CSS3/Javascript Pure Dropdown Menu


Ένα πολύ όμορφο menu αναδιπλωμένο με κυλήσει μονο όταν κανεις κλικ στο menu ανοίγουν προς τακάτω η υποκατηγορίες, που έχετε τοποθέτηση.

Μπορείτε να αλλάξετε τους συνδέσμους και τους τίτλους του menu και φυσικά να έχετε ανεβάσει τον κώδικα JavaScript στο χώρο και site σας



HTML:

<div class="container">
  <h1 class="title">Dropdown Menu</h1>
  <ul>
    <li class="dropdown">
      <a href="URL" data-toggle="dropdown">First Menu <i class="icon-arrow"></i></a>
      <ul class="dropdown-menu">
        <li><a href="URL">Home</a></li>
        <li><a href="URL">About Us</a></li>
        <li><a href="URL">Services</a></li>
        <li><a href="URL">Contact</a></li>
      </ul>
    </li>
    <li class="dropdown">
      <a href="URL" data-toggle="dropdown">Second Menu <i class="icon-arrow"></i></a>
      <ul class="dropdown-menu">
        <li><a href="URL">Home</a></li>
        <li><a href="URL">About Us</a></li>
        <li><a href="URL">Services</a></li>
        <li><a href="URL">Contact</a></li>
      </ul>
    </li>
    <li class="dropdown">
      <a href="URL" data-toggle="dropdown">Third Menu <i class="icon-arrow"></i></a>
      <ul class="dropdown-menu">
        <li><a href="URL">Home</a></li>
        <li><a href="URL">About Us</a></li>
        <li><a href="URL">Services</a></li>
        <li><a href="URL">Contact</a></li>
      </ul>
    </li>
  </ul>
</div>

CSS3:

@import "compass/css3";

@import url("https://fonts.googleapis.com/css?family=Lato:300,400,700,900");
@import url(https://fonts.googleapis.com/css?family=Pacifico);

body {
font-family: "Lato", Helvetica, Arial;
font-size: 16px;
}

.text-center {
  text-align: center;
}

*, *:before, *:after {
-webkit-border-sizing: border-box;
-moz-border-sizing: border-box;
border-sizing: border-box;
}
/* FOULSCODE.COM */
.container {
width: 350px;
margin: 50px auto;
  
  &amp; &gt; ul {
    list-style: none;
    padding: 0;
    margin: 0 0 20px 0;
  }
}

// =============================================================================
// foulscode.com
// =============================================================================

$blue: #2980B9;
$gray: #EEE;

@mixin ul-nostyle {
list-style: none;
padding: 0;
margin: 0;
}

@mixin double-shadow($color) {
@include box-shadow(0 1px 0 lighten($color, 10%) inset, 0 -1px 0 darken($color, 10%) inset);
}

@mixin hover-style($color) {
&amp;:hover {
background: lighten($color, 3%);
}
}

@mixin animation($content) {
  animation: $content;
  -moz-animation: $content;
  -webkit-animation: $content;
}

@mixin keyframes($name) {
  @keyframes #{$name} { @content; }
  @-moz-keyframes #{$name} { @content; }
  @-webkit-keyframes #{$name} { @content; }
}

// =============================================================================
// Classes
// =============================================================================

.title {
  font-family: 'Pacifico';
  font-weight: norma;
  font-size: 40px;
  text-align: center;
  line-height: 1.4;
  color: $blue;
}

.dropdown {
a {
text-decoration: none;
}

[data-toggle="dropdown"] {
position: relative;
display: block;
color: white;
background: $blue;
@include double-shadow($blue);
@include hover-style($blue);
@include text-shadow(0 -1px 0 rgba(0,0,0,0.3));
padding: 10px;

}
.icon-arrow {
position: absolute;
display: block;
font-size: 0.7em;
color: #fff;
top: 14px;
right: 10px;

&amp;.open {
@include transform(rotate(-180deg));
@include transition(transform .6s);
}
&amp;.close {
@include transform(rotate(0deg));
@include transition(transform .6s);
}

&amp;:before {
content: '\25BC';
}
}

.dropdown-menu {
max-height: 0;
overflow: hidden;
@include ul-nostyle;

li {
padding: 0;

a {
display: block;
color: darken($gray, 50%);
background: $gray;
@include double-shadow($gray);
@include hover-style($gray);
@include text-shadow(0 -1px 0 rgba(255,255,255,0.3));
padding: 10px 10px;
}
}
}

.show, .hide {
@include transform-origin(50%, 0%);
}

.show {
display: block;
max-height: 9999px;
@include transform(scaleY(1));
@include animation(showAnimation .5s ease-in-out);
@include transition(max-height 1s ease-in-out);
}

.hide {
max-height: 0;
@include transform(scaleY(0));
@include animation(hideAnimation .4s ease-out);
@include transition(max-height .6s ease-out);
}
}

@include keyframes(showAnimation) {
0% {
@include transform(scaleY(0.1));
}
40% {
@include transform(scaleY(1.04));
}
60% {
@include transform(scaleY(0.98));
}
80% {
@include transform(scaleY(1.04));
}
100% {
@include transform(scaleY(0.98));
}
80% {
@include transform(scaleY(1.02));
}
100% {
@include transform(scaleY(1));
}
}

@include keyframes(hideAnimation) {
  0% {
  @include transform(scaleY(1));
  }
  60% {
  @include transform(scaleY(0.98));
  }
  80% {
  @include transform(scaleY(1.02));
  }
  100% {
  @include transform(scaleY(0));
  }
}

JAVASCRIPT:

// Dropdown Menu
var dropdown = document.querySelectorAll('.dropdown');
var dropdownArray = Array.prototype.slice.call(dropdown,0);
dropdownArray.forEach(function(el){
var button = el.querySelector('a[data-toggle="dropdown"]'),
menu = el.querySelector('.dropdown-menu'),
arrow = button.querySelector('i.icon-arrow');

button.onclick = function(event) {
if(!menu.hasClass('show')) {
menu.classList.add('show');
menu.classList.remove('hide');
arrow.classList.add('open');
arrow.classList.remove('close');
event.preventDefault();
}
else {
menu.classList.remove('show');
menu.classList.add('hide');
arrow.classList.remove('open');
arrow.classList.add('close');
event.preventDefault();
}
};
})

Element.prototype.hasClass = function(className) {
    return this.className &amp;&amp; new RegExp("(^|\\s)" + className + "(\\s|$)").test(this.className);
};

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