html{
  background-position: center 0px;
  background-repeat: repeat-y;
  background-color:#1A202D;
}

body{
  font-family: Verdana;
  background-color:#1A202D;
  background-position: center 0px;
  background-repeat: no-repeat;
  min-height: 741px;
}

.s1{
  font-family: Verdana;
  background-color:#1A202D;
  background-position: center 0px;
  background-repeat: no-repeat;
  min-height: 160px;
}

.bs1{
  width: 1100px;
  padding-top: 40px;
  margin: 0px auto;
  height: 100%;
  color: white;
}

.s2{
  font-family: Verdana;
  background-image: url(images/elec1.png);
  background-position: center 0px;
  background-repeat: no-repeat;
  min-height: 550px;
}

.bs2{
  width: 1200px;
  margin: 0px auto;
  height: 100%;
  color: white;
}

.pys{
   background-color:#1A202D;
   border: 0px solid white;
   float:left;
   font-size:18px;
   margin:10px 10px 10px 10px;
   padding: 10px;
   min-height:100px;
   width:235px;
}

.s3{
  font-family: Verdana;
  background-image: url(images/cyan.jpg);
  background-position: center 0px;
  background-repeat: repeat;
  min-height: 340px;
}

.bs3{
  width: 1200px;
  margin: 0px auto;
  height: 100%;
  color: white;
}

.s4{
  font-family: Verdana;
  background-position: center 0px;
  background-repeat: repeat;
  min-height: 30px;
}

.bs4{
  width: 1200px;
  margin: 0px auto;
  height: 100%;
  color: white;
}

.s5{
  font-family: Verdana;
  background-image: url(images/white.jpg);
  background-position: center 0px;
  background-repeat: repeat;
  min-height: 250px;
}

.bs5{
  width: 1200px;
  margin: 0px auto;
  height: 100%;
  color: #333333;
}

.s6{
  font-family: Verdana;
  background-color:#1A202D;
  background-position: center 0px;
  background-repeat: repeat;
  min-height: 180px;
}

.bs6{
  width: 1200px;
  margin: 0px auto;
  height: 100%;
  color: white;
}