body {
    position: relative;
    font-family: 'Open Sans';
}

h2 {
    font-weight: bold;
}

h3 {

}  

.example .demo {
    border: 1px solid #ddd;
    border-width: 1px 1px 0 1px;
    padding: 15px;
    padding: 40px 15px 15px 15px;
    border-radius: 4px 4px 0 0;
    position: relative;
}

.example pre.code {
    border: 1px solid #ddd;
    border-width: 0px 1px 1px 1px;
    padding: 15px;
    border-radius: 0 0 4px 4px;
    border-top: 1px solid #ccc;
    background: #f9f9f9;
    position: relative;
}

.example .demo::after {
    position: absolute;
    top: 0;
    left: 0;

    padding: 5px 10px;
    
    color: #ccc;
    content: "CODE";
    font-family: monospace;
    font-weight: bold;
    font-size: 12px;
    letter-spacing: 2px;

    border: 1px solid #ddd;
    border-width: 0 1px 1px 0;
    border-radius: 0 0 4px 0;

    content: "EXAMPLE";
}

/* Pretty printing styles. Used with prettify.js. */

pre .str, code .str { color: #c30; } /* string */
pre .kwd, code .kwd { color: #069; } /* keyword */
pre .com, code .com { color: #999; } /* comment */
pre .typ, code .typ { color: #89bdff; } /* type */
pre .lit, code .lit { color: #069; } /* literal */
pre .pun, code .pun { color: inherit; } /* punctuation */
pre .pln, code .pln { color: inherit; } /* plaintext */
pre .tag, code .tag { color: #2f6f9f; } /* html/xml tag */
pre .atn, code .atn { color: #4f9fcf; } /* html/xml attribute name */
pre .atv, code .atv { color: #d44950; } /* html/xml attribute value */
pre .dec, code .dec { color: #F60; } /* decimal */ 
pre .dec, code .dec { color: #F60; } /* decimal */