.hamburger-menu{

   
display:none;
}


#menu__toggle {
  opacity: 0;
}

#menu__toggle:checked ~ .menu__btn > span {
  transform: rotate(45deg);
}
#menu__toggle:checked ~ .menu__btn > span::before {
  top: 0;
  transform: rotate(0);
}
#menu__toggle:checked ~ .menu__btn > span::after {
  top: 0;
  transform: rotate(90deg);
}
#menu__toggle:checked ~ .menu__box {
  visibility: visible;
  left: 0;
}

.menu__btn {

  display: flex;
 
  align-items: center;
   position: relative;
  

  width: 26px;
  height: 26px;

  cursor: pointer;
  z-index: 1;
}

.menu__btn > span,
.menu__btn > span::before,
.menu__btn > span::after {
  display: block;
  position: absolute;

  width: 100%;
  height: 2px;

  background-color: #616161;

  transition-duration: .25s;
}
.menu__btn > span::before {
  content: '';
  top: -8px;
}
.menu__btn > span::after {
  content: '';
  top: 8px;
}

.menu__box {
   display: block; 
  position: fixed;
  visibility: hidden;
  top: 10%;
  left: -100%;

  width: 100%;
  height: auto;

  margin: 0% 0 0 0;
  padding: 0px 0;

  list-style: none;

  background-color: #fff;
  box-shadow: 1px 0px 6px rgba(0, 0, 0, .2);

  transition-duration: .25s;
}

.menu__item {
  display: block;
  display:flex;
flex-direction:row;
justify-content:center;
align-items:center;

 padding: 12px 24px;  
 
 
  color: #333;

  font-family: helvetica, 'Roboto', sans-serif;
  font-size: 1.0em;
  font-weight: 100;

  text-decoration: none;

  transition-duration: .25s;
}
.menu__item:hover {
  background-color: #fff;
}

@media all and (max-width:1000px) {
.hamburger-menu{
display: flex;
 flex-direction:row;
justify-content:center;
  align-items: center;

border:0px solid black;
border-radius:0px;
box-sizing:border-box;
}
}