body {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100vh;
  font-size: 20px;
  font-family: 'Fira Sans', sans-serif;
  font-weight: 400;
  margin: 0;
}

/* ------------- */
/* Responsive UI */
/* ------------- */
@media screen and (max-width: 799px) {
  .is-mobile {
      display: block;
  }

  .is-desktop {
      display: none !important;
  }
}

@media screen and (min-width: 800px) {
  .is-mobile {
      display: none !important;
  }

  .is-desktop {
      display: block;
  }
}

/* ------ */
/* Header */
/* ------ */
header {
  width: 100%;
  height: 3em;
  display: flex;
  align-items: center;
  font-size: .9em;
  box-shadow: 1px 3px 3px 0 #bbb;
}

header .name {
  font-family: 'Poppins', sans-serif;
  margin-left: .333em;
}

header .item {
  margin: 0 1em;
}

header a {
  color: initial;
  opacity: .8;
  text-decoration: none;
}

header a:hover {
  opacity: .5;
}

header a.logo {
  opacity: .9;
}

header a.logo:hover {
  opacity: .75;
}

header .left,
header .right {
  display: flex;
  align-items: center;
  width: 50%;
}

header .right {
  justify-content: right;
}

header .logo {
  display: flex;
  align-items: center;
}

header .logo img {
  width: 2.5em;
  height: 2.5em;
  margin: auto .5em;
}

header .menu-icon {
  background: none;
  border: none;
  cursor: pointer;
}

header .menu-icon img {
  height: 2.5em;
  padding-top: .25em;
}

/* ---- */
/* Main */
/* ---- */
main {
  height: calc(100% - 3em);
  overflow: auto;
  position: relative;
  line-height: 1.5em;
  color: rgb(75, 75, 75);
  text-rendering: optimizelegibility;
  margin-top: .2em;
}

main a {
  color: initial;
  opacity: .5;
  text-decoration: none;
  border-bottom: 1px dotted #444;
}

main a:hover {
  opacity: .25;
}

main section {
  width: 100%;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

main section:nth-child(even) {
  background: #ecffec;
}

main section .title {
  font-size: 1.5em;
  font-weight: bold;
  padding: 1em 0;
}

@media screen and (max-width: 799px) {
  main section .left,
  main section .right {
    width: calc(100% - 2em);
    padding: .5em 1em;
  }

  main section:nth-child(even) {
    flex-direction: column-reverse;
  }
}

@media screen and (min-width: 800px) {
  main section .left,
  main section .right {
    width: calc(50% - 2em);
    padding: 1em;
  }
}

main section img {
  width: 100%;
}

/* ********** */
/* Code block */
/* ********** */
.code {
  width: 90%;
  background: #123;
  color: #eee;
  font-size: .9em;
  font-family: 'Fira Code', monospace;
  padding: 1em;
  border-radius: .5em;
  white-space: pre;
}

.code .string {
  color: #e47;
}

.code .comment {
  color: #999;
}

.code .keyword {
  color: #3a5;
}
/* *********** */
/* Mobile menu */
/* *********** */
@media screen and (min-width: 799px) {
  #mobile-menu {
    display: none !important;
  }
}

#mobile-menu {
  display: none;
}

#mobile-menu.visible {
  width: 10em;
  height: calc(100% - .1em);
  position: fixed;
  top: 2.75em;
  right: 0;
  display: flex;
  flex-direction: column;
  background: white;
  box-shadow: 0 3px 3px 3px #bbb;
}

#mobile-menu .item {
  height: 2.5em;
  display: flex;
  font-family: 'Poppins', sans-serif;
  font-weight: 300;
  box-shadow: 2px 2px 1px -1px #bbb;
}

#mobile-menu .item:hover {
  background: #d8ffe8;
}

#mobile-menu .item a {
  width: calc(100% - 1em);
  height: calc(100% - 1em);
  padding: .5em;
  color: initial;
  text-decoration: none;
}

#mobile-menu .item a:hover {
  opacity: .6;
}