CSS Bliss & Beyond

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Advanced CSS Tricks [Oct. 9, 2011, 10:41 a.m.]

Native Browser Ribbons (pure CSS) 
reference URL

pure css ribbon example

<HTML>

<h1 class="ribbon">
   <strong class="ribbon-content">Everybody loves ribbons</strong>
</h1>

{CSS}

.ribbon {
 font-size: 16px !important;
 /* This ribbon is based on a 16px font side and a 24px vertical rhythm. I've used em's to position each element for scalability. If you want to use a different font size you may have to play with the position of the ribbon elements */

 width: 50%;
 position: relative;
 background: #ba89b6;
 color: #fff;
 text-align: center;
 padding: 1em 2em; /* Adjust to suit */
 margin: 2em auto 3em; /* Based on 24px vertical rhythm. 48px bottom margin - normally 24 but the ribbon 'graphics' take up 24px themselves so we double it. */
}

.ribbon:before, .ribbon:after {
 content: "";
 position: absolute;
 display: block;
 bottom: -1em;
 border: 1.5em solid #986794;
 z-index: -1;
}

.ribbon:before {
 left: -2em;
 border-right-width: 1.5em;
 border-left-color: transparent;
}

.ribbon:after {
 right: -2em;
 border-left-width: 1.5em;
 border-right-color: transparent;
}

.ribbon .ribbon-content:before, .ribbon .ribbon-content:after {
 content: "";
 position: absolute;
 display: block;
 border-style: solid;
 border-color: #804f7c transparent transparent transparent;
 bottom: -1em;
}

.ribbon .ribbon-content:before {
 left: 0;
 border-width: 1em 0 0 1em;
}

.ribbon .ribbon-content:after {
 right: 0;
 border-width: 1em 1em 0 0;
}