#header {
width:100%;
background-color:#CFF;
border:2px red solid;
margin:auto;
}

.header_left{
    background:url(images/music_header_01.jpg) no-repeat;
    width:322px;
    height:163px;
    float:left;
    margin:auto;
    }

.header_right{
    background:url(images/music_header_03.jpg) no-repeat;
    width:292px;
    height:163px;
    float:right;
    margin:auto;
}

.header_center{
    background:url(images/music_header_02.jpg) no-repeat;
    width:409px;
    height:163px;
    margin:auto;
    }