nav ul {
  list-style: none;
  padding-left: 0;
  margin-top: 0;
  margin-bottom: 0;
  color: #333;
}



.nav {
  width: 500px;
  margin: 0 auto;
  color: #333; margin-right:0px;
}
.nav a {
  display: block;
  padding: 0 16px;
  line-height: inherit;
  cursor: pointer;
  font-size:14px;
  color: #000;
}
.nav a:visited, .nav a:hover {
  display: block;
  padding: 0 16px;
  line-height: inherit;
  cursor: pointer;
  font-size:14px;
  color:#000
}
.nav_menu {
  line-height: 55px;
  text-transform: uppercase;
}
.nav_menu-item {
  display: inline-block;
  position: relative;
}
.nav_menu-item:hover {
  background-color: #fff;
  color: #333;
}
.nav_menu-item:hover .nav_submenu {
  display: block;
  color: #333;
}
.nav_submenu {
  text-transform: none;
  display: none;
  position: absolute;
  width: 88px;
  background-color: #fff;
  color: #333;
}
.nav_submenu-item:hover {
  background: rgba(0, 0, 0, 0.05);
}