body {
  color: #222;
  font-family: sans-serif;
  position: relative;
}

h1 {
  font-size: 2em;
  margin: 0;
}

h2 {
  font-size: 1.6em;
  margin: 1.5em 0 0.2em 0;
}

h1, h2 {
  text-align: center;
  color: #777;
}

a {
  text-decoration: none;
}

main {
  margin: 0 auto;
  max-width: 60em;
}

ul, ul li {
  list-style-type: none;
  margin: 0;
  padding: 0;
}

.row {
  display: flex;
  flex-direction: row;
}

.column {
  display: flex;
  flex-direction: column;
}

.row-reverse {
  display: flex;
  flex-direction: row-reverse;
}

.wrap {
  flex-wrap: wrap;
}

.stretch {
  align-self: stretch;
}

.space-around {
  justify-content: space-around;
}

.push-down {
  margin-top: auto;
}

.flex-1 {
  flex: 1 0 auto;
}

.flex-2 {
  flex: 2 0 auto;
}

.flex-3 {
  flex: 3 0 auto;
}

#stack {
  flex: 1 0 auto;
  display: flex;
}

.box {
  position: relative;
  display: flex;
  flex-direction: column;
  text-align: center;
  white-space: nowrap;
  padding: 1em;
  text-align: center;
  border-radius: 3px;
  margin: 0.2em;
  color: white;
  background-color: #5125cc;
  font-weight: bold;
}
.box .legend {
  color: #ddd;
  font-weight: normal;
}

.red {
  background-color: red;
}

.blue {
  background-color: blue;
}

.yellow {
  background-color: yellow;
}

.magenta {
  background-color: magenta;
}

.js {
  background-color: #fff400;
  transition: background-color 0.5s;
  transition: box-shadow 0.3s;
  color: #555;
}
.js:hover, .js:focus {
  background-color: #f0e500;
  box-shadow: -1px 1px 4px 1px rgba(136, 136, 136, 0.3) inset, 1px -1px 4px 1px rgba(136, 136, 136, 0.3) inset;
}
.js .legend {
  color: #777;
}

.svelte {
  background-color: #ff3e00;
  transition: background-color 0.5s;
  transition: box-shadow 0.3s;
  color: white;
}
.svelte:hover, .svelte:focus {
  background-color: #f03a00;
  box-shadow: -1px 1px 4px 1px rgba(136, 136, 136, 0.3) inset, 1px -1px 4px 1px rgba(136, 136, 136, 0.3) inset;
}
.svelte .legend {
  color: white;
}

.database {
  background-color: #920202;
  transition: background-color 0.5s;
  transition: box-shadow 0.3s;
  color: white;
}
.database:hover, .database:focus {
  background-color: #830202;
  box-shadow: -1px 1px 4px 1px rgba(136, 136, 136, 0.3) inset, 1px -1px 4px 1px rgba(136, 136, 136, 0.3) inset;
}
.database .legend {
  color: white;
}

.server {
  background-color: #561231;
  transition: background-color 0.5s;
  transition: box-shadow 0.3s;
  color: white;
}
.server:hover, .server:focus {
  background-color: #490f2a;
  box-shadow: -1px 1px 4px 1px rgba(136, 136, 136, 0.3) inset, 1px -1px 4px 1px rgba(136, 136, 136, 0.3) inset;
}

.environment {
  background-color: #444;
  transition: background-color 0.5s;
  transition: box-shadow 0.3s;
  color: ddd;
}
.environment:hover, .environment:focus {
  background-color: #3c3c3c;
  box-shadow: -1px 1px 4px 1px rgba(136, 136, 136, 0.3) inset, 1px -1px 4px 1px rgba(136, 136, 136, 0.3) inset;
}

.scss {
  background-color: #319cc2;
  transition: background-color 0.5s;
  transition: box-shadow 0.3s;
  color: white;
}
.scss:hover, .scss:focus {
  background-color: #2e92b6;
  box-shadow: -1px 1px 4px 1px rgba(136, 136, 136, 0.3) inset, 1px -1px 4px 1px rgba(136, 136, 136, 0.3) inset;
}

.shell {
  background-color: #89e051;
  transition: background-color 0.5s;
  transition: box-shadow 0.3s;
  color: white;
}
.shell:hover, .shell:focus {
  background-color: #80de44;
  box-shadow: -1px 1px 4px 1px rgba(136, 136, 136, 0.3) inset, 1px -1px 4px 1px rgba(136, 136, 136, 0.3) inset;
}
.shell .legend {
  color: white;
}

.icons {
  background-color: #888;
  transition: background-color 0.5s;
  transition: box-shadow 0.3s;
  color: white;
}
.icons:hover, .icons:focus {
  background-color: gray;
  box-shadow: -1px 1px 4px 1px rgba(136, 136, 136, 0.3) inset, 1px -1px 4px 1px rgba(136, 136, 136, 0.3) inset;
}

.open-knowledge {
  background-color: #339966;
  transition: background-color 0.5s;
  transition: box-shadow 0.3s;
  color: white;
}
.open-knowledge:hover, .open-knowledge:focus {
  background-color: #2f8e5e;
  box-shadow: -1px 1px 4px 1px rgba(136, 136, 136, 0.3) inset, 1px -1px 4px 1px rgba(136, 136, 136, 0.3) inset;
}

#browser {
  margin-top: 0.4em;
}

#self-hosted .box, #externals .box, #tools .box {
  min-width: 18em;
  flex: 1 0 0;
}
#self-hosted .placeholder, #externals .placeholder, #tools .placeholder {
  background-color: white;
}

#languages {
  margin: auto;
}
#languages .row {
  justify-content: space-around;
}
#languages .row .box {
  width: 7em;
  height: 4em;
  padding: 0 0.5em;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
}

#source {
  text-align: center;
  text-decoration: underline;
  color: #777;
  margin-top: 2em;
  margin-bottom: 1em;
}

#you-are-here {
  display: none;
  border: 3px solid red;
  border-radius: 3px;
  position: absolute;
  top: 196px;
  right: 100px;
  bottom: 976px;
  left: 100px;
}
#you-are-here span {
  position: absolute;
  top: -0.9em;
  left: 1em;
  color: red;
  background-color: white;
  padding: 0 0.5em 0 0.5em;
}