*{
	margin: 0;
	padding: 0;
}
body{
	width: 240px;
	height: 200px;
	position: relative;
}
input,
button,
.msg,
.tit{
	display: block;
	width: 80%;
	box-sizing: border-box;
	margin: 20px auto;
	padding: 5px 2px;
	border-radius: 4px;
	line-height: 16px;
}
input,
button{
	outline: medium;
	border: 1px solid #ddd;
	background: #efefef;
}
button{
	background: #55b131;
	color: #fff;
	cursor: pointer;
	border-color: #469129;
}
.hide{
	display: none;
}
.msg{
	transition: opacity .2s linear;
}
.tit{
	font-size: 14px;
	color: #469129;
}
.bg{
	position: absolute;
	top: -10%;
	left: -10%;
	width: 120%;
	height: 120%;
	background-image: url('./icon.png');
	background-size: cover;
	background-position: center center;
	opacity: 0.1;
	z-index: -1;
	-webkit-blur: filter(3px);
}
.login-box input,
.login-box button{
	margin: 10px auto;
}