.head-content {
 margin-left: 10px;
 text-align: left;
 }

body {
  width: 1280px;
}

div.block {
 padding-left: 5px;
 padding-right: 5px;
}

html {
  width: 1290px;
}

section.left    {
 float: left;
 width: 440;
}

section.right   {
  float: right;
  width: 840px;
}

.s1300 {display: none;}
.s1400 {display: none;}
.s1800 {display: none;}