.error {
	color: red;
	margin-bottom: 10rem;
}

/* .bj-img {
	width: 100%;
	height: 500rem;
	background-repeat: no-repeat;
	background-position: center;
	background-size: 100% 100%;
	background: url(../images/books/banner.jpg) no-repeat center center;
} */

.banner{
	width: 100%;
	height: 500rem;
}


.banner img{
	width: 100%;
}

.login-content {
	width: 400rem;
	height: 500rem;
	position: absolute;
	z-index: 3;
	left: 50%;
	margin-left: 250rem;
	top: 80rem;
	background-color: #fff;
}

.login-content .login-title-box {
	text-align: left;
	margin-left: 38rem;
	margin-top: 45rem;
}

.login-content .login-title-box p:nth-child(1) {
	font-size: 30rem;
	font-weight: bold;
	letter-spacing: 2px;
}


.login-content .login-title-box p:nth-child(2) {
	font-size: 16rem;
}


.login-content a {
	font-size: 16rem;
}

.login-content .slogan {
	width: 100%;
	text-align: center;
	margin: 30rem 0 ;
	font-size: 16rem;
}



.login-content .form-container {
	width: 100%;
	margin: 0 auto;
	padding: 10rem 10rem 0 10rem;
	box-sizing: border-box;
}
.login-content .form-container .form-item {
  margin-bottom: 15rem;
  display: flex;
  align-items: center;
  padding: 0 10rem;
  box-sizing: border-box;
  position: relative;
}
.form-item img {
	width: 20rem;
	display: block;
	margin-bottom: 5rem;
	font-weight: bold;
	position: absolute;
	top: 50%;
	transform: translateY(-50%);
	left: 20rem;
}

.login-content .form-container .form-item input {
  flex: 1;
  padding: 10rem 10rem 10rem 40rem;
  width: 100%;
  height: 40rem;
  font-size: 16rem;
  border: 1px solid #ccc;
  border-radius: 4rem;
  box-sizing: border-box;
  
}

.login-content .form-container .form-item .verify-btn {
	width: 100rem;
	padding: 10rem;
	border: 1px solid #409eff;
	/* margin-left: 10rem; */
	color: #409eff;
	border: none;
	border-radius: 4rem;
	cursor: pointer;
	font-size: 16rem;
}

.login-content .form-container .form-item .submit-btn {
  width: 100%;
  padding: 10rem;
  background-color: #409eff;
  color: white;
  border: none;
  border-radius: 4rem;
  cursor: pointer;
  font-size: 16rem;
}
.login-content .form-container .form-item .submit-btn:hover {
  background-color: #66b1ff;
}


.content-box {
	width: 1100rem;
	margin: 0px auto;
	padding: 40rem 0;
	box-sizing: border-box;
}

h3 {
	margin-bottom: 20rem;
	font-size: 22rem;
}

.img-box img {
	width: 300rem;
}

.content-box video {
	width: 400rem;
}

.video-box {
	margin: 0 50rem;
}

.video-box img {
	width: 400rem;
}


.content-box .desc {
	font-size: 20rem;
	line-height: 28rem;
	margin-bottom: 10rem;
}

.content .qr-code {
	text-align: center;
	width: 230rem;
}

.qr-code img {
	width: 230rem;
}

.qr-code-text {
	font-size: 12rem;
	position: relative;
	top: -10rem;
	padding-left: 20rem;
}

.line {
	width: 1100rem;
	height: 1px;
	background-color: #f1f1f1;
	margin: 20rem auto;
}


/* 屏幕小于768 */

@media screen and (max-width: 768px) {
	
	.login-content {
		display: none;
	}
	
	
	
	.content-box {
		width: 1800rem;
		margin: 0px auto;
		padding: 100rem 0;
		box-sizing: border-box;
	}
	
	.flex-box {
		width: 1800rem;
		margin: 0px auto;
		display: flex;
		flex-wrap: wrap;
	}
	
	h3 {
		width: 1800rem;
		margin: 0 auto 30rem auto;
		font-size: 80rem;
		text-align: center;
	}
	
	.flex-box .img-box {
		width: 1800rem;
		margin: 60rem auto;
		display: flex;
		align-items: center;
		justify-content: center;
		text-align: center;
	}
	
	.img-box img {
		width: 1200rem;
		margin: 0 auto;
	}
	
	
	
	.video-box {
		width: 1800rem;
		margin: 0 auto;
		display: flex;
		align-items: center;
		justify-content: center;
	}
	
	.video-box img {
		width: 1300rem;
	}
	
	.content-box .desc {
		width: 1800rem;
		font-size: 60rem;
		line-height: 60rem;
		margin: 60rem auto;
		text-align: center;
	}
	
	.qr-code {
		width: 1800rem;
		margin: 0 auto;
		display: flex;
		align-items: center;
		justify-content: center;
	}
	
	.qr-code img {
		width: 1000rem;
	}
	
	.line {
		width: 1800rem;
	}
	
}