body
{
  background-color: Green;
  width: 100%;
  height: 100%;
  margin: 0px auto;
  padding: 0px;
  border: 0px;
}



*
{
  margin: 0px auto;
  padding: 0px;
  border: 0px;
}


#wrapper
{
  background-color: LightSkyBlue;
  width: 100%;
  height: 100%;
  margin: 0px auto;
  padding: 0px;
  border: 0px;
}


#header
{
  background-color: Orange;
  width: 900px;
  height: 150px;
  margin: 0px auto;
  padding: 0px;
  border: 0px;
}


#header ul
{
  margin: 0px;
  padding: 30px 0px 0px 50px;
}


#header li
{
  display: inline;
  margin: 0px 80px 0px 80px;
}


#first img
{
  margin: 30px 0px 0px 500px;
}


#second img
{
  margin: -30px 0px 0px 380px;
}


#third img
{
  margin: 0px 0px 0px 200px;
}

#forth img
{
  margin: 10px 0px 0px 550px;
}



#main
{
  background-color: Red;
  width: 900px;
  height: 100%;
  margin: 0px auto;
  padding: 0px;
  border: 0px;
}