html {
  box-sizing: border-box;
  background-color: #f1f2f3;
}
*, *::before, *::after {
  box-sizing: inherit;
}
body {
	width: 1200px;
	margin: auto;
}
.center{
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
}
.main{
    border-radius: 3px;
    padding: 20px;
	min-height: 200px;
	margin: 20px auto;
    overflow: hidden;
	background: #ffffff;
}
.main textarea{
	box-sizing: border-box;
	margin-top: 20px;
	min-width: 100%;
	max-width: 100%;
	border: 1px solid #ddd;
	border-radius: 5px;
	outline: none;
	padding: 10px;
	font-size: 14px;
	color: #333;
}
.main button{
	margin: 20px 0;
	height: 40px;
	padding: 0 25px;
	color: #fff;
	background-color: #409EFF;
	border: none;
	border-radius: 4px;
	outline: none;
	cursor: pointer;
}
.handle #reset{
	background-color: #67C23A;
}
.handle #full-screen{
	background-color: #E6A23C;
}
button img {
	width: 20px;
	height: 20px;
	vertical-align: middle;
	margin-left: 10px;
}
/*-------提示---------*/
.ts{
	margin: 20px 0;
}
.ts .title{
	font-size: 18px;
	color: #333;
	margin: 20px 0;
	font-weight: bold;
}
.ts p{
	color:#666;
	margin: 0;
	padding: 0;
	line-height: 30px;
	background: #ffffff;
	padding: 10px;
}
.ts p span{
	color:#F16F5C;
}