.iflex {
  display: -webkit-inline-flex;
  display: -webkit-inline-box;
  display: -moz-inline-flex;
  display: -ms-inline-flex;
  display: -o-inline-flex;
  display: inline-flex;
}
.flex {
  display: -webkit-flex;
  display: -webkit-box;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
}
.flex.horz {
  -webkit-flex-direction: row;
  -webkit-box-orient: horizontal;
  -moz-flex-direction: row;
  -ms-flex-direction: row;
  -o-flex-direction: row;
  flex-direction: row;
}
.flex.vert {
  -webkit-flex-direction: column;
  -webkit-box-orient: vertical;
  -moz-flex-direction: column;
  -ms-flex-direction: column;
  -o-flex-direction: column;
  flex-direction: column;
}
.flex.rev-vert {
  -webkit-flex-direction: column-reverse;
  -webkit-box-orient: vertical-reverse;
  -moz-flex-direction: column-reverse;
  -ms-flex-direction: column-reverse;
  -o-flex-direction: column-reverse;
  flex-direction: column-reverse;
}
/* main axis */
.flex.center {
  -webkit-justify-content: center;
  -moz-justify-content: center;
  -ms-justify-content: center;
  -o-justify-content: center;
  justify-content: center;
}
.flex.right {
  -webkit-justify-content: flex-end;
  -moz-justify-content: flex-end;
  -ms-justify-content: flex-end;
  -o-justify-content: flex-end;
  justify-content: flex-end;
}
.flex.space {
  -webkit-justify-content: space-between;
  -moz-justify-content: space-between;
  -ms-justify-content: space-between;
  -o-justify-content: space-between;
  justify-content: space-between;
}
.flex.evenly {
  -webkit-justify-content: space-evenly;
  -moz-justify-content: space-evenly;
  -ms-justify-content: space-evenly;
  -o-justify-content: space-evenly;
  justify-content: space-evenly;
}
/* cross-axis */
.flex.top {
  -webkit-align-items: flex-start;
  -moz-align-items: flex-start;
  -ms-align-items: flex-start;
  -o-align-items: flex-start;
  align-items: flex-start;
  -webkit-box-pack: start;
  -ms-flex-pack: start;
}
.flex.middle {
  -webkit-align-items: center;
  -moz-align-items: center;
  -ms-align-items: center;
  -o-align-items: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
}
.flex.bottom {
  -webkit-align-items: flex-end;
  -moz-align-items: flex-end;
  -ms-align-items: flex-end;
  -o-align-items: flex-end;
  align-items: flex-end;
  -webkit-box-pack: end;
  -ms-flex-pack: end;
}
.flex.stretch {
  -webkit-align-items: stretch;
  -moz-align-items: stretch;
  -ms-align-items: stretch;
  -o-align-items: stretch;
  align-items: stretch;
  -webkit-box-pack: stretch;
  -ms-flex-pack: stretch;
}
.flex.content.top {
  -webkit-align-content: flex-start;
  -moz-align-content: flex-start;
  -ms-align-content: flex-start;
  -o-align-content: flex-start;
  align-content: flex-start;
}
.flex1 {
  flex-grow: 1;
  box-flex: 1;
  -webkit-box-flex: 1;
  -moz-box-flex: 1;
}
.flex.shrink {
  flex-shrink: 1;
  -webkit-flex-shrink: 1;
  -moz-flex-shrink: 1;
  -o-flex-shrink: 1;
  -ms-flex-shrink: 1;
}
.flex.wrap {
  -webkit-flex-wrap: wrap;
  -moz-flex-wrap: wrap;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
}
.flex.nowrap {
  -webkit-flex-wrap: nowrap;
  flex-wrap: nowrap;
}
.fullscreen {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
}
body {
  font-family: arial;
  overflow: hidden;
  margin: 0;
  background-color: #D6D350;
}
#loading {
  display: -webkit-flex;
  display: -webkit-box;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  -webkit-justify-content: center;
  -moz-justify-content: center;
  -ms-justify-content: center;
  -o-justify-content: center;
  justify-content: center;
  -webkit-align-items: center;
  -moz-align-items: center;
  -ms-align-items: center;
  -o-align-items: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  font-family: cartwheel, arial;
}
input {
  font-family: cartwheel;
}
#main {
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
}
#main canvas {
  width: 100%;
  height: 100%;
}
#home {
  position: absolute;
  left: 1em;
  top: 1em;
  width: 2em;
  height: 2em;
  overflow: hidden;
  background-color: black;
  transition: all 0.5s;
  border-radius: 50%;
  opacity: 0.5;
}
#home img {
  width: 1.5em;
  height: 1.5em;
  margin: 0.25em;
}
a:active #home {
  opacity: 1;
  transform: scale(0.95, 0.95);
}