body {
    margin: 0px;
}


.sample-div{
    height: 500px;
}

.bgstretcher-area {
  text-align: left;
}
.bgstretcher {
  background: white;
  overflow: hidden;
  width: 100%;
  position: fixed;
  z-index: 1;
}
.bgstretcher,
.bgstretcher ul,
.bgstretcher li {
  left: 0;
  top: 0;
}
.bgstretcher ul,
.bgstretcher li {
  position: absolute;
}
.bgstretcher ul,
.bgstretcher li {
  margin: 0;
  padding: 0;
  list-style: none;
}
/*  Compatibility with old browsers  */
.bgstretcher {
  _position: absolute;
}