@charset "utf-8";
/* CSS Document */

/*

.DivLeftRightAutoMidFix {
	min-width: 600px;		中间固定宽度
	width: auto;
	position: relative;
}

.DivMid {
	width: 600px;			中间固定宽度
	height: 100%;
	padding: 0px;
	margin: auto;
	top: 0px;
	left: 0px;
	bottom: 0px;
	right: 0px;
	position: absolute;
}

<div class="DivLeftRightAutoMidFix" style="height: 100px; background: blue;">
  <div class="DivMid" style="background: red;">中间内容</div>
</div>

*/

.DivLeftRightAutoMidFix {
    min-width: 1340px;		/*中间固定宽度*/
    width: auto;
    min-height: 1px;
    position: relative;
}
.DivMid {
    width: 1340px;			/*中间固定宽度*/
    height: 100%;
    padding: 0px;
    margin: auto;
    top: 0px;
    left: 0px;
    bottom: 0px;
    right: 0px;
    position: absolute;
}
.DivMid1 {
    width: 1340px;
    margin: 0px auto;
    position: relative;
    min-height: 1px;
}