index.css

html, body {
  font-family: Arial,Helvetica,sans-serif;
  font-size: 16px;
  margin: 0;
  padding: 0;
  color: #369;
}

h2 {
  clear: both;
  margin: 1.5em 0 .5em;
}
code {
  background-color: #eee;
  padding: 0 .3em;
  font-weight: bold;
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

#header > *,
#footer > *,
#content,
#search > div,
#icon > div,
[data-page] {
  position: relative;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  display: block;
  padding: 0 16px;
}

#buttons {
  margin: 0;
  background-color: #eee;
  text-align: center;
  padding: .5em;
}
.icons #buttons {
  position: absolute;
  top: 0;
  z-index: -1;
  opacity: 0;
  pointer-events: none;
}

#header ul {
  margin-bottom: 0;
  padding: 0;
  list-style: none;
}
#header li {
  display: inline-block;
  cursor: pointer;
  padding: .5em;
  margin: 0 0 0 .2em;
  border-radius: .25em .25em 0 0;
}
#header li:hover {
  background-color: rgba(0,0,128,.2);
}
#header li.selected {
  background-color: rgba(0,0,128,.4);
}

body.icons {
  margin-top: 24em;
}
.icons #header,
.icons #icon,
.icons #search {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1;
}
.icons #header p {
  display: none;
}
.icons #header h1 {
  margin: .5em auto .3em;
}
.icons #icon {
  top: 6em;
}
.icons #search {
  top: 19.5em;
}


pre {
  padding: .5em 1em;
  margin: 0 0 .5em;
  width: calc(100% - 4em);
  float: right;
  box-sizing: border-box;
  overflow: auto;
}

#header,
#footer {
  background: #369;
  color: #fff;
  margin: 0;
  overflow: hidden;
}
#header a,
#footer a {
  color: #fff;
  text-decoration: none;
}
#footer img {
  width: 3em;
  vertical-align: middle;
  background-color: #fff;
  border-radius: 50%;
  overflow: hidden;
}

.stretch {
  display: inline-block;
  transform: scaleY(2);
}

#header p {
  transform: scaleY(1.3);
}
h1 {
  transform: scaleY(1.5);
}

#footer {
  margin-top: 1em;
  clear: both;
}
#footer a {
  color: #fff;
  border: 2px solid #fff;
  padding: 1em;
  margin: 1em 0;
  float: right;
  border-radius: 3px;
  background: #2a8;
}

[data-page="fg"] h2 {
  margin: 1em 0 0;
}
[data-page="fg"] img {
  float: left;
  width: 6em;
  margin-right: 1em;
}
[data-page="fg"] .fg-5x {
  float: left;
  margin-right: .2em;
}

[data-page="icons"] {
  max-width: 100%;
}
#icon {
  background-color: #ccc;
  margin: 0 -1em;
}
#icon .color {
  position: absolute;
  right: 0;
  top: 4em;
  border-radius: .5em;
  border: .3em solid #fff;
  width: 3.5em;
  height: 3.5em;
  text-align: center;
  margin: 1em;
}

#icon select {
  font-size: 1em;
  position: absolute;
  right: 0;
  top: 0;
  border-radius: 2em;
  background-color: #369;
  color: #fff;
  padding: .5em .5em .5em 0;
  font-weight: bold;
  outline: none;
  width: 5em;
  margin-top: .3em;
  border: .3em solid #fff;
  box-sizing: border-box;
}
#icon option {
  background-color: #fff;
  color: #369;
}
#search {
  background-color: #eee;
  margin: 0 -1em;
}
#icon .theme,
#icon .tags span {
  cursor: pointer;
}
#icon .tags:before {
  content: '\eac3';
  font-family: font-gis;
  font-size: 1.5em;
  margin-right: .25em;
  vertical-align: middle;
}
#icon .tags span:before {
  content: ', ';
}
#icon .tags span:first-child:before {
  content: none;
}
#icon > div {
  padding: 0 2em;
  box-sizing: border-box;
  overflow: hidden;
  white-space: nowrap;
}
#icon h2 {
  margin: .5em;
  display: inline-block;
}
#icon p {
  margin: .25em 0 .5em 0;
  display: inline-block;
}
#icon > div i {
  margin-right: 10px;
  line-height: 1em;
}
#icon > div i:nth-child(1) {
  font-size: 10em;
}
#icon > div i:nth-child(2) {
  font-size: 7.5em;
}
#icon > div i:nth-child(3) {
  font-size: 5em;
}
#icon > div i:nth-child(4) {
  font-size: 2.5em;
}
#icon > div i:nth-child(5) {
  font-size: 20px;
}

#search > div {
  padding: .5em 1em;
  font-size: 1.5em;
  white-space: nowrap;
}
#search > div > i {
  font-size: 1.2em;
  position: absolute;
  color: #aaa;
  top: .5em;
  left: 1em;
}

#search input {
  outline: none;
  font-size: 1em;
  border: 3px solid #ccc;
  border-radius: 0.3em;
  color: #666;
  padding: 0.1em 0.5em 0.1em 2em;
  margin-right: .5em;
  max-width: 100%;
  box-sizing: border-box;
}
#search input:focus {
  border-color: orange;
}
::placeholder {
  color: #ccc;
}

.news,
.new:after {
  position: absolute;
  content: "NEW!";
  background: yellow;
  color: red;
  right: -0.2em;
  top: 0;
  padding: 0m;
  font-family: sans-serif;
  font-size: 1em;
  font-weight: bold;
  transform: rotate(10deg) scaleX(.5);
  border-radius: 50%;
  height: 2.4em;
  width: 4.9em;
  line-height: 2.5em;
  text-align: center;
  box-shadow: 0.1em 0.2em 0.5em 0.1em rgba(0,0,0,.5);
  white-space: nowrap;
  text-align: center;
  vertical-align: middle;
  cursor: pointer;
}

#content {
  padding: 0;
}
#content h2 {
  text-transform: capitalize;
  margin: .5em 0 .2em;
  border-bottom: .1em solid currentColor;
}
#content p.new:after {
  content: "new";
  position: absolute;
  font-family: sans-serif;
  line-height: 1.1em;
  width: 2.4em;
  height: 1.2em;
  right: -.3em;
  top: -.3em;
}
#content p {
  position: relative;
  display: inline-block;
  width: 5em;
  text-align: center;
  cursor: pointer;
  margin: 0;
  vertical-align: top;
  max-width: 20%;
  min-width: 4em;
}
#content p span {
  width: 100%;
  overflow: hidden;
  display: block;
}
#content p i:hover {
  background-color: #369;
  color: #fff;
}
#content p i {
  font-size: 3em;
  display: block;
  margin: auto;
  width: 1.2em;
  padding: .1em;
}

@media (max-width: 400px), (max-height: 500px) {
  body {
    font-size: 14px;
  }
  body.icons {
    margin-top: 21em;
  }
  #icon h2,
  #icon p {
    letter-spacing: -.04em;
  }
  #icon > div {
    font-size: .8em;
  }
  .icons #search {
    top: 16.5em;
  }
}

/* github corner */
a.icss-github-corner,
a.icss-github-corner-left {
    font-size: 2em;
    position: fixed;
    top:0;
    right: 0;
    z-index: 1000;
    color: #fff;
    background-color: #333;
    padding: .5em 2em 0;
    text-align: center;
    -webkit-transform: rotate(45deg);
        -ms-transform: rotate(45deg);
            transform: rotate(45deg);
    -webkit-transform-origin: 3.9em 3em;
        -ms-transform-origin: 3.9em 3em;
            transform-origin: 3.9em 3em;
    overflow: hidden;
}
a.icss-github-corner-left {
    left: 0;
    right: auto;
    -webkit-transform: rotate(-45deg);
        -ms-transform: rotate(-45deg);
            transform: rotate(-45deg);
    -webkit-transform-origin: 1em 3.1em;
        -ms-transform-origin: 1em 3.1em;
            transform-origin: 1em 3.1em;
}
a.icss-github-corner:hover i,
a.icss-github-corner-left:hover i{
    -webkit-animation: vertical 2s ease;
            animation: vertical 2s ease;
}

a.icss-github-corner i,
a.icss-github-corner-left i,
i.icss-github-corner {
    position: relative;
    display:inline-block;
    font-style: normal;
    background-color:currentColor;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    vertical-align: middle;
    width: .8em;
    height: .6em;
    -webkit-border-radius: 45% 45% 45% 45% / 50%;
            border-radius: 45% 45% 45% 45% / 50%;
    background-color: currentColor;
    -webkit-box-shadow: 0 .35em 0 -.2em, 
        0 .38em 0 -.2em,
        0 .41em 0 -.2em,
        0 .44em 0 -.2em,
        0 .47em 0 -.2em;
            box-shadow: 0 .35em 0 -.2em, 
        0 .38em 0 -.2em,
        0 .41em 0 -.2em,
        0 .44em 0 -.2em,
        0 .47em 0 -.2em;
    margin: .12em .1em .23em;
}
a.icss-github-corner i:before,
a.icss-github-corner-left i:before,
i.icss-github-corner:before {
    content: "";
    border-width: 0; 
    position: absolute;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    border-width: .15em .15em;
    border-style: solid;
    -webkit-border-radius: 0.02em 60% 100% 80%;
            border-radius: 0.02em 60% 100% 80%;
    left: 0;
    top: -.07em;
    -webkit-transform: rotate(20deg);
        -ms-transform: rotate(20deg);
            transform: rotate(20deg);
}
a.icss-github-corner i:after,
a.icss-github-corner-left i:after,
i.icss-github-corner:after {
    content: "";
    border-width: 0; 
    position: absolute;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
    border-width: .15em .15em;
    border-style: solid;
    -webkit-border-radius: 0.02em 80% 100% 60%;
            border-radius: 0.02em 80% 100% 60%;
    left: .5em;
    top: -.07em;
    -webkit-transform: rotate(65deg);
        -ms-transform: rotate(65deg);
            transform: rotate(65deg);
}
@-webkit-keyframes vertical {
	0%{-webkit-transform:translate(0,-3px);transform:translate(0,-3px)}
	4%{-webkit-transform:translate(0,3px);transform:translate(0,3px)}
	8%{-webkit-transform:translate(0,-3px);transform:translate(0,-3px)}
	12%{-webkit-transform:translate(0,3px);transform:translate(0,3px)}
	16%{-webkit-transform:translate(0,-3px);transform:translate(0,-3px)}
	20%{-webkit-transform:translate(0,3px);transform:translate(0,3px)}
	22%,100%{-webkit-transform:translate(0,0);transform:translate(0,0)}
}
@keyframes vertical {
	0%{-webkit-transform:translate(0,-3px);transform:translate(0,-3px)}
	4%{-webkit-transform:translate(0,3px);transform:translate(0,3px)}
	8%{-webkit-transform:translate(0,-3px);transform:translate(0,-3px)}
	12%{-webkit-transform:translate(0,3px);transform:translate(0,3px)}
	16%{-webkit-transform:translate(0,-3px);transform:translate(0,-3px)}
	20%{-webkit-transform:translate(0,3px);transform:translate(0,3px)}
	22%,100%{-webkit-transform:translate(0,0);transform:translate(0,0)}
}
/**/