label.menu_morf{
  --btn-menu-morf-size:30px;
  --btn-menu-morf-line:1px;
  --btn-menu-morf-height-closed:20px;
  --btn-menu-morf-color:#000;
  width: var(--btn-menu-morf-size);
  height: var(--btn-menu-morf-size);
  display: inline-block;
  cursor: pointer;
}
label.menu_morf .hamburger {
  position: relative;
  top:50%;
  width: var(--btn-menu-morf-size);
  height: 2px;
  border-bottom:solid var(--btn-menu-morf-line) var(--btn-menu-morf-color);
  display: block;
  -webkit-transform-origin: center;
  transform-origin: center;
  -webkit-transition: .5s ease-in-out;
  transition: .5s ease-in-out;
}

label.menu_morf .hamburger:after, label.menu_morf .hamburger:before {
  -webkit-transition: .5s ease-in-out;
  transition: .5s ease-in-out;
  content: "";
  position: absolute;
  display: block;
  width: 100%;
  height: 100%;
  border-bottom:solid var(--btn-menu-morf-line) var(--btn-menu-morf-color);
}

label.menu_morf .hamburger:before { top: calc( var(--btn-menu-morf-height-closed) * -0.5 ); }

label.menu_morf .hamburger:after { bottom: calc( var(--btn-menu-morf-height-closed) * -0.5 );margin-bottom:calc( -1 * var(--btn-menu-morf-line)); }

label.menu_morf input { display: none; }



label.menu_morf input:checked +  .hamburger {
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
}

label.menu_morf input:checked +  .hamburger:after {
  -webkit-transform: rotate(90deg);
  transform: rotate(90deg);
  bottom: 0;
}

label.menu_morf input:checked +  .hamburger:before {
  -webkit-transform: rotate(90deg);
  transform: rotate(90deg);
  top: 0;
}
.close_btn {
  width: 40px;
  height: 40px;
  background: transparent;
  border: 0;
  position: relative;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
  -o-transition: all 0.5s;
}
.close_btn:hover{
  transform: rotateZ(90deg);
  -webkit-transform: rotateZ(90deg);
  -moz-transform: rotateZ(90deg);
  -ms-transform: rotateZ(90deg);
  -o-transform: rotateZ(90deg);
}
.close_btn::after,.close_btn::before{
  content: "";
  position: absolute;
  width:100%;
  border:solid 1px #fff;
  top:50%;
  left: 0px;
  transform: rotateZ(45deg);
  -webkit-transform: rotateZ(45deg);
  -moz-transform: rotateZ(45deg);
  -ms-transform: rotateZ(45deg);
  -o-transform: rotateZ(45deg);
}
.close_btn::before{
  transform: rotateZ(-45deg);
  -webkit-transform: rotateZ(-45deg);
  -moz-transform: rotateZ(-45deg);
  -ms-transform: rotateZ(-45deg);
  -o-transform: rotateZ(-45deg);
}
.popup_overlay{
	position: fixed;
	width: 100%;
	height: 100%;
	z-index: 100;
	background-color: #000;
	top:0px;
	left:0px;
	visibility: hidden;
	opacity: 0;
	transition: all 0.5s;
	-webkit-transition: all 0.5s;
	-moz-transition: all 0.5s;
	-ms-transition: all 0.5s;
	-o-transition: all 0.5s;
}
.show_div{
	visibility: visible;
	opacity: 1;
}