.wp * { box-sizing: border-box }
.clearfix:after { content: "."; display: block; clear: both; height: 0; overflow: hidden }
.clearfix { zoom: 1 }
.left { float: left }
.right { float: right }
.block { display: block }
.JS_kefu { cursor: pointer }
.w1140 { width: 1000px; margin: 0 auto;}
.wp{
	background: url(/ks/static/grammarmasterclass/images/wpbg.png);
}
.wp h2{
	width: 751px;
	height: 71px;
	border-radius: 35.5px;
	border:4px solid #174568;
	background: #ee4e60;
	font-size: 36px;
	color: #fff;
	font-weight: 700;
	text-align: center;
	line-height: 63px;
	margin:0 auto;
	position: relative;
}
.wp h2::after,h2::before{
	display: block;
	content: "";
	position: absolute;
	width: 26px;
	height: 35px;
	top: 14px;
}
.wp h2::after{
	background: url(/ks/static/grammarmasterclass/images/ban_bg1.png);
	left: 7px;
}
.wp h2::before{
	background: url(/ks/static/grammarmasterclass/images/ban_bg2.png);
	right: 7px;
}
.wp h3{
	font-size: 24px;
	line-height: 24px;
	margin-top: 26px;
	text-align: center;
	text-shadow:0 0 3px rgba(20,38,142,.4);
	color: #fff;
	font-weight: 500
}
.wp a.btn{
	display: block;
	margin:0 auto;
	width: 331px;
	height: 61px;
	border-radius: 30.5px;
	background: #ffea01;
	text-align: center;
	line-height: 61px;
	font-size: 34px;
	color: #000;
	transition: background .3s;
	-moz-transition: background .3s;	/* Firefox 4 */
	-webkit-transition: background .3s;	/* Safari 和 Chrome */
	-o-transition: background .3s;	/* Opera */
}
.wp a.btn:hover{
	background: #ff9601
}
/*banner*/
.banner-bg { width: 100%; height: 651px; background: url(images/banner.jpg) no-repeat top}
.banner { height:651px;}
.banner label{
	display: block;
	width: 228px;
	height: 81px;
	background: #ffea01;
	margin:0 0 451px 770px;
	border-radius: 0 0 26px 26px;
	padding-top: 25px;
	font-size: 32px;
	color: #3048d0;
	text-align: center;
	font-weight: 700;
	line-height: 32px;
	box-shadow: 0 0 5px rgba(20,38,142,.4)
}
.banner p{
	height: 60px;
	padding-left: 265px;
}
.banner span.cost{
	float: left;
	width: 441px;
	height: 60px;
	border-radius: 30px;
	border:4px solid #174568;
	padding-left: 41px;
	background: #ee4e60;
	font-size: 24px;
	color: #fff;
	font-weight: 700;
	position: relative;
	line-height: 52px;
	text-indent: 23px;
}
.banner span.cost::after{
	content: "";
	display: block;
	position: absolute;
	width: 26px;
	height: 35px;
	background: url(/ks/static/grammarmasterclass/images/ban_bg1.png) no-repeat;
	top:9px;
	left: 6px;
}
.banner span.cost em{
	display: block;
	position: absolute;
	right: -24px;
	top: -4px;
	width: 191px;
	height: 60px;
	border-radius: 30px;
	border:4px solid #174568;
	background: #ffea01;
	font-size: 50px;
	font-weight: 700;
	text-align: center;
	color: #000;
	font-style: normal;
	text-indent: 0;
}
.banner span.cost em i{
	font-style: normal;
	font-size: 24px;
	vertical-align: middle;
}
.banner a{
	float: right;
	width: 251px;
	height: 60px;
	border-radius: 30px;
	line-height: 60px;
	text-align: center;
	color: #000;
	background: #ffea01;
	font-size: 34px;
	font-weight: 700;
	transition: background .3s;
	-moz-transition: background .3s;	/* Firefox 4 */
	-webkit-transition: background .3s;	/* Safari 和 Chrome */
	-o-transition: background .3s;	/* Opera */
}
.banner a:hover{
	background: #ff9601;
}
/*part1*/
.part1 {
	width: 100%;
	height: 230px;
	background-image:linear-gradient(to right,rgba(65,88,24,0),rgba(54,50,172,.37));
}
.part1 .w1140{
	padding-top: 36px;
}
.part1 p{
	float: left;
	margin-left:490px;
	padding-top:20px;
	line-height: 56px;
}
.part1 p span{
	display: block;
	font-size: 26px;
	color: #fff;
	text-align: right;
}
.part1 img{
	float: right;
	width: 158px;
}
/*part2*/
.part2 {
	width: 100%;
	height: 479px;
	background-image:linear-gradient(to right,rgba(54,50,172,.37),rgba(65,88,24,0));
}
.part2 .w1140{
	height: 479px;
	background: url(/ks/static/grammarmasterclass/images/p2_bg.png) no-repeat center;
}
.part2 ul{
	height: 479px;
}
.part2 ul li{
	float: left;
}
.part2 ul li.txt{
	width: 350px;
	padding-top: 119.5px;
}
.part2 ul li.txt span{
	display: block;
	font-size: 26px;
	color: #fff;
	line-height: 45px;
}
.part2 ul li.txt span:nth-child(1){
	margin-bottom: 76px;
}
.part2 ul li.txt:nth-of-type(1){
	text-align: right;
	padding-right: 106px;
}
.part2 ul li.txt:nth-of-type(3){
	text-align: left;
	padding-left: 106px;
}
.part2 ul li.txt em{
	font-weight: 500;
	color: #ffea01;
	text-decoration: underline;
}
.part2 ul li.txt_c{
	width: 290px;
	text-align: center;
	padding-top: 168px;
	font-size: 36px;
	color: #404dcf;
	font-weight: 700;
}
/*part3*/
.part3 { 
	width: 100%;
	padding-top: 153px;
	position: relative;
}
.part3::after{
	content: "";
	display: block;
	position: absolute;
	width: 53px;
	height: 53px;
	background: url(/ks/static/grammarmasterclass/images/p3_bg.png);
	top: 51px;
	left: 50%;
	margin-left: -26.5px;
}
.part3 .w1140{
	height: 566px;
	background: url(/ks/static/grammarmasterclass/images/p3_bg1.jpg) no-repeat top;
	border-radius: 26px;
	padding-top: 50px;
}
.part3 ul{
	display: flex;
	justify-content: space-between;
	height: 446px;
	background: url(/ks/static/grammarmasterclass/images/p3_bg2.png) no-repeat center;
}
.part3 ul li{
	width: 291px;
	padding-top:80px;
}
.part3 ul li span{
	display: block;
	font-size: 28px;
	color: #fff;
	font-weight: 700;
	line-height: 46px;
}
.part3 ul li span:nth-child(1){
	margin-bottom: 89px;
}
.part3 ul li:nth-child(1){
	text-align: right;
}
.part3 ul li:nth-child(2){
	text-align: left;
}
/*part4*/
.part4 {
	width: 100%;
	padding-top: 70px;
}
.part4 .w1140{
	padding-bottom: 110px;
}
.part4 ul{
	height: 598px;
	background: url(/ks/static/grammarmasterclass/images/p4_bg1.png);
	position: relative;
	padding-top: 352px
}
.part4 ul li.tit{
	font-size: 27px;
	line-height: 27px;
	color: #fff;
	text-indent: 483px;
}
.part4 ul li.txt{
	position: absolute;
	width: 971px;
	height: 206px;
	background: #fff;
	border-radius: 0 37px 0 0;
	right: 0;
	bottom: -15px;
	padding-top: 36.5px;
}
.part4 ul li.txt span{
	display: block;
	font-size: 24px;
	color: #111;
	padding-left: 98px;
	line-height: 45px;
	position: relative;
}
.part4 ul li.txt span::after{
	content: "";
	display: block;
	position: absolute;
	width: 7px;
	height:7px;
	background: #111111;
	border-radius: 3.5px;
	top: 20px;
	left: 75px;
}

/*part5*/
.part5 {
	width: 100%
}
.part5 ul{
	width: 100%;
	padding-top: 88px;
	display: flex;
	justify-content: space-between;
}
.part5 ul li{
	width: 321px;
	height: 237px;
	background-color:#4d70f8;
	position: relative;
	padding-top: 100.5px;
	text-align: center;
}
.part5 ul li label{
	position: absolute;
	display: block;
	width: 280px;
	height: 73px;
	top: -24px;
	left:21px;
	line-height: 73px;
	font-size: 28px;
	color: #ee4e60;
	font-weight:700;
	text-align: center;
	background:url(/ks/static/grammarmasterclass/images/p5_bg1.png);
}
.part5 ul li span{
	line-height: 51px;
	color: #fff;
	font-size: 28px;
	position: relative;
	z-index: 10
}
.part5 ul li:nth-child(1)::after{
	content: "1";
}
.part5 ul li:nth-child(2)::after{
	content: "2";
}
.part5 ul li:nth-child(3)::after{
	content: "3";
}
.part5 ul li::after{
	display: block;
	position: absolute;
	color: #273dbe;
	font-size: 180px;
	font-style: italic;
	opacity: .21;
	top: 55px;
	width: 100%;
	left: 0;
	text-align: center;
	font-weight: 700;
	line-height: 180px;
}
.part5 a.btn{
	margin-top: 51px;
}
/*part6*/
.part6 {
	width: 100%;
	padding-top: 70px;
}
.part6 .w1140{
	padding-top: 52px;
}
.part6 ul{
	height: 311px;
	background:url(/ks/static/grammarmasterclass/images/p6_bg1.png);
	padding-top: 78px;
}
.part6 ul li{
	float: left;
	width: 25%;
	height: 145px;
	position: relative;
}
.part6 ul li::after{
	content: "";
	display: block;
	position: absolute;
	width: 0;
	height: 145px;
	border-right: 1px #fff dashed;
	top: 0;
	right: 0
}
.part6 ul li:nth-child(4)::after{
	display: none
}
.part6 ul li label{
	display: block;
	font-size: 25px;
	color: #ffea01;
	font-weight: 700;
	text-align: center;
	line-height: 33px;
}
.part6 ul li span{
	display: block;
	text-align: center;
	margin-top: 27.5px;
	line-height:44px;
	color: #fff;
	font-size: 25px;
}
.part6 ul li span i{
	color: #ffea01;
	text-decoration: underline;
	padding-right:4px;
}
.part6 ul p{
	padding:35px 36px 0 0;
	color: #fff;
	font-weight: 700;
	font-size: 16px;
	text-align: right;
	line-height: 16px;
	clear: both;
}
.part6 a.btn{
	margin-top: 50px;
}
/*part7*/
.part7 {
	width: 100%;
	padding-top:70px;
}
.part7 .w1140{
	padding-top: 52px;
}
.part7 ul{
	width: 100%;
}
.part7 ul li{
	width: 100%;
	display: flex;
	justify-content: space-between;
}
.part7 ul li:nth-child(1){
	margin-bottom: 8px
}
.part7 ul li span{
	height: 192px;
	font-size: 32px;
	line-height:32px;
	padding:40px 0 0 39px;
	color: #fff;
	position: relative;
}
.part7 ul li span::after{
	content: "";
	display: block;
	position: absolute;
	width: 67px;
	height: 4px;
	background: #fff;
	left:39px;
	bottom:92px;
}
.part7 ul li:nth-child(1) span:nth-child(1){
	width: 391px;
	background:url(/ks/static/grammarmasterclass/images/p7_bg1.png);
}
.part7 ul li:nth-child(1) span:nth-child(2){
	width: 350px;
	background:url(/ks/static/grammarmasterclass/images/p7_bg2.png);
}
.part7 ul li:nth-child(1) span:nth-child(3){
	width: 243px;
	background:url(/ks/static/grammarmasterclass/images/p7_bg3.png);
}
.part7 ul li:nth-child(2) span:nth-child(1){
	width: 312px;
	background:url(/ks/static/grammarmasterclass/images/p7_bg4.png);
}
.part7 ul li:nth-child(2) span:nth-child(2){
	width: 334px;
	background:url(/ks/static/grammarmasterclass/images/p7_bg5.png);
}
.part7 ul li:nth-child(2) span:nth-child(3){
	width: 338px;
	background:url(/ks/static/grammarmasterclass/images/p7_bg6.png);
}
.part7 a.btn{
	margin-top: 50px;
}
/*part8*/
.part8{
	width: 100%;
	padding-top: 69px;
	position: relative;
}
.part8 .w1140{
	margin-top: 50px;
	height: 717px;
	background: url(/ks/static/grammarmasterclass/images/p8_bg1.png);
	padding-top: 106px;
	position: relative;
}
.part8 .p8_bd{
	width: 100%;
	display: flex;
	justify-content: space-between;
}
.part8 .p8_bd li{
	width: 50%
}
.part8 .p8_bd li:nth-child(1){
	padding-left:110px;
}
.part8 .p8_bd li:nth-child(2){
	padding-left:89px;
}
.part8 .p8_bd li label{
	display: block;
	font-size: 20px;
	font-weight: 700;
	color:#304fe5;
	line-height: 20px;
	margin-bottom: 12.5px;
}
.part8 .p8_bd li span{
	display: block;
	font-size: 16px;
	line-height: 37px;
	color: #111;
}
.part8 .p8_hd{
	position: absolute;
	width: 101px;
	height: 45px;
	left: 50%;
	top:879px;
	margin-left: 303px;
}
.part8 .p8_hd span{
	float: left;
	width: 47px;
	height: 45px;
	cursor: pointer;
	transition: background-position .3s;
	-moz-transition: background-position .3s;	/* Firefox 4 */
	-webkit-transition: background-position .3s;	/* Safari 和 Chrome */
	-o-transition: background-position .3s;	/* Opera */
}
.part8 .p8_hd span:nth-child(1){
	background:url(/ks/static/grammarmasterclass/images/p8_bg2.png) 0 0;
}
.part8 .p8_hd span:nth-child(2){
	float: right;
	background:url(/ks/static/grammarmasterclass/images/p8_bg3.png) 0 0;
}
.part8 .p8_hd span:hover{
	background-position: 0 -45px;
}
.part8 a.btn{
	margin-top: 50px;
}
/*part9*/
.part9{
	width: 100%;
	padding:71px 0 108px;
	position: relative;
}
.part9 .w1140{
	margin-top: 109px;
	height: 378px;
	background:#fff;
	overflow: inherit;
}
.part9 .w1140 div{
	position: relative;
	width: 100%;
	height: 378px;
	padding:30px 0 0 370px; 
}
.part9 .w1140 p{
	position: absolute;
	width: 266px;
	height: 474px;
	top: -60px;
	left: 56px;
}
.part9 .w1140 p label{
	display: block;
	height: 60px;
	background:#ee4e60;
	text-align: center;
	line-height: 60px;
	font-size: 24px;
	color: #fff;
	font-weight: 700;
}
.part9 .w1140 p label::before{
	content: "";
	display:inline-block;
	vertical-align: middle;
	margin-right: 30px;
}
.part9 .w1140 div:nth-child(1) p label::before{
	width: 38px;
	height: 31px;
	background: url(/ks/static/grammarmasterclass/images/p9_bg1.png);
}
.part9 .w1140 div:nth-child(2) p label::before{
	width:55px;
	height: 31px;
	background: url(/ks/static/grammarmasterclass/images/p9_bg2.png);
}
.part9 .w1140 div:nth-child(3) p label::before{
	width:59px;
	height: 31px;
	background: url(/ks/static/grammarmasterclass/images/p9_bg4.png);
}
.part9 .w1140 div:nth-child(4) p label::before{
	width:59px;
	height: 31px;
	background: url(/ks/static/grammarmasterclass/images/p9_bg5.png);
}
.part9 .w1140 span{
	display: block;
	width: 580px;
	height: 314px;
	padding-top: 33.5px;
	background:url(/ks/static/grammarmasterclass/images/p9_bg3.png) no-repeat 0 0;
	font-size: 20px;
	line-height: 31px;
	text-align: justify;
}
.part9 .hdc{
	position: absolute;
    width: 72px;
    height: 31px;
    left: 50%;
    top: 573px;
    margin-left: 377px;
}
.part9 .hdc li{
	float: left;
	width: 31px;
	height: 31px;
	cursor: pointer;
	border-radius: 8px;
	background: #475ee0;
	font-size: 24px;
	text-align: center;
	line-height: 31px;
	color: #fff;
	font-weight: 700;
	transition: color .3s;
	-moz-transition: color .3s;	/* Firefox 4 */
	-webkit-transition: color .3s;	/* Safari 和 Chrome */
	-o-transition: color .3s;	/* Opera */
}
.part9 .hdc li:nth-child(2){
	float: right;
}
.part9 .hdc li:hover{
	color: #ffea01;
}
/*part10*/
.part10{
	width: 100%;
	padding-bottom: 72px;
}
.part10 .w1140{
	margin-top: 51px;
	display: flex;
	justify-content: space-between;
	height: 304px;
	background: #fff;
	padding:40px 30px; 
}
.part10 a{
	width: 305px;
	height: 224px;
}
.bg_bot{
	background:url(/ks/static/grammarmasterclass/images/bg_bot.jpg) no-repeat bottom;
}
a.box{
	position: relative;
}
a.box span{
	display: none;
	position: absolute;
	width: 220px;
	height: 220px;
	right: -230px;
	top: 0;
	background: #fff;
	border-radius: 8px;
	box-shadow: 0 0 5px rgba(0,0,0,.5);
	z-index: 9
}
a.box span.show{
	display: block;
}
a.box span img{
	display: block;
	margin: 10px auto 0;
	width: 180px;
	height: 180px;
}
a.box span i{
	display: block;
	height: 30px;
	line-height: 30px;
	text-align: center;
	font-size: 14px;
	font-style: normal;
}
a.box span em{
	position: absolute;
	display: block;
	width: 15px;
	height: 15px;
	background: url(/static/index/images/tl_bg.jpg) no-repeat;
	background-size: 15px 15px;
	z-index: 10;
	top: 0;
	right: 0;
	border-radius: 7.5px;
}