body {
  min-width: 640px;
}

.container{
  margin-left: auto;
  margin-right: auto;
  width: 700px;
}
.container.showgrid{
  background: transparent url(../showgrid.png) repeat-y top center;
}
.container.showgrid *[class^="grid_"]{
  outline: 1px solid white;
  box-shadow: 2px 2px 5px 0 rgba(0,0,0,0.3);
}

*[class^="grid_"]{
  outline: 0px solid red;
}

.grid_1,
.grid_2,
.grid_3,
.grid_4,
.grid_5,
.grid_6,
.grid_7,
.grid_8,
.grid_9,
.grid_10 {
  display: inline;
  float: left;
  margin: 10px;
  position: relative;
}

.push_1, .pull_1,
.push_2, .pull_2,
.push_3, .pull_3,
.push_4, .pull_4,
.push_5, .pull_5,
.push_6, .pull_6,
.push_7, .pull_7,
.push_8, .pull_8,
.push_9, .pull_9,
.push_10, .pull_10 {
  position: relative;
}

.alpha {
  margin-left: 0;
}
.omega {
  margin-right: 0;
}

/* grid*/
.container .grid_1 {
	width:50px;
}

.container .grid_2 {
	width:120px;
}

.container .grid_3 {
	width:190px;
}

.container .grid_4 {
	width:260px;
}

.container .grid_5 {
	width:330px;
}

.container .grid_6 {
	width:400px;
}

.container .grid_7 {
	width:470px;
}

.container .grid_8 {
	width:540px;
}

.container .grid_9 {
	width:610px;
}

.container .grid_10 {
	width:680px;
}

/* prefix */
.container .prefix_1 {
	padding-left:70px;
}

.container .prefix_2 {
	padding-left:140px;
}

.container .prefix_3 {
	padding-left:210px;
}

.container .prefix_4 {
	padding-left:280px;
}

.container .prefix_5 {
	padding-left:350px;
}

.container .prefix_6 {
	padding-left:420px;
}

.container .prefix_7 {
	padding-left:490px;
}

.container .prefix_8 {
	padding-left:560px;
}

.container .prefix_9 {
	padding-left:630px;
}

/* suffix */
.container .suffix_1 {
	padding-right:70px;
}

.container .suffix_2 {
	padding-right:140px;
}

.container .suffix_3 {
	padding-right:210px;
}

.container .suffix_4 {
	padding-right:280px;
}

.container .suffix_5 {
	padding-right:350px;
}

.container .suffix_6 {
	padding-right:420px;
}

.container .suffix_7 {
	padding-right:490px;
}

.container .suffix_8 {
	padding-right:560px;
}

.container .suffix_9 {
	padding-right:630px;
}

/* push*/
.container .push_1 {
	left:70px;
}

.container .push_2 {
	left:140px;
}

.container .push_3 {
	left:210px;
}

.container .push_4 {
	left:280px;
}

.container .push_5 {
	left:350px;
}

.container .push_6 {
	left:420px;
}

.container .push_7 {
	left:490px;
}

.container .push_8 {
	left:560px;
}

.container .push_9 {
	left:630px;
}

/* pull */
.container .pull_1 {
	left:-70px;
}

.container .pull_2 {
	left:-140px;
}

.container .pull_3 {
	left:-210px;
}

.container .pull_4 {
	left:-280px;
}

.container .pull_5 {
	left:-350px;
}

.container .pull_6 {
	left:-420px;
}

.container .pull_7 {
	left:-490px;
}

.container .pull_8 {
	left:-560px;
}

.container .pull_9 {
	left:-630px;
}


.clear {
  clear: both;
  display: block;
  overflow: hidden;
  visibility: hidden;
  width: 0;
  height: 0;
}

.clearfix:before,
.clearfix:after {
  content: '\0020';
  display: block;
  overflow: hidden;
  visibility: hidden;
  width: 0;
  height: 0;
}

.clearfix:after {
  clear: both;
}

.clearfix {
  zoom: 1;
}