        border-width: 1px 1px 0 0;
        padding: 4px 4px 4px 4px;      }
      th.presentation { background-color: #D4FFAA;}
    </style>
  </head>
  <body>
    <table class='presentation'  border='0'
           cellpadding='0' cellspacing='0' >
      <tr>
        <th class='presentation' style="width: 22%">Values</th>
        <th class='presentation'>Comments</th>
        <th class='presentation'>CSS</th>
      </tr>
      <tr>
        <td class='presentation'>thin, medium or thick</td>
        <td class='presentation'>The width of the keyword
          values are UA dependent,
          but the following holds: <b>'thin' <= 'medium'
            <= 'thick'</b>. </td>
        <td class='presentation'>1</td>
      </tr>
      <tr>
        <td class='presentation'>length</td>
        <td class='presentation'>With this you specify a
          value with a <b>unit identifier</b>. </td>
        <td class='presentation'>1</td>
      </tr>
      <tr>
        <td class='presentation'>inherit</td>
        <td class='presentation'>Will inherit the value from
          parent specification. This property value is new
          with CSS 2.</td>
        <td class='presentation'>2</td>
      </tr>
    </table>
  </body>
</html>

Javascript access:

// To SET values ([o] is the target object)
[o].style.borderStyle="border-style values"
// Browsers can not return any trustworthy value from this property.
// To GET values, look at the details for each edge of the border.
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