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ulrich

2018-01-26 98c715874527ef6c96b346da180e7fb323c20148

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/*!
 * entnommen aus
 *
 * Hamburgers
 * @description Tasty CSS-animated hamburgers
 * @author Jonathan Suh @jonsuh
 * @site https://jonsuh.com/hamburgers
 * @link https://github.com/jonsuh/hamburgers
 */
 
.hamburger {
  display: inline-block;
  cursor: pointer;
  transition-property: opacity, filter;
  transition-duration: 0.15s;
  transition-timing-function: linear;
  font: inherit;
  color: inherit;
  text-transform: none;
  background-color: transparent;
  border: 0;
  margin: 0;
  overflow: visible;
}
 
.hamburger:hover {
  opacity: 0.7;
}
 
.hamburger-box {
  width: 40px;
  height: 24px;
  display: inline-block;
  position: relative;
}
 
.hamburger-inner {
  display: block;
  top: 50%;
  margin: 0;
}
 
.hamburger-inner, .hamburger-inner::before, .hamburger-inner::after {
  width: 30px;
  height: 4px;
  background-color: #000;
  border-radius: 4px;
  position: absolute;
  transition-property: transform;
  transition-duration: 0.15s;
  transition-timing-function: ease;
}
 
.hamburger-inner::before, .hamburger-inner::after {
  content: "";
  display: block;
}
 
.hamburger-inner::before {
  top: -10px;
}
 
.hamburger-inner::after {
  bottom: -10px;
}
 
/*
 * Elastic
 */
.hamburger--elastic .hamburger-inner {
  top: 2px;
  transition-duration: 0.275s;
  transition-timing-function: cubic-bezier(0.68, -0.55, 0.265, 1.55);
}
 
.hamburger--elastic .hamburger-inner::before {
  top: 10px;
  transition: opacity 0.125s 0.275s ease;
}
 
.hamburger--elastic .hamburger-inner::after {
  top: 20px;
  transition: transform 0.275s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}
 
.hamburger--elastic.is-active .hamburger-inner {
  transform: translate3d(0, 10px, 0) rotate(135deg);
  transition-delay: 0.075s;
}
 
.hamburger--elastic.is-active .hamburger-inner::before {
  transition-delay: 0s;
  opacity: 0;
}
 
.hamburger--elastic.is-active .hamburger-inner::after {
  transform: translate3d(0, -20px, 0) rotate(-270deg);
  transition-delay: 0.075s;
}