body {
  min-width: 1500px;
  background: #f2f2f2;
  display:none;
}
.dis-f {
  display: flex;
  align-items: center;
  justify-content: flex-start;
}

.dis-b {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.dis-c {
  display: flex;
  align-items: center;
  justify-content: center;
}

@font-face {
  font-family: 'Arial MT';
  src: url('ArialMTBold.woff2') format('woff2'),
    url('ArialMTBold.woff') format('woff');
  font-weight: bold;
  font-style: normal;
  font-display: swap;
}
.top_nav .content{
  width: 1100px !important;
}
#main .detail,
#main article {
  width: 1100px;
  min-width: 1100px;
  background-color: #ffffff;
  margin: 40px auto 20px;
  padding: 25px 50px 45px;
  position: relative;
  font-size: 16px;
}

#main .detail {
  padding: 25px 50px 25px;
  height: 232px;
}

.dis {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

#main .detail h2 {
  text-align: center;
  font-size: 20px;
  margin-bottom: 20px;
}

#main .detail .item {
  width: 320px;
  height: 45px;
  background-color: #ffffff;
  position: relative;
}

#main .detail .item label {
  width: 80px;
  height: 45px;
  background-color: #e42000;
  line-height: 45px;
  text-align: center;
  font-size: 14px;
  color: #ffffff;
  position: relative;
}

#main .detail .item label:after {
  content: '';
  width: 0;
  height: 0;
  border-top: 6px solid transparent;
  border-right: 6px solid transparent;
  border-left: 6px solid #e42000;
  border-bottom: 6px solid transparent;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  right: -12px;
}

#main .detail .item input {
  width: 240px;
  border: solid 1px #ededed;
  height: 45px;
  line-height: 45px;
  padding-left: 20px;
  color: #b3b3b3;
}

#main .detail .item input::placeholder {
  color: #b3b3b3;
}

#main .detail .item span,
#main .detail .item img {
  text-decoration: underline;
  font-size: 14px;
  line-height: 35px;
  color: #e42000;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  right: 10px;
}

#main .detail .submitBtn {
  position: absolute;
  width: 144px;
  height: 48px;
  background-color: #e42000;
  bottom: 73px;
  right: 75px;
  font-size: 22px;
  font-weight: 700;
  line-height: 48px;
  color: #ffffff;
  text-align: center;
  cursor: pointer;
}

#main .content {
  width: 100%;
  padding: 0;
  justify-content: flex-start;
  align-items: flex-start;
  position: relative;
}

#main .content .mian_img {
  width: 300px;
  height: 182px;
  margin-right: 34px;
  flex-shrink: 0;
  border: solid 2px #e9e6e6;
  padding: 5px;
  border-radius: 8px;
  box-shadow: 0px 0px 4px #0000002e;
}

#main .content img {
  width: 100%;
  height: 100%;
}

#main .content .right {
  height: 182px;
  position: relative;
  width: 100%;
}

#main .content h2 {
  margin-bottom: 15px;
  text-align: left;
}

#main .content p {
  width: 100%;
  padding-bottom: 0;
  margin-bottom: 8px;
  font-size: 14px;
  color: #868686;
}

#main .content p.time {
  position: absolute;
  bottom: 0;
  left: 0;
}

#main .content p.tags {
  flex-wrap: wrap;
}

#main .content p.tags span {
  font-size: 14px;
  margin-bottom: 8px;
  margin-right: 20px;
  color: #ff6554;
  /* width: 105px; */
  height: 30px;
  background-color: #ffffff;
  border-radius: 8px;
  border: solid 1px #ff6554;
  text-align: center;
  line-height: 30px;
  padding: 0 14px;

}

#main .content .btm {
  width: 666px;
  position: absolute;
  left: 334px;
  bottom: 0;
  justify-content: flex-end;
}

#main .content .btm .pay {
  font-size: 20px;
}

#main .content .btm .pay span {
  color: #f10000;
  font-size: 14px;
  display: inline-block;
  margin-left: 15px;
}

#main .content .btm .pay i {
  font-size: 35px;
  display: inline-block;
  margin-left: 5px;
}


#main .content .btm .btn,
#main .fixed .btn {
  width: 200px;
  height: 50px;
  font-weight: 700;
  font-size: 20px;
  color: #7b470e;
  background: url(../img/btn.png) no-repeat;
  background-size: 100%;
  line-height: 48px;
  text-align: center;
  flex-shrink: 0;
}

#main .content .btm .zixun,
#main .fixed .zixun {
  width: 50px;
  height: 50px;
  font-weight: 700;
  font-size: 14px;
  color: #7b470e;
  border-radius: 50px;
  margin-left: 20px;
  line-height: 16px;
  cursor: pointer;
  flex-shrink: 0;
  background: url(../img/btn.png) no-repeat;
  background-size: 110% 110%;
  border: 1px solid #ffb300;
  background-position: center;
}

#main .fixed {
  width: 100%;
  min-width: 1500px;
  background: #ffffff;
  padding: 5px 0;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 20;
  display: none;
  box-shadow: 0px 0px 30px 0px rgb(12 4 7 / 20%);
}

#main .fixed>div {
  width: 1100px;
  margin: 0 auto;
  padding-right: 50px;
}

#main article {
  padding: 0;
  margin-top: 20px;
  background: none;
  align-items: stretch;
  flex-wrap: wrap;
}

#main article>p{
  font-size: 14px;
  line-height: 56px;
  text-align: left;
  width: 100%;
  color: #616161;
}
#main article .right {
  background-color: #ffffff;
  width: 870px;
}

#main article .right .tabbox,
#main .fixed .tabbox {
  width: 100%;
  height: 50px;
  font-size: 20px;
  line-height: 50px;
  justify-content: flex-start;
  font-size: 20px;
  font-weight: 700;
  color: #000000;
  padding-left: 14px;
}

#main article .right .tabbox {
  background-image: linear-gradient(0deg, #f4f4f4 0%, #ffffff 100%);
}

#main .fixed .tabbox {
  background: none;
}

#main article .right .tabbox div,
#main .fixed .tabbox div {
  width: 120px;
  text-align: center;
  position: relative;
  cursor: pointer;
}

#main article .right .tabbox div.active::after,
#main .fixed .tabbox div.active::after {
  content: "";
  width: 50px;
  height: 2px;
  background-color: #ff123f;
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
}

#main article .right .tabcontent {
  padding: 10px 35px 35px;
}
#main article .right .part {
  padding-top: 30px;
  padding-bottom: 15px;
}
#main article .right .part6{
  padding-bottom: 0;
}
#main article .right .part.border {
  border-bottom: solid 1px #f2f2f2;
}

#main article .right .part h4 {
  font-size: 18px;
  line-height: 20px;
  color: #ff123f;
  border-left: 4px solid #ff123f;
  padding-left: 13px;
  margin-bottom: 20px;
}

#main article .right .part5 h4 {
  margin-bottom: 30px;
}

#main article .right .part p {
  font-size: 14px;
  line-height: 26px;
  color: #000000;
}

#main article .right .teaclist>div {
  height: auto;
  padding: 35px 28px;
  align-items: stretch;
  position: relative;
  background: #f3f3f385;
}
#main article .right .teaclist>div:nth-child(2) {
  margin-top: 20px;
}

#main article .right .teaclist .t {
  width: 100px;
  margin-right: 29px;
  flex-shrink: 0;
}

#main article .right .teaclist .img {
  width: 100px;
  height: 100px;
  background-color: #616161;
  border-radius: 5px;
  overflow: hidden;
  padding-top: 5px;
}

#main article .right .teaclist .img img {
  width: 95%;
}

#main article .right .teaclist h3 {
  text-align: center;
  font-size: 18px;
  color: #000000;
  line-height: 18px;
  margin-top: 11px;
}

#main article .right .teaclist b {
  font-size: 14px;
  line-height: 14px;
  color: #000000;
  margin-bottom: 10px;
  display: block;
  padding-top: 11px;
  height: 25px;
}

#main article .right .teaclist p {
  width: 416px;
  font-size: 14px;
  color: #595959;
  line-height: 23px;
  margin-bottom: 3px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  /* 几行后显示不开省略 */
  -webkit-line-clamp: 2;
}

#main article .right .teaclist .leyubtn {
  width: 170px;
  height: 38px;
  background-color: #ff123f;
  border: 1px solid #ff123f;
  border-radius: 19px;
  font-size: 14px;
  font-weight: 700;
  color: #ffffff;
  cursor: pointer;
  position: absolute;
  top: 50%;
  right: 22px;
  transform: translateY(-50%);
  transition: all .3s;
}
#main article .right .teaclist .leyubtn:hover{
  background-color: #ffffff;
  border: 1px solid #ff123f;
  color: #ff123f;
  transition: all .3s;
}
#main article .right .part5 ul.mar {
  margin-bottom: 30px;
}

#main article .right .part5 li {
  width: 60px;
  margin-right: 31px;
  font-size: 14px;
  line-height: 20px;
  color: #000000;
  text-align: center;
  position: relative;
}

#main article .right .part5 li::after {
  content: "";
  width: 17px;
  height: 20px;
  background: url(../img/linearrow.png) no-repeat;
  background-size: 100%;
  position: absolute;
  top: 20px;
  right: -25px;
}

#main article .right .part5 ul.line2 li::after {
  transform: rotateZ(180deg);
}

#main article .right .part5 li.other::after {
  right: 50%;
  top: 110px;
  transform: translateX(50%) rotateZ(90deg);
}

#main article .right .part5 li.noafter::after {
  display: none;
}

#main article .right .part5 li em {
  height: 40px;
  margin-top: 8px;
}

#main article .right .part5 li.nomar {
  margin-right: 0;
}

#main article .right .part5 .icon {
  background: url(../img/css_sprites.png) -0px -0px no-repeat;
  width: 60px;
  height: 60px;
}

#main article .right .part5 .icon1 {
  background-position: -0px -0px;
}

#main article .right .part5 .icon2 {
  background-position: -60px -0px;
}

#main article .right .part5 .icon3 {
  background-position: -120px -0px;
}

#main article .right .part5 .icon4 {
  background-position: -180px -0px;
}

#main article .right .part5 .icon5 {
  background-position: -240px -0px;
}

#main article .right .part5 .icon6 {
  background-position: -300px -0px;
}

#main article .right .part5 .icon7 {
  background-position: -360px -0px;
}

#main article .right .part5 .icon8 {
  background-position: -420px -0px;
}

#main article .right .part5 .icon9 {
  background-position: -480px -0px;
}

#main article .right .part5 .icon10 {
  background-position: -540px -0px;
}

#main article .right .part5 .icon11 {
  background-position: -600px -0px;
}

#main article .right .part5 .icon12 {
  background-position: -660px -0px;
}

#main article .right .part5 .icon13 {
  background-position: -720px -0px;
}

#main article .right .part5 .icon14 {
  background-position: -780px -0px;
}

#main article .right .part5 .icon15 {
  background-position: -840px -0px;
}

#main article .right .part5 .icon16 {
  background-position: -900px -0px;
}

#main article .right .part5 .icon17 {
  background-position: -960px -0px;
}

#main article .right .part5 .icon18 {
  background-position: -1020px -0px;
}

#main article .right .part6 .contact {
  width: 190px;
  height: 150px;
  border: solid 1px #e9e6e6;
  padding: 5px;
  border-radius: 8px;
  box-shadow: inset 0px 0px 4px #0000002e;
  text-align: center;
  padding: 0 15px;
  font-size: 14px;
  color: #000000;
}

#main article .right .part6 .contact b {
  font-size: 18px;
  height: 47px;
  color: #000000;
  border-bottom: #ebebeb solid 1px;
  align-items: flex-start;
  padding-top: 18px;
  margin-bottom: 24px;
}
#main article .right .part6 .contact3 b{
  margin-bottom: 12px;
}
#main article .right .part6 .contact4 b{
  margin-bottom: 10px;
}
#main article .right .part6 .contact p {
  line-height: 14px;
  margin-bottom: 17px;
}

#main article .right .part6 .contact .leyubtn {
  width: 160px;
  height: 36px;
  background-color: #ff123f;
  border-radius: 18px;
  font-size: 14px;
  color: #ffffff;
}
#main article .right .part6 .contact .leyubtn.cur{
  cursor: pointer;
}
#main article .right .part6 .contact .leyubtn img {
  margin-right: 5px;
}
#main article .right .part6 .contact .item{
  height: 36px;
	background-color: #ffffff;
	border-radius: 18px;
  align-items: stretch;
  overflow: hidden;
}
#main article .right .part6 .contact .item.yzm{
  margin-bottom: 5px;
	border: solid 1px #e5e5e5;
}
#main article .right .part6 .contact input{
  width: 82px;
	height: 36px;
	border-radius: 18px;
	border: solid 1px #e5e5e5;
  padding-left: 8px;
}
#main article .right .part6 .contact .item.yzm input{
  width: 100%;
	border-radius: 0;
  border: none;
}
#main article .right .part6 .contact .getYzm{
  width: 75px;
	background-color: #333333;
	border-radius: 0px 6px 6px 0px;
  color: #ffffff;
  font-size: 12px;
  flex-shrink: 0;
}
#main article .right .part6 .contact .submit{
  width: 71px;
	height: 36px;
	background-color: #ff123f;
	border-radius: 18px;
  color: #ffffff;
}

#main article .right .part6 .contact4 p{
  text-align: left !important;
  line-height: 20px;
  flex-shrink: 0;
}#main article .right .part6 .contact4 img{
  width: 82px;
}
#main article .right section {
  width: 100%;
  padding: 30px 70px 30px;
  font-size: 15px;
  text-align: center;
}
#main article .right .detail_img{
  padding: 20px 35px;
}
#main article .right .detail_img img {
  width: 100%;
}
#main article .left {
  width: 220px;
  background: #ffffff;
  max-height: 1550px;
}

#main article .left .lesson {
  background: #ffffff;
  padding-top: 20px;
  border-top: 20px solid #f2f2f2;
}

#main article .left h3 {
  font-size: 18px;
  height: 20px;
  line-height: 18px;
  border-left: 4px solid #000000;
  padding-left: 17px;

  margin-bottom: 20px;

}

#main article .left li {
  width: 220px;

  padding: 10px;
}

#main article .left li:last-child {
  margin-bottom: 0;
}

#main article .left li .img {
  width: 100%;
  margin-bottom: 8px;
  overflow: hidden;
  /* border: solid 1px #dbdbdb; */
  border: solid 1px #e9e6e6;
  padding: 5px;
  border-radius: 8px;
  box-shadow: inset 0px 0px 4px #0000002e;
}

#main article .left li:hover img {
  transform: scale(1.2);
  transition: all .4s;
}

#main article .left li img {
  width: 100%;
  transition: all .4s;
}

#main article .left li a {
  color: #000000;
}

#main article .left li:hover a {
  color: #f10000;

}

#main article .left li h4 {
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  /* 几行后显示不开省略 */
  -webkit-line-clamp: 2;
  font-weight: 400;
  text-align: left;
  font-size: 14px;
}

/* productlayout */
.productlayout {
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  z-index: 10;
}

.productlayout>div {
  width: 460px;
  height: auto;
  background: #ffffff;
  border-radius: 20px;
}

.productlayout .info {
  width: 460px;
  height: 80px;
  background-image: linear-gradient(80deg,
      #fcedd1 0%,
      #f1cf9e 100%);
  border-radius: 20px 20px 0px 0px;
  padding-left: 25px;
  padding-top: 12px;
}

.productlayout .info p {
  font-size: 18px;
  color: #1a1a1a;
}

.productlayout h3 {
  font-size: 18px;
  color: #1a1a1a;
  margin-top: 8px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.productlayout .close {
  width: 16px;
  height: 16px;
  position: absolute;
  top: 15px;
  right: 15px;
  cursor: pointer;
}

.productlayout .close img {
  width: 100%;
}

.productlayout form {
  flex-wrap: wrap;
  padding: 25px 25px 20px;
}

.productlayout .item,
.productlayout input,
.productlayout select {
  width: 200px;
  height: 45px;
  background-color: #f2f2f2;
  border-radius: 4px;
  font-size: 14px;
  line-height: 45px;
  color: #999999;
}

.productlayout .item {
  margin-bottom: 8px;
}

.productlayout input,
.productlayout select {
  padding-left: 10px;
}

.productlayout select {
  background: #f1f1f1 url(../img/form_arrow.png) no-repeat right;
  background-position-y: 50%;
  background-position-x: 180px;
}

.productlayout .item.yzm input {
  width: 100%;
}

.productlayout .item.yzm span {
  width: 100px;
  height: 40px;
  background-color: #333333;
  line-height: 40px;
  font-size: 16px;
  cursor: pointer;
  font-size: 14px;
  color: #ffffff;
  flex-shrink: 0;
}

.productlayout .submit {
  width: 160px;
  height: 45px;
  line-height: 45px;
  background-color: #ff6554;
  border-radius: 22px;
  font-size: 20px;
  font-weight: 700;
  color: #ffffff;
  margin: 12px auto 0;
}