relative absolute position

relative absolute position

HTML

<div class="box-set">
  <figure class="box box-1">Box 1</figure>
  <figure class="box box-2">Box 2</figure>
  <figure class="box box-3">Box 3</figure>
  <figure class="box box-4">Box 4</figure>
  <figure class="extra-box box-5">Box 5</figure>
  <figure class="extra-box box-6">Box 6</figure>

</div>

CSS

body {
  color: #fff;
  font: 600 14px/24px "Open Sans", "HelveticaNeue-Light", "Helvetica Neue Light", "Helvetica Neue", Helvetica, Arial, "Lucida Grande", Sans-Serif;
}
.box-set,
.box,
.extra-box {
  border-radius: 6px;
}
.box-set {
  background: #eaeaed;
  height: 200px;
  position: relative;
  border:1px solid #bbb;
  z-index:0;
}
.box {
  background: #2db34a;
  height: 80px;
  line-height: 80px;
  position: absolute; 
  text-align: center;
  width: 80px;
}
.extra-box {
   position: absolute; 
  background: #da4453;
  text-align: center;
}

.box-1 {
  top: 6%;
  left: 20%;
}
.box-2  {
  top: 0;
  right: 0px;
}
.box-3  {
  bottom: 0px;
  right: 0px;
}
.box-4  {
  bottom: 0;
}

.box-5 {
  bottom:10px; 
  top:10px;
  left:100px;
  z-index:-1;
}

.box-6 {
  left:10px; 
  right:10px;
  bottom:20px;
  background: orange;
  z-index:-2;
}