Music Loading Animation

1<div class="music">
2
3  <div class="bar"></div>
4
5  <div class="bar"></div>
6
7  <div class="bar"></div>
8
9  <div class="bar"></div>
10
11  <div class="bar"></div>
12
13  <div class="bar"></div>
14
15  <div class="bar"></div>
16
17  <div class="bar"></div>
18
19  <div class="bar"></div>
20
21  <div class="bar"></div>
22
23</div>