* {
  padding: 0;
  margin: 0;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

header { width: 100%; }

.nav-bar { display: none; }

header nav {
  background: #18B3EC;
  z-index: 1000;
  width: 100%;
  margin: auto;
  
}

header nav ul { list-style: none; }

header nav ul li {
  float: left;
  position: relative;
  
}

header nav:after {
  content: "";
  display: block;
  clear: both;
}

header nav ul li a {
  color: #fff;
  display: block;
  padding: 20px;
  text-decoration: none;
  font-size: 20px;
  font-family: tahoma;
  margin-left:20px;
}

header nav ul li:hover { background: #6BBF26; }

header nav ul li:hover i { color: yellow; }

header nav ul li i { margin-right: 20px; }

header nav ul li:hover .children { display: block; }

header nav ul li .children {
  display: none;
  background: #18B3EC;
  position: absolute;
  width: 150%;
  z-index: 1000;
}

header nav ul li .children span { display: none; }

header nav ul li .children li {
  display: block;
  width: 100%;
  border-bottom: 1px solid #ffffff99;
}

header nav ul li .children li a { margin-left: 10px; }

header nav ul li .fa-angle-down {
  position: relative;
  top: 3px;
}

/*responsive nav style*/

@media all and (max-width: 768px) {



.nav-bar {
  display: block;
  width: 100%;
  position: absolute;
  top: 130px;
  background: #3498db;
  z-index:2000;
  
}

.nav-bar span {
  float: left;
  font-size: 20px;
  padding: 20px;
  color: #fff;
  
}

.nav-bar .fa-bars {
  display: block;
  padding: 20px;
  color: #fff;
  overflow: hidden;
  font-size: 20px;
  font-weight: bold;
  text-decoration: none;
  float: right;
  
}

header nav {
  width: 80%;
  height: auto;
  position: fixed;
  right: 100%;
  top : 200px;
  overflow: hidden;
  height: 100%;
  
}

header nav ul li {
  display: block;
  border-bottom: 1px solid rgba(255, 255, .5);
  width: 100%;
  
}

header ul li a { display: block; }

header nav ul li .children {
  width: 100%;
  position: relative;
  overflow: hidden;
  display: none;
  
}

header nav ul li:hover .children { display: none; }

header nav ul li ul li:first-child { border-top: 1px solid #ffffff99; }

header nav ul li .children span {
  display: inline-block;
  margin-right: 10px;
  
}

header nav ul li .children a {
  margin-left: 10px;
  padding: 5px 0;
}

header nav ul li .fa-angle-down {
  position: relative;
  top: 3px;
}

header nav ul li a {
  color: #fff;
  display: block;
  padding: 0px;
  text-decoration: none;
  font-size: 20px;
  font-family: tahoma;
}



}