Menu multi cấp 3 css tay

Chia sẻ

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1. HTML

<nav role='navigation' class="menu">
  <label for="menu">Menu <i class="fa fa-bars"></i></label>
  <input type="checkbox" id="menu">
  <ul>
    <li><a href="#">Home</a></li>
    <li class="menu-hasdropdown">
      <a href="#">About 
        <label title="toggle menu" for="about">
          <i class="fa fa-caret-down"></i>
        </label>
      </a>
      <input type="checkbox" id="about">
      <ul class="menu-dropdown">
        <li><a href="">History</a></li>
        <li><a href="">Mission</a></li>
        <li class="menu-hasdropdown menu-hasflyout">
          <a href="">Services
            <label title="toggle menu" for="services">
              <i class="fa fa-caret-down menu-downicon"></i>
              <i class="fa fa-caret-right menu-righticon"></i>
            </label>        
          </a>
          <input type="checkbox" id="services">
          <ul class="menu-dropdown">
            <li><a href="">Service 1</a></li>
            <li><a href="">Service 2</a></li>
            <li><a href="">Service 3</a></li>
          </ul>
        </li>
      </ul>
    </li>
    <li><a href="#">Clients</a></li>
    <li><a href="#">Contact Us</a></li>
  </ul>
</nav>

2. CSS

/* vars */
/* hide show mixin */
/* global  styles */
.menu {
  background: #035e8d;
}

.menu ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.menu,
.menu a {
  color: #e2e2e2;
  text-decoration: none;
}

.menu a {
  display: block;
  white-space: nowrap;
}

.menu-dropdown,
.menu input[type="checkbox"] {
  display: none;
}

.menu label:hover {
  cursor: pointer;
}

/* narrow styles */
@media screen and (max-width: 1024px) {
  .menu > ul,
  .menu-righticon {
    display: none;
  }

  input[type="checkbox"]:checked + ul {
    display: block;
    -webkit-animation: grow 0.5s ease-in-out;
            animation: grow 0.5s ease-in-out;
  }
}
/* large styles */
@media screen and (min-width: 1025px) {
  .menu > label,
  input[type="checkbox"] {
    display: none;
  }

  .menu a {
    padding: 15px 20px;
  }

  .menu > ul > li {
    display: inline-block;
  }

  .menu-hasdropdown {
    position: relative;
  }
  .menu-hasdropdown:hover > ul {
    display: block;
    -webkit-animation: grow 0.5s ease-in-out;
            animation: grow 0.5s ease-in-out;
  }

  .menu-hasdropdown > ul {
    position: absolute;
    top: 100%;
    left: 0;
    background: #035e8d;
  }

  .menu-hasflyout > ul {
    left: 100%;
    top: 0;
  }

  .menu-hasflyout .menu-downicon {
    display: none;
  }
}
/* look and feel only, not needed for core menu*/
@-webkit-keyframes grow {
  0% {
    display: none;
    opacity: 0;
  }
  50% {
    display: block;
    opacity: 0.5;
  }
  100% {
    opacity: 1;
  }
}
@keyframes grow {
  0% {
    display: none;
    opacity: 0;
  }
  50% {
    display: block;
    opacity: 0.5;
  }
  100% {
    opacity: 1;
  }
}
html {
  font-size: 100%;
}

body {
  font-family: "Roboto" sans-serif;
  line-height: 1.5;
}

.menu-dropdown a {
  padding: 15px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* narrow  */
@media screen and (max-width: 1024px) {
  .menu > label {
    background: black;
    display: block;
    padding: 15px 20px;
    text-align: right;
  }

  .menu a {
    padding: 15px 20px;
  }

  .menu > ul i {
    float: right;
    padding: 5px 10px;
    background: #012c42;
  }

  .menu-dropdown a {
    background: #024d74;
  }

  .menu-hasflyout > ul a {
    background: #023d5b;
  }
}
@media screen and (min-width: 1025px) {
  .menu {
    max-width: 1024px;
    margin: 0 auto;
  }
}

3. JAVASCRIPT

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