#header_nav::before{ content: '';
    position: absolute;
    border-top: 1px dashed #67645c;
    height: 55px;
    line-height: 61px;
    width: 92%;
    top: 140px;
    border-bottom: 1px dashed #67645c;}

.side_box{     outline: 1px dashed #67645c;
    outline-offset: -4px;  }

.featured_side{   outline: none; }
body.customize-support #header_nav::before{ top: 172px; }