Progressive Markup and Techniques - HTML5 - page 42

.audio #error {
display: none;
}
.no-audio #error-box {
background-color: #ffffcc;
padding: 1px 10px;
color: #000;
border: 5px solid #ffff66;
}
.no-audio #error-box a {
color: #333;
}
Figure 2-5 shows the audio element supported by the browser, while Figure 2-6 shows
the result in a browser that does not support the audio element.
Figure 2-5. The audio controls appear in a browser that supports the audio element