body {
	background-color: #c0c0c0;
}

#maincontainer{
	background-color: #FFF;
	max-width: 1250px; /*Width of main container*/
	margin: 20px auto; /*Center container on page*/
	border: 1px dotted #000;
}

* {
  box-sizing: border-box;
}
.menu {
  float: left;
  width: 15%;
  background-color: #000;
  color: #000;
}
.menuitem {
  padding: 8px;
  margin-top: 7px;
  border-bottom: 1px solid #f1f1f1;
}
.main {
  float: left;
  width: 65%;
  padding: 0 20px;
  overflow: hidden;
  min-height: 700px;
  background-color: #FFF;
}
.right {
  float: left;
  width: 20%;
  padding: 0 15px 0 0;
}

@media only screen and (max-width:800px) {
  /* For tablets: */
  .main {
    width: 100%;
    padding: 0 5px;
  }
  .right, .menu {
    width: 100%;
  }
}
@media only screen and (max-width:500px) {
  /* For mobile phones: */
  .menu, .main, .right {
    width: 100%;
    padding: 0 5px 5px 5px;
  }
  .right {
    padding: 0 15px 0 0;
  }
  .menu {
    padding-left: 0;
    padding-bottom: 0;
  }
}