nav {
  margin: 0;
  padding: 0;
  position:relative;
}

nav .background {
  width:100%;
  height:100%;
  position:absolute;

  background-color: #00a2ad;
  border-radius:6px;
  -webkit-border-radius:6px;
  -moz-border-radius:6px;
  overflow:hidden;
}

#logo {
  display: block;
  padding: 0 30px;
  float: left;
  font-size: 20px;
  line-height: 40px;
}

nav:after {
  content: "";
  display: table;
  clear: both;
}

nav ul {
  float: right;
  padding: 0;
  margin: 0;
  list-style: none;
  position: relative;
  font-size: 16px;
  text-align: center;
  z-index: 1;
}

nav ul li {
  margin: 0px;
  display: inline-block;
  float: left;
  border-bottom: 1px dashed white;
}

nav a {
  display: block;
  color: #FFF;
  line-height: 30px;
  text-decoration: none;
}

nav ul li ul li:hover { background: #00B1BF; }

nav a:hover { 
  background-color: #00B1BF;   
}

nav ul ul {
  display: none;
  position: absolute;
  top: 60px;
}

nav ul li:hover > ul { display: inherit; }

nav ul ul li {
  width: 170px;
  float: none;
  display: list-item;
  position: relative;
}

nav ul ul ul li {
  position: relative;
  top: -60px;
  left: 170px;
}

li > a:after { content: ' +'; }

.toggle, [id^=drop] {
 display: none;
}

li > a:only-child:after { content: ''; }

/* dla szerokiego ekranu */
@media all and (min-width : 551px) {

  #logo {
    display: block;
    padding: 0;
    width: 100%;
    text-align: center;
    float: none;
  }

  nav { margin: 0; }

  .toggle + a,
   .menu { display: none; }

  .toggle {
    display: block;
    color: #FFF;
    line-height: 40px;
    text-decoration: none;
    border: none;
  }

  .toggle:hover { background-color: #00B1BF; border-radius: 6px;}

  [id^=drop]:checked + ul { display: block;}

  nav li.submenu [id^=drop]:checked + ul  { display: none;}

  nav ul li {
    display: block;
    width: 100%;
  }

  nav ul ul .toggle,
   nav ul ul a { padding: 0 10px; }

  nav ul ul ul a { padding: 0 80px; }

  nav a:hover,
   nav ul ul ul a { background-color: #00B1BF; }

  nav ul li ul li .toggle,
   nav ul ul a { background-color: #0097A4; line-height:250%}

  nav ul ul {
    float: none;
    position: static;
    color: #ffffff;
    border-bottom: none;
  }

  nav ul ul li:hover > ul,
  nav ul li:hover > ul { display: none; }

  nav ul ul li {
    display: block;
    width: 100%;
  }

  nav ul ul ul li {
    position: static;
  }

/* dla onhover START */

  nav ul.menu > li {

  }

  nav ul.menu > li.submenu > ul {
    border-radius:6px;
    -webkit-border-radius:6px;
    -moz-border-radius:6px;
    overflow: hidden;
  }

  nav li.submenu:hover [id^=drop]:checked + ul  { display: block}

  nav ul.menu > li:hover {
    position:relative;
    display:block;
  }

  nav ul.menu > li:hover > ul {
    display:block;
    position:absolute;
    left:250px;
    top:0px;
    width:100%;
    background-color:#0097a4;
    font-size:85%;
    line-height:85%;
  }
/* ostatni element w liscie bez podkreslenia */  
nav ul.menu li:last-child {
    border-bottom: none !important;
}

/* ostatni element w liscie bez podkreslenia */  
nav ul.menu > li:hover > ul li:last-child {
    border-bottom: none !important;
}


/* dla onhover END */
}

/* dla jednokolumnowca */
@media all and (max-width : 550px) {

  #logo {
    display: block;
    padding: 0;
    width: 100%;
    text-align: center;
    float: none;
  }

  nav { margin: 0; }

  .toggle + a,
   .menu { display: none; }

  .toggle {
    display: block;
    color: #FFF;
    line-height: 40px;
    text-decoration: none;
    border: none;
  }

  .toggle:hover { background-color: #00B1BF; }

  [id^=drop]:checked + ul { display: block;}

  nav ul li {
    display: block;
    width: 100%;
  }

  nav ul ul .toggle,
   nav ul ul a { padding: 0 10px; }

  nav ul ul ul a { padding: 0 80px; }

  nav a:hover,
   nav ul ul ul a { background-color: #00B1BF; }

  nav ul li ul li .toggle,
   nav ul ul a { background-color: #0097A4; }

  nav ul ul {
    float: none;
    position: static;
    color: #ffffff;
  }

  nav ul ul li:hover > ul,
  nav ul li:hover > ul { display: none; }

  nav ul ul li {
    display: block;
    width: 100%;
  }

  nav ul ul ul li {
    position: static;
  }
}

/*
@media all and (max-width : 330px) {

  nav ul li {
    display: block;
    width: 94%;
  }

}
*/