CAD/css/index.css

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-size: 100%;
	font: inherit;
	vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
	display: block;
}
body {
	line-height: 1;
}
ol, ul {
	list-style: none;
}
blockquote, q {
	quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: '';
	content: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}
html,body{
  width: 100%;
  height: 100%;
}
.body{
  width: 100%;
  height: 100%;
  overflow: hidden;
}
.left{
  width: 50%;
  height: 100%;
  float: left;
  position: relative;
}
.left #myCanvas{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%)
}
.right{
  width: 50%;
  height: 100%;
  background: #ccc;
  float: right;
}
.clear{
  clear: both;
}

#divide{
  background: #ccc;
  display: inline-block;
  width: 100px;
  height: 30px;
  line-height: 30px;
  text-align: center;
  cursor: pointer;
  user-select: none;
  display: none;
}

.active{
  background: #000!important;
  color: #fff;
}