body,
div,
ul,
li,
h1,
h2,
h3,
h4,
h5,
h6,
img,
input,
form,
dl,
dd,
span,
strong,
p,
em {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

h1,
h2,
h3,
h4,
h5,
h6 {
	font-weight: normal;
	font-family: 'Inter', sans-serif;
	letter-spacing: 0;
	margin: 0;
}

body,
html {
	height: 100%;
}

img {
	border: 0;
}

ul,
li {
	list-style-type: none;
}

a {
	transition: all 0.8s ease 0s;
	-moz-transition: all 0.8s ease 0s;
	-webkit-transition: all 0.8s ease 0s;
}

a,
a:hover {
	text-decoration: none;
	color: #3f3f3f;
}

body {
	font-family: "Microsoft YaHei";
	font-size: 14px;
	color: #3f3f3f;
	overflow-x: hidden;
}

.fl {
	float: left;
}

.fr {
	float: right;
}

.clear {
	clear: both;
}

.hiddle {
	display: none;
}

.middle {
	max-width: 1200px;
	width: 90%;
	margin: 0 auto;
}

input,
textarea {
	outline: none;
}

input:required:invalid,
input:focus:invalid,
textarea:required:invalid,
textarea:focus:invalid {
	box-shadow: none;
}

i,
em {
	font-style: normal;
}

body {
	background-color: #f6f8fc;
}

.header {
	padding: 20px 0;
	display: flex;
	justify-content: space-around;
	align-items: center;
	background-color: #fff;
}

.header-logo {
	width: 180px;
}

.header-tel-img {
	width: 28px;
}

.tel-box {
	display: flex;
	align-items: center;
}

.tel-number {
	font-size: 22px;
	font-weight: bold;
	margin-left: 14px;
}


.scan-father {
	width: 100%;
	position: relative;
}

.scan-box {
	display: flex;
	justify-content: center;
	position: absolute;
	width: 100%;
	top: -68px;
}

.scan-box-item {
	display: flex;
	align-items: center;
	background-color: #fff;
	padding: 18px 22px;
	margin-right: 25px;
	border-radius: 8px;
	width: 370px;
	box-shadow: 0px 5px 15px 0px rgba(195, 197, 212, 0.15);
}

.scan-text {
	margin-left: 6px;
}

.scan-text .title {
	font-weight: bold;
	font-size: 16px;
	color: #000000;
}

.scan-text .text {
	line-height: 20px;
	font-size: 12px;
	color: #666666;
	margin-top: 13px;
}

.consult-box {
	margin-top: 132px;
	display: flex;
	flex-direction: column;
	align-items: center;
}

.consult-box .title {
	font-size: 44px;
	color: #28313D;
	font-weight: bold;
	margin-bottom: 23px;
}

.consult-box .text {
	color: #676F7A;
	font-size: 15px;
}

.card-box {
	margin-bottom: 30px;
	display: flex;
	flex: 1;
	flex-wrap: wrap;
	justify-content: space-around;
}

.card-box-item {
	display: flex;
	align-items: center;
	width: 32%;
	height: 100px;
	padding: 28px 35px;
	background: #FFFFFF;
	box-shadow: 0px 5px 15px 0px rgba(195, 197, 212, 0.1);
	border-radius: 8px;
}

.card-box-item:hover {
	box-shadow: 0px 5px 15px 0px rgba(195, 197, 212, 0.3);
}

.card-right {
	width: 250px;
	margin-left: 24px;
}

.card-box-item .card-right-title {
	font-size: 16px;
	color: #28313D;
	margin-bottom: 12px;
}

.card-box-item .card-right-text {
	font-size: 14px;
	color: #999999;
}

.lesson {
	display: flex;
	flex-direction: column;
	align-items: center;
	width: 100%;
	background-image: url("../img/operation_tool_bg_new.png");
	background-size: cover;
	background-repeat: no-repeat;
	/*添加的代码 */
	padding-bottom: 50px;
	padding-top: 40px;
}

.lesson .title {
	font-size: 44px;
	color: #28313D;
	font-weight: bold;
	margin-bottom: 23px;
}

.lesson .text {
	color: #676F7A;
	font-size: 15px;
}

.lesson-card {
	display: flex;
	flex: 1;
	flex-wrap: wrap;
	justify-content: space-around;
	width: 75rem;
}

.lesson-card-item {
	margin-bottom: 30px;
	width: 23%;
	background: #FFFFFF;
	box-shadow: 0px 5px 15px 0px rgba(195, 197, 212, 0.1);
	border-radius: 8px;
	overflow: hidden;
	padding-bottom: 20px;
}

.lesson-name {
	font-size: 15px;
	color: #28313D;
	font-weight: bold;
	margin: 16px 0 29px 10px;
}

.lesson-btn {
	display: block;
	width: 132px;
	text-align: center;
	background: rgba(20, 82, 241, 0);
	border-radius: 19px;
	border: 1px solid #6B7595;
	font-size: 16px;
	color: #6B7595;
	line-height: 38px;
	margin: 0 auto;
}

.lesson-btn:hover {
	background-color: #6B7595;
	color: #fff;
}

.footer {
	background-color: #29355B;
	text-align: center;
	font-size: 13px;
	color: #CFD6E4;
	padding: 25px 0;
}
.footer a {
	margin-left: 10px;
	color: #CFD6E4;
}
.footer a:hover {
	text-decoration: underline;
}

.blue-line {
	width: 71px;
	height: 5px;
	background: #629CF5;
	border-radius: 3px;
	margin: 27px 0;
}
.lesson-card-item img {
	width: 100%;
}
 .carousel-inner img {
      width: 100%;
      height: 100%;
  }
	.carousel {
	
	    position: relative
	
	}
	
	.carousel-indicators {
	
	    position: absolute;
	
	    right: 0;
	
	    bottom: 0;
	
	    left: 0;
	
	    z-index: 15;
	
	    display: -ms-flexbox;
	
	    display: flex;
	
	    -ms-flex-pack: center;
	
	    justify-content: center;
	
	    padding-left: 0;
	
	    margin-right: 15%;
	
	    margin-left: 15%;
	
	    list-style: none
	
	}
	
	.carousel-indicators li {
	
	    box-sizing: content-box;
	
	    -ms-flex: 0 1 auto;
	
	    flex: 0 1 auto;
	
	    width: 30px;
	
	    height: 3px;
	
	    margin-right: 3px;
	
	    margin-left: 3px;
	
	    text-indent: -999px;
	
	    cursor: pointer;
	
	    background-color: #fff;
	
	    background-clip: padding-box;
	
	    border-top: 10px solid transparent;
	
	    border-bottom: 10px solid transparent;
	
	    opacity: .5;
	
	    transition: opacity .6s ease
	
	}
	
	@media (prefers-reduced-motion:reduce) {
	
	    .carousel-indicators li {
	
	        transition: none
	
	    }
	
	}
	
	.carousel-indicators .active {
	
	    opacity: 1
	
	}
	
	.carousel-inner {
	
	    position: relative;
	
	    width: 100%;
	
	    overflow: hidden
	
	}
	
	.carousel-inner::after {
	
	    display: block;
	
	    clear: both;
	
	    content: ""
	
	}
	
	.carousel-item {
	
	    position: relative;
	
	    display: none;
	
	    float: left;
	
	    width: 100%;
	
	    margin-right: -100%;
	
	    -webkit-backface-visibility: hidden;
	
	    backface-visibility: hidden;
	
	    transition: -webkit-transform .6s ease-in-out;
	
	    transition: transform .6s ease-in-out;
	
	    transition: transform .6s ease-in-out, -webkit-transform .6s ease-in-out
	
	}
	
	@media (prefers-reduced-motion:reduce) {
	
	    .carousel-item {
	
	        transition: none
	
	    }
	
	}
	
	.carousel-item-next,
	
	.carousel-item-prev,
	
	.carousel-item.active {
	
	    display: block
	
	}
	
	.active.carousel-item-right,
	
	.carousel-item-next:not(.carousel-item-left) {
	
	    -webkit-transform: translateX(100%);
	
	    transform: translateX(100%)
	
	}
	
	.active.carousel-item-left,
	
	.carousel-item-prev:not(.carousel-item-right) {
	
	    -webkit-transform: translateX(-100%);
	
	    transform: translateX(-100%)
	
	}
	
	.carousel-fade .carousel-item {
	
	    opacity: 0;
	
	    transition-property: opacity;
	
	    -webkit-transform: none;
	
	    transform: none
	
	}
	
	.carousel-fade .carousel-item-next.carousel-item-left,
	
	.carousel-fade .carousel-item-prev.carousel-item-right,
	
	.carousel-fade .carousel-item.active {
	
	    z-index: 1;
	
	    opacity: 1
	
	}
	
	.carousel-fade .active.carousel-item-left,
	
	.carousel-fade .active.carousel-item-right {
	
	    z-index: 0;
	
	    opacity: 0;
	
	    transition: 0s .6s opacity
	
	}
	
	@media (prefers-reduced-motion:reduce) {
	
	    .carousel-fade .active.carousel-item-left,
	
	    .carousel-fade .active.carousel-item-right {
	
	        transition: none
	
	    }
	
	}
	
	.carousel-control-next,
	
	.carousel-control-prev {
	
	    position: absolute;
	
	    top: 0;
	
	    bottom: 0;
	
	    z-index: 1;
	
	    display: -ms-flexbox;
	
	    display: flex;
	
	    -ms-flex-align: center;
	
	    align-items: center;
	
	    -ms-flex-pack: center;
	
	    justify-content: center;
	
	    width: 15%;
	
	    color: #fff;
	
	    text-align: center;
	
	    opacity: .5;
	
	    transition: opacity .15s ease
	
	}
	
	@media (prefers-reduced-motion:reduce) {
	
	    .carousel-control-next,
	
	    .carousel-control-prev {
	
	        transition: none
	
	    }
	
	}
	
	.carousel-control-next:focus,
	
	.carousel-control-next:hover,
	
	.carousel-control-prev:focus,
	
	.carousel-control-prev:hover {
	
	    color: #fff;
	
	    text-decoration: none;
	
	    outline: 0;
	
	    opacity: .9
	
	}
	
	.carousel-control-prev {
	
	    left: 0
	
	}
	
	.carousel-control-next {
	
	    right: 0
	
	}
	
	.carousel-control-next-icon,
	
	.carousel-control-prev-icon {
	
	    display: inline-block;
	
	    width: 20px;
	
	    height: 20px;
	
	    background: no-repeat 50%/100% 100%
	
	}
	
	.carousel-control-prev-icon {
	
	    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='%23fff' viewBox='0 0 8 8'%3e%3cpath d='M5.25 0l-4 4 4 4 1.5-1.5-2.5-2.5 2.5-2.5-1.5-1.5z'/%3e%3c/svg%3e")
	
	}
	
	.carousel-control-next-icon {
	
	    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='%23fff' viewBox='0 0 8 8'%3e%3cpath d='M2.75 0l-1.5 1.5 2.5 2.5-2.5 2.5 1.5 1.5 4-4-4-4z'/%3e%3c/svg%3e")
	
	}
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
  }
  .modal-content {
    background-color: #fefefe;
		margin: 10% auto;
    width: 620px;
		position: relative;
		border-radius: 10px;
		padding-bottom: 55px;
  }
	.pop-title {
		text-align: center;
		font-size: 24px;
		height: 161px;
		width: 100%;
		position: absolute;
		top: -25px;
		left: 0;
		right: 0;
		background-image: url('../img/pop-img.png');
		background-size: cover;
		background-repeat: no-repeat;
	}
	.pop-title-box {
		height: 161px;
		width: 100%;
		background: linear-gradient(0deg, #FFFFFF, #FFFFFF, #D2E2FF);
		border-radius: 10px 10px 0 0;
		margin-bottom: 40px;
	}
	.pop-content {
		padding: 0 80px;
	}
	.modal-content .close-btn {
		position: absolute;
		right: 10px;
		top: 12px;
		border: none;
		background-color: transparent;
	}
	.close-btn-img {
		width: 28px;
    opacity: 0.4;
	}
	.close-btn-img:hover{
		cursor: pointer;
	}
	.inp-box {
		width: 100%;
		padding: 18px 30px;
		margin-bottom: 30px;
		border-radius: 26px;
		border: 1px solid #E5E5E5;
		/* 添加的代码 */
		font-size: 16px;
		color: #333;
	}
	
	.modal-content .text {
		margin-bottom: 10px;
		font-size: 15px;
	}
	.pop-submit-btn {
		width: 100%;
		margin: 10px 0 40px;
		line-height: 52px;
		border: none;
		background-color: #84A2EA;
		color: #fff;
		font-size: 16px;
		border-radius: 26px;
	}
	.pop-submit-btn:hover {
		opacity: 0.8;
		cursor: pointer;
	}
	.tip-text {
		font-size: 14px;
		color: #A5A6B8;
		line-height: 24px;
	}
	.tip-text .foot-tel {
		font-weight: bold;
		margin: 0 2px;
	}
		/* 新添加的代码开始*/
	.footer-box {
		display: flex;
		flex-direction: column;
		align-items: center;
		width: 100%;
	}
	.footer-box .title {
		font-size: 44px;
		color: #28313D;
		font-weight: bold;
		margin-bottom: 23px;
	}
	
	.footer-box .text {
		color: #676F7A;
		font-size: 15px;
	}
	.footer-img1 {
		z-index: 99;
	}
	.footer-img2 {
		margin-top: -175px;
	}
	.m23 {
		margin-top: 23px;
	}
	.close-btn-img:hover {
    opacity: 0.6;
	}
	.inp-box::placeholder {
		color: #a5a6b8;
	}
	/* 新添加的代码结束*/
	
	/* 718行有新加的代码，248行去掉margin-top,添加了两行代码 */