@charset "utf-8";
*{
	margin: 0;
	padding: 0;
}

html,body{
	width: 100%;
	height: 100%;
}
#canvas{
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	background-color: cornsilk;
}
.tools{
	width: 100%;
	height: 100px;
	position: absolute;
	bottom: 0px;
	background-color: brown;
}

.colors{
	list-style: none;
	width: 100%;
	height: 50%;
	position: absolute;
	bottom: 0px;
	/*弹性盒：会把自身平均分成10等份*/
	display: -webkit-box;
}

.colors li{
	-webkit-box-flex: 1;
}
.red{
	background-color: red;
}
.yellow{
	background-color: yellow;
}
.blue{
	background-color: blue;
}
.green{
	background-color: green;
}
.black{
	background-color: black;
}
.purple{
	background-color: purple;
}
.weight{
	width: 50%;
	height: 50%;
}
.eraser{
	background-color: white;
	border-radius: 5px;
	width: 50%;
	height: 50%;
	position: absolute;
	top: 0px;
	right: 0px;
	color: darkorange;
	font-weight: bolder;
	text-align: center;
	line-height: 50px;
}
.era{
	width: 20px;
	height: 20px;
	background-color: rosybrown;
	position: absolute;
}
.hidden{
	display: none;
}
.shoe{
	display: block;
}