@import url(http://fonts.googleapis.com/css?family=Roboto:400,100,300,500);
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font: inherit;
  font-size: 100%;
  vertical-align: baseline;
}

html {
  line-height: 1;
}

ol, ul {
  list-style: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

caption, th, td {
  text-align: left;
  font-weight: normal;
  vertical-align: middle;
}

q, blockquote {
  quotes: none;
}
q:before, q:after, blockquote:before, blockquote:after {
  content: "";
  content: none;
}

a img {
  border: none;
}

article, aside, details, figcaption, figure, footer, header, hgroup, main, menu, nav, section, summary {
  display: block;
}

body {
  font-family: Roboto, sans-serif;
  background: #2196F3;
  font-size: 16pt;
  color: #6ab8f7;
  font-weight: 200;
  padding: 2em;
}

.col {
  display: inline-block;
  vertical-align: top;
}

main {
  -moz-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  position: relative;
  display: inline-block;
  left: 50%;
}
main header {
  color: #fff;
  text-align: center;
  margin: 1em;
}
main header h1 {
  font-size: 1.25em;
  margin: 0.25em;
}
main header a {
  color: #6ab8f7;
  text-decoration: none;
}

.button {
  position: relative;
  margin: 1em;
  font-weight: 100;
  padding: 1em 1.25em;
  text-align: center;
  width: 200px;
  border-radius: 5px;
  overflow: hidden;
  position: relative;
  z-index: 0;
  cursor: pointer;
}
.button.raised {
  -moz-transition: all 0.1s;
  -o-transition: all 0.1s;
  -webkit-transition: all 0.1s;
  transition: all 0.1s;
  background: #0c84e4;
  box-shadow: 0px 1px 1px #085a9b;
}
.button.raised:active {
  background: #0c7dd8;
  box-shadow: 0px 1px 1px #063e6b;
}

span {
  font-weight: 400;
}

input[type="checkbox"].toggle {
  -moz-appearance: none;
  -webkit-appearance: none;
  position: absolute;
  width: 100%;
  height: 100%;
  margin: 0;
  left: 0;
  top: 0;
  cursor: pointer;
}
input[type="checkbox"].toggle:focus {
  outline: 0;
}

.anim {
  -moz-transform: translateY(-50%) translateX(-50%);
  -ms-transform: translateY(-50%) translateX(-50%);
  -webkit-transform: translateY(-50%) translateX(-50%);
  transform: translateY(-50%) translateX(-50%);
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: -1;
}
.anim:before {
  position: relative;
  content: '';
  display: block;
  margin-top: 100%;
}
.anim:after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  border-radius: 50%;
}

.clickable .toggle:checked + .anim {
  -moz-animation: anim-in 0.75s;
  -webkit-animation: anim-in 0.75s;
  animation: anim-in 0.75s;
}
.clickable .toggle:checked + .anim:after {
  -moz-animation: anim-in-pseudo 0.75s;
  -webkit-animation: anim-in-pseudo 0.75s;
  animation: anim-in-pseudo 0.75s;
}
.clickable .toggle:not(:checked) + .anim {
  -moz-animation: anim-out 0.75s;
  -webkit-animation: anim-out 0.75s;
  animation: anim-out 0.75s;
}
.clickable .toggle:not(:checked) + .anim:after {
  -moz-animation: anim-out-pseudo 0.75s;
  -webkit-animation: anim-out-pseudo 0.75s;
  animation: anim-out-pseudo 0.75s;
}

.hoverable:hover > .anim {
  -moz-animation: anim-out 0.75s;
  -webkit-animation: anim-out 0.75s;
  animation: anim-out 0.75s;
}
.hoverable:hover > .anim:after {
  -moz-animation: anim-out-pseudo 0.75s;
  -webkit-animation: anim-out-pseudo 0.75s;
  animation: anim-out-pseudo 0.75s;
}

@-webkit-keyframes anim-in {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}
@-moz-keyframes anim-in {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}
@-ms-keyframes anim-in {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}
@keyframes anim-in {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}
@-webkit-keyframes anim-in-pseudo {
  0% {
    background: rgba(0, 0, 0, 0.25);
  }
  100% {
    background: transparent;
  }
}
@-moz-keyframes anim-in-pseudo {
  0% {
    background: rgba(0, 0, 0, 0.25);
  }
  100% {
    background: transparent;
  }
}
@-ms-keyframes anim-in-pseudo {
  0% {
    background: rgba(0, 0, 0, 0.25);
  }
  100% {
    background: transparent;
  }
}
@keyframes anim-in-pseudo {
  0% {
    background: rgba(0, 0, 0, 0.25);
  }
  100% {
    background: transparent;
  }
}
@-webkit-keyframes anim-out {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}
@-moz-keyframes anim-out {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}
@-ms-keyframes anim-out {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}
@keyframes anim-out {
  0% {
    width: 0%;
  }
  100% {
    width: 100%;
  }
}
@-webkit-keyframes anim-out-pseudo {
  0% {
    background: rgba(0, 0, 0, 0.25);
  }
  100% {
    background: transparent;
  }
}
@-moz-keyframes anim-out-pseudo {
  0% {
    background: rgba(0, 0, 0, 0.25);
  }
  100% {
    background: transparent;
  }
}
@-ms-keyframes anim-out-pseudo {
  0% {
    background: rgba(0, 0, 0, 0.25);
  }
  100% {
    background: transparent;
  }
}
@keyframes anim-out-pseudo {
  0% {
    background: rgba(0, 0, 0, 0.25);
  }
  100% {
    background: transparent;
  }
}