.fieldset-wrapper .fieldset-wrapper .fieldset-wrapper {
  border: solid 1px #ddd;
  margin-bottom: 1em;
}
.fieldset-wrapper .fieldset-wrapper .fieldset-description {
  border-bottom: dashed 1px #333;
  margin-bottom: 1em;
  padding-bottom: 1em;
}
  .fieldset-wrapper .fieldset-wrapper .fieldset-description p { 
    margin-top: 0;
    margin-bottom: 1em;
  }
.fieldset-wrapper .fieldset-wrapper .fieldset-wrapper .fieldset-description {
  border-bottom: none;
}
/*
 * images used in place of labels for sidebar layouts.  
 * idea from the most excellent adaptive themes project 
 */
.responsive label {
  background-repeat: no-repeat;
  margin-top: 4px;
  text-indent: -99999em;
  overflow: hidden;
  display: block;
  float: none;
  text-align: center;
}
.responsive .form-item {
  text-align: center;
}

/**
 * desktop
 */
#edit-tnt-container .form-item-sidebar-layout .form-item {
  float: left;
  width: 200px;
  margin-right: 30px;
}
#edit-sidebar-layout label {
  background: url(../images/sidebars-desktop.png);
  height: 160px;
  width: 200px;  
}
  #edit-sidebar-layout label[for="edit-sidebar-layout-sidebars-both-first"] {
    background-position: 0 -160px;
  }
  #edit-sidebar-layout label[for="edit-sidebar-layout-sidebars-both-last"] {
    background-position: 0 -320px;
  }

/**
 * tablet: landscape 
 */
#edit-tnt-container .form-item-sidebar-tablet-landscape-layout .form-item {
  float: left;
  width: 179px;
  margin-right: 30px;
}
#edit-sidebar-tablet-landscape-layout label {
  background: url(../images/sidebars-tablet-landscape.png);
  height: 140px;
  width: 179px;  
}
  #edit-sidebar-tablet-landscape-layout label[for="edit-sidebar-tablet-landscape-layout-sidebars-both-first"] {
    background-position: 0 -140px;
  }
  #edit-sidebar-tablet-landscape-layout label[for="edit-sidebar-tablet-landscape-layout-sidebars-both-last"] {
    background-position: 0 -279px;
  }

  
/**
 * tablet: portrait 
 */
#edit-tnt-container .form-item-sidebar-tablet-portrait-layout .form-item {
  float: left;
  width: 140px;
  margin-right: 30px;
}
#edit-sidebar-tablet-portrait-layout label {
  background: url(../images/sidebars-tablet-portrait.png);
  height: 178px;
  width: 140px;  
}
  #edit-sidebar-tablet-portrait-layout label[for="edit-sidebar-tablet-portrait-layout-sidebars-both-first"] {
    background-position: 0 -178px;
  }  
  #edit-sidebar-tablet-portrait-layout label[for="edit-sidebar-tablet-portrait-layout-sidebars-both-last"] {
    background-position: 0 -356px;
  }  
  
/**
 * smartphone: landscape
 */
 #edit-tnt-container .form-item-sidebar-phone-landscape-layout .form-item {
   width: 103px;
   margin-right: 30px;
 }
 #edit-sidebar-phone-landscape-layout label {
   background: url(../images/sidebars-mobile-portrait.png);
   height: 200px;
   width: 103px;
 }