SAE_web/styles/header.css

@font-face {
  font-family: "RobotoFlex";
  src: url(../assets/fonts/RobotoFlex.ttf);
  font-display: swap;
}

.menu-container {
  opacity: 0.97;
  position: relative;
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  background: #232323;
  color: #cdcdcd;
  padding: 20px;
  z-index: 1;
  -webkit-user-select: none;
  user-select: none;
  box-sizing: border-box;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.5);
  font-family: "RobotoFlex";
}

.menu-logo {
  line-height: 0;
  margin: 0 20px;
}

.menu-logo img {
  max-height: 50px;
  max-width: 100px;
  flex-shrink: 0;
}

.menu-container a {
  text-decoration: none;
  color: #232323;
  transition: color 0.3s ease;
}

.menu-container a:hover {
  color: #00c6a7;
  transition: all 0.5s ease;
  text-decoration: none;
}

.menu-container input {
  display: block;
  width: 35px;
  height: 25px;
  margin: 0;
  position: absolute;
  cursor: pointer;
  opacity: 0; /* hide this */
  z-index: 2; /* and place it over the hamburger */
  -webkit-touch-callout: none;
}

/* Burger menu */
.menu-container span {
  display: block;
  width: 33px;
  height: 4px;
  margin-bottom: 5px;
  position: relative;
  background: #cdcdcd;
  border-radius: 3px;
  z-index: 1;
  transform-origin: 4px 0px;
  transition: transform 0.5s cubic-bezier(0.77, 0.2, 0.05, 1),
    background 0.5s cubic-bezier(0.77, 0.2, 0.05, 1), opacity 0.55s ease;
}

.menu-container span:first-child {
  transform-origin: 0% 0%;
}

.menu-container span:nth-child(3) {
  transform-origin: 0% 100%;
}

.menu-container input:checked ~ span {
  opacity: 1;
  transform: rotate(45deg) translate(3px, -1px);
  background: #232323;
}

.menu-container input:checked ~ span:nth-child(4) {
  opacity: 0;
  transform: rotate(0deg) scale(0.2, 0.2);
}

.menu-container input:checked ~ span:nth-child(3) {
  transform: rotate(-45deg) translate(-5px, 11px);
}

.menu ul {
  list-style: none;
}

.menu li {
  margin-top: 1rem;
  font-size: 21px;
}

/* mobile styles */
@media only screen and (max-width: 767px) {
  .menu-container {
    flex-direction: column;
    align-items: flex-end;
    font-family: "RobotoFlex";
  }

  .menu-logo {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
  }

  .menu-logo img {
    max-height: 30px;
  }

  .menu {
    position: absolute;
    box-sizing: border-box;
    width: 300px;
    right: -300px;
    top: 0;
    margin: -20px;
    padding: 75px 50px 50px;
    background: #cdcdcd;
    -webkit-font-smoothing: antialiased;
    /* to stop flickering of text in safari */
    transform-origin: 0% 0%;
    transform: translateX(0%);
    transition: transform 0.5s cubic-bezier(0.77, 0.2, 0.05, 1);
  }

  .menu-container input:checked ~ .menu {
    transform: translateX(-100%);
  }
}

/* desktop styles */
@media only screen and (min-width: 768px) {
  .menu-container {
    width: 100%;
  }

  .menu-container a {
    color: #cdcdcd;
  }

  .menu-container input {
    display: none;
  }

  /* Burger menu */
  .menu-container span {
    display: none;
  }

  .menu {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: space-between;
  }

  .menu ul {
    display: flex;
    padding: 0;
  }

  .menu li {
    padding: 0 20px;
  }
}