/* !Burger (Author: mail@jandousek.cz) */

.burger {
  width: 26px;
  height: 26px;
  position: relative;
  display: inline-block;
  font-size: 0;
}

/*
  lines
  ***
 */

.burger__lines, 
.burger__lines:before, 
.burger__lines:after {
  height: 1px;
  position: absolute;
  background-color: #333;
  transition: 150ms ease-in-out;
}
.burger__lines {
  left: 0;
  top: 50%;
  right: 0;
  margin-top: -1px;
}
.burger__lines:before, 
.burger__lines:after {
  content: '';
  right: 0;
  left: 0;
}
.burger__lines:before {
  top: -7px;
}
.burger__lines:after {
  bottom: -7px;  
}

/* - active */

.burger.--active .burger__lines {
  background-color: transparent;
}
.burger.--active .burger__lines:before {
  top: 0;
  transform: rotate(45deg);
}
.burger.--active .burger__lines:after {
  bottom: 0;
  transform: rotate(-45deg);
}