::selection {
  color: #eee;
  background: darkred;
}
body ::-webkit-scrollbar {
  height: 16px;
  overflow: visible;
  width: 16px;
}
body ::-webkit-scrollbar-thumb {
  background-color: rgba(0, 0, 0, .1);
  background-clip: padding-box;
  border: solid transparent;
  min-height: 28px;
  padding: 100px 0 0;
  box-shadow: inset 1px 1px 0 rgba(0,0,0,.1),inset 0 -1px 0 rgba(0,0,0,.07);
  border-width: 1px 1px 1px 6px;
}
body ::-webkit-scrollbar-thumb:hover {
  background-color: rgba(0, 0, 0, 0.5);
}
body ::-webkit-scrollbar-button {
  height: 0;
  width: 0;
}
::-webkit-scrollbar-track {
  background-clip: padding-box;
  border: solid transparent;
  border-width: 0 0 0 4px;
}
body ::-webkit-scrollbar-corner {
  background: transparent;
}
html, body {
  height: 100%;
  overflow: hidden;
  margin: 0;
  padding: 0;
}
body {
  color: #222;
  font-family: 'Open Sans', arial, sans-serif;
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  padding: 2em;
  background: -webkit-gradient(radial, center center, 500, center center, 1400, from(rgba(0,0,0,0)), to(rgba(0,0,0,0.6))) #fff;
  background: -moz-radial-gradient(farthest-side, rgba(0,0,0,0) 90%, rgba(0,0,0,0.2) 150%) #fff;
  background: -webkit-radial-gradient(farthest-side, rgba(0,0,0,0) 90%, rgba(0,0,0,0.2) 150%) #fff;
  background: -ms-radial-gradient(farthest-side, rgba(0,0,0,0) 90%, rgba(0,0,0,0.2) 150%) #fff;
  background: -o-radial-gradient(farthest-side, rgba(0,0,0,0) 90%, rgba(0,0,0,0.2) 150%) #fff;
  background: radial-gradient(farthest-side, rgba(0,0,0,0) 90%, rgba(0,0,0,0.2) 150%) #fff;
  box-sizing: border-box;
}
a {
  color: navy;
}
details {
  position: absolute;
  top: 0;
  left: 1em;
  margin: 1em 0;
  padding: 10px;
  background: #fff;
  border: 1px solid rgba(0,0,0,0.3);
  border-radius: 5px;
  max-width: 600px;
  font-size: 10pt;
  z-index: 100;
  background: #F7F7F7;
}
details > div {
  margin: 10px 0;
}
details > summary {
  cursor: pointer;
  white-space: nowrap;
}
button {
  display: inline-block;
  background: -webkit-gradient(linear, 0% 40%, 0% 70%, from(#F9F9F9), to(#E3E3E3));
  background: -webkit-linear-gradient(#F9F9F9 40%, #E3E3E3 70%);
  background: -moz-linear-gradient(#F9F9F9 40%, #E3E3E3 70%);
  background: -ms-linear-gradient(#F9F9F9 40%, #E3E3E3 70%);
  background: -o-linear-gradient(#F9F9F9 40%, #E3E3E3 70%);
  background: linear-gradient(#F9F9F9 40%, #E3E3E3 70%);
  border: 1px solid #999;
  -webkit-border-radius: 3px;
  border-radius: 3px;
  padding: 5px 8px;
  outline: none;
  white-space: nowrap;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
  cursor: pointer;
  text-shadow: 1px 1px #fff;
  font-weight: 700;
  font-size: 10pt;
}
button:not(:disabled):hover,
button:not(:disabled).active {
  border-color: black;
}
button:not(:disabled):active,
button:not(:disabled).active {
  background: -webkit-gradient(linear, 0% 40%, 0% 70%, from(#E3E3E3), to(#F9F9F9));
  background: -webkit-linear-gradient(#E3E3E3 40%, #F9F9F9 70%);
  background: -moz-linear-gradient(#E3E3E3 40%, #F9F9F9 70%);
  background: -ms-linear-gradient(#E3E3E3 40%, #F9F9F9 70%);
  background: -o-linear-gradient(#E3E3E3 40%, #F9F9F9 70%);
  background: linear-gradient(#E3E3E3 40%, #F9F9F9 70%);
}
input[type="range"]{
  -webkit-appearance: none !important;
  background-color: #555;
  box-shadow: 0 -1px 1px rgba(255,255,255,0.5) inset;
  border-radius: 10px;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none !important;
  width: 20px;
  height: 8px;
  box-shadow: 1px 1px 5px rgba(0,0,0,1);
  cursor: pointer;
  border-top: 1px solid #fff;
  background: #ccc -webkit-linear-gradient(top, rgb(240, 240, 240), rgb(210, 210, 210));
}
h2 {
  margin: 0;
  font-weight: 300;
}