#menuBurger {
  position: relative;
  width: 33.33334%;
  height: 200px;
  padding-top: 80px;
  text-align: center;
  box-sizing: border-box;
  counter-increment: item;
}
#menuBurger:after {
  position: absolute;
  top: 1.5em;
  left: 1.5em;
  width: 30px;
  height: 30px;
  border: 1px solid var(--text-on-blue-color);
  content: counter(item);
  color: var(--text-on-blue-color);
  font-size: 15px;
  text-align: center;
  line-height: 30px;
}
@media only screen and (max-width: 768px) {
  #menuBurger {
    width: auto;
  }
}

.menu-trigger { transform: scale(0.75); }

.menu-trigger,
.menu-trigger span {
  display: inline-block;
  transition: all .4s;
  box-sizing: border-box;
}
.menu-trigger {
    margin-top: 20px;
    margin-left: 15px;
    position: relative;
    width: 45px;
    height: 33px;
    background: none;
    border: none;
    appearance: none;
    cursor: pointer;
}
.menu-trigger span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--text-on-blue-color);
  border-radius: 3px;
}
.menu-trigger span:nth-of-type(1) {
  top: 0;
}
.menu-trigger span:nth-of-type(2) {
  top: 15px;
}
.menu-trigger span:nth-of-type(3) {
  bottom: 0;
}

#menu03.active {
  transform: rotate(360deg);
}
#menu03.active span:nth-of-type(1) {
  transform: translateY(15px) rotate(-45deg);
}
#menu03.active span:nth-of-type(2) {
  transform: translateY(0) rotate(45deg);
}
#menu03.active span:nth-of-type(3) {
  opacity: 0;
}

/***********************************/

#big-menu-container {
    z-index: 4;
    background-color: var(--dark-blue);
    /*height: calc(100vh - var(--header-height));*/
    width: 100%;
    position: fixed;
    top: -300vh;
    left: 0;
    padding: 20px 15px;
    transition: .3s ease-out;
}

#big-menu-container h1 { font-size: 22px; margin-bottom: 35px; }
#big-menu-container h3 { font-size: 16px; }