:root {
  --navbar-mobile-bg: #323232;
  --navbar-li-hover: #282828;
  --navbar-hamburger: #FAFAFA;
}

.navbar .logo img {
  max-width: 60vw;
}

/* original */
.navbar {
  /* background-color: #fff; */
  /* box-shadow: 1px 1px 4px 0 rgba(0, 0, 0, .1); */
  /* position: fixed; */
  width: 100%;
  z-index: 3;
}

.navbar ul {
  margin: 0;
  padding: 0;
  list-style: none;
  overflow: hidden;
  /* background-color: #fff; */
}

.navbar li a {
  display: block;
  padding: 20px 20px;
  /* border-right: 1px solid #f4f4f4; */
  text-decoration: none;
  font-size: 1.2em;
  font-weight: 700;
}

.navbar li a:hover,
.navbar .menu-btn:hover {
  background-color: var(--navbar-li-hover);
}

.navbar .logo {
  display: block;
  float: left;
  font-size: 2em;
  padding: 10px 20px;
  text-decoration: none;
}


/* menu */

.navbar .menu {
  clear: both;
  max-height: 0;
  transition: max-height .2s ease-out;
}

/* menu icon */
.navbar .menu-icon {
  cursor: pointer;
  display: inline-block;
  float: right;
  padding: 28px 20px;
  position: relative;
  user-select: none;
  margin: 10px 10px 0 0;
}

.navbar .menu-icon .navicon {
  background: var(--navbar-hamburger);
  display: block;
  height: 2px;
  position: relative;
  transition: background .2s ease-out;
  width: 18px;
}

.navbar .menu-icon .navicon:before,
.navbar .menu-icon .navicon:after {
  background: var(--navbar-hamburger);
  content: '';
  display: block;
  height: 100%;
  position: absolute;
  transition: all .2s ease-out;
  width: 100%;
}

.navbar .menu-icon .navicon:before {
  top: 5px;
}

.navbar .menu-icon .navicon:after {
  top: -5px;
}

/* menu btn */
.navbar .menu-btn {
  display: none;
}

.navbar .menu-btn:checked~.menu {
  max-height: 240px;
}

.navbar .menu-btn:checked~.menu-icon .navicon {
  background: transparent;
}

.navbar .menu-btn:checked~.menu-icon .navicon:before {
  transform: rotate(-45deg);
}

.navbar .menu-btn:checked~.menu-icon .navicon:after {
  transform: rotate(45deg);
}

.navbar .menu-btn:checked~.menu-icon:not(.steps) .navicon:before,
.navbar .menu-btn:checked~.menu-icon:not(.steps) .navicon:after {
  top: 0;
}

/* 48em = 768px */
@media (min-width: 48em) {
  .navbar ul {
    margin: 20px 20px 0 0;
  }

  .navbar li {
    float: left;
  }

  .navbar li a {
    padding: 20px 30px;
  }

  .navbar .menu {
    clear: none;
    float: right;
    max-height: none;
  }

  .navbar .menu-icon {
    display: none;
  }
}

/* added */
@media (max-width: 48em) {
  .navbar ul {
    background-color: var(--navbar-mobile-bg);
  }
}