body {
  width: auto;
  max-width: 1920px;
}
.iWrap {
  width: 1000px;
  margin: 0 auto;
}
.top {
  background-color: #fff;
  padding: 20px 0 35px;
  box-sizing: border-box;
}
.top__box {
  display: inline-block;
  width: 33%;
  text-align: center;
  vertical-align: middle;
}
.top__btn {
  display: inline-block;
  width: 102px;
  height: 30px;
  line-height: 30px;
  border-radius: 15px;
  background-color: #679eed;
  color: #fff;
  font-size: 16px;
  text-align: center;
  margin: 0 15px;
  transition: all 0.5s;
}
.top__btn:hover {
  transform: translateY(-5px);
}
.top__login {
  display: inline-block;
  position: relative;
}
.top__after {
  display: inline-block;
  padding: 1px 9px;
  box-sizing: border-box;
  color: #fff;
  font-size: 14px;
  white-space: nowrap;
  background-color: #ff3600;
  background: linear-gradient(to bottom, #ff8a6a, #ff3600);
  background: -webkit-gradient(to bottom, #ff8a6a, #ff3600);
  background: -moz-linear-gradient(to bottom, #ff8a6a, #ff3600);
  background: -o-linear-gradient(to bottom, #ff8a6a, #ff3600);
  border-radius: 10px;
  position: absolute;
  left: -40px;
  bottom: -35px;
}
.top__after::after {
  display: inline-block;
  content: "";
  width: 0;
  height: 0;
  border-width: 6px;
  border-style: solid;
  border-color: transparent  transparent  #ff8a6a transparent;
  position: absolute;
  top: -12px;
  right: 20px;
}
/* banner */
.banner__item {
  width: auto;
  max-width: 1920px;
  height: 500px;
  background: url("data:image/gif;base64,R0lGODdhAQABAPAAAMPDwwAAACwAAAAAAQABAAACAkQBADs=") no-repeat top center;
}
.slick-prev,
.slick-next {
  display: none !important;
}
/* 考试 */
.cs {
  padding: 30px 0 43px;
  box-sizing: border-box;
}
.cs__part {
  display: inline-block;
  height: 260px;
  border-right: 1px solid #eeeeee;
  vertical-align: top;
  padding-left: 30px;
  box-sizing: border-box;
}
.cs__icon {
  vertical-align: middle;
  margin-right: 5px;
}
.cs__tl {
  font-size: 18px;
  display: inline-block;
  vertical-align: middle;
}
.cs__jz {
  width: 278px;
  padding-left: 0;
}
.cs__jz .cs__item {
  width: 120px;
}
.cs__item {
  display: inline-block;
  width: 120px;
  white-space: nowrap;
  margin-top: 18px;
  font-size: 14px;
  margin-right: 10px;
  transition: all 0.5s;
}
.cs__item:hover {
  color: #db1d25;
}
.cs__cj {
  width: 212px;
}
.cs__cj .cs__item {
  width: 75px;
}
.cs__zy {
  width: 283px;
}
.cs__zy .cs__item {
  width: 106px;
}
.cs__zh {
  width: 202px;
  border-right: 0;
  padding-right: 0;
}
.cs__zh .cs__item {
  width: 60px;
}
/* 公共标题 */
.tl {
  text-align: center;
}
.tl__h2 {
  font-size: 40px;
}
.tl__color {
  color: #db1d25;
}
.tl__span {
  display: inline-block;
  padding: 8px 10px;
  box-sizing: border-box;
  border: 1px solid #666;
  color: #666;
  font-size: 16px;
  margin: 15px 5px 5px 0;
}
.tl__p {
  font-size: 24px;
  margin-top: 10px;
}
/* 互联网+教育，把名师带到您身边 */
.teacher {
  background: url("data:image/gif;base64,R0lGODdhAQABAPAAAMPDwwAAACwAAAAAAQABAAACAkQBADs=") no-repeat top center;
  background-color: #f7f7f7;
  padding: 60px 0;
  box-sizing: border-box;
}
.teacher__item {
  display: inline-block;
  width: 330px;
  text-align: center;
  margin-top: 47px;
  vertical-align: top;
}
.teacher__item--tl {
  font-size: 24px;
  margin: 10px 0;
}
.teacher__item--p {
  font-size: 16px;
}
.teacher__btn {
  text-align: center;
}
.teacher__a {
  display: inline-block;
  width: 156px;
  height: 48px;
  line-height: 48px;
  border: 1px solid #db1d25;
  border-radius: 4px;
  font-size: 20px;
  text-align: center;
  margin: 45px 30px 0;
  transition: all 0.5s;
}
.teacher__a:hover {
  transform: translateY(-5px);
}
.teacher__a1 {
  color: #db1d25;
}
.teacher__a2 {
  background-color: #db1d25;
  color: #fff;
}
/* 把课程装进口袋 */
.app {
  background: url("data:image/gif;base64,R0lGODdhAQABAPAAAMPDwwAAACwAAAAAAQABAAACAkQBADs=") no-repeat top center;
  background-color: #79828a;
  padding: 100px 0 64px;
  box-sizing: border-box;
  color: #fff;
  font-size: 18px;
  position: relative;
}
.app__lf {
  display: inline-block;
  vertical-align: top;
}
.app__tl {
  font-size: 40px;
}
.app__p {
  margin: 30px 0 60px;
}
.app__a {
  display: inline-block;
  width: 156px;
  height: 48px;
  line-height: 48px;
  color: #fff;
  font-size: 20px;
  text-align: center;
  border-radius: 4px;
  transition: all 0.5s;
}
.app__a:hover {
  transform: translateY(-5px);
}
.app__a1 {
  background-color: #ff622b;
  background: linear-gradient(to bottom, #ff8346, #ff622b);
  background: -webkit-gradient(to bottom, #ff8346, #ff622b);
  background: -moz-linear-gradient(to bottom, #ff8346, #ff622b);
  background: -o-linear-gradient(to bottom, #ff8346, #ff622b);
}
.app__a2 {
  background-color: #db1d25;
  background: linear-gradient(to bottom, #ff3434, #db1d25);
  background: -webkit-gradient(to bottom, #ff3434, #db1d25);
  background: -moz-linear-gradient(to bottom, #ff3434, #db1d25);
  background: -o-linear-gradient(to bottom, #ff3434, #db1d25);
}
.app__list {
  display: inline-block;
  margin-left: 300px;
  vertical-align: top;
}
.app__item {
  margin-top: 30px;
}
.app__item img {
  vertical-align: middle;
}
.app__item p {
  display: inline-block;
  vertical-align: middle;
  margin-left: 10px;
}
.app__item--first {
  margin-top: 0;
}
.app__img {
  border-radius: 20px;
  position: absolute;
  top: 46px;
  left: 50%;
  transform: translateX(-50%);
}
/* 为什么8000万人都选择了中大网校？ */
.why {
  background: url("data:image/gif;base64,R0lGODdhAQABAPAAAMPDwwAAACwAAAAAAQABAAACAkQBADs=") top center;
  background-color: #f7f7f7;
  padding: 80px 0 60px;
  box-sizing: border-box;
}
.sBox {
  background: url(../img/time.png) no-repeat center;
  margin: 48px auto 0;
  position: relative;
  height: 510px;
}
.sBox > div {
  width: 450px;
  position: absolute;
  text-align: left;
}
.sBox1 {
  top: 10px;
  left: 55px;
}
.sBox2 {
  right: -48px;
  top: 130px;
}
.sBox3 {
  left: -75px;
  top: 250px;
}
.sBox4 {
  right: 40px;
  bottom: 30px;
}
.sBox1 .sItem__h1 {
  color: #f87171;
  text-align: right;
}
.sBox1 .sItem__h1 span::before {
  top: 6px;
  left: -24px;
  border-color: transparent transparent transparent #f87171;
}
.sBox1 .sItem__text {
  text-align: left;
}
.sBox1 .sItem__text span {
  color: #ff4a19;
  font-weight: 700;
}
.sBox2 .sItem__h1 {
  color: #51d9b1;
}
.sBox2 .sItem__h1 span::before {
  top: 8px;
  right: -20px;
  border-color: transparent #51d9b1 transparent transparent;
}
.sBox3 .sItem__h1 {
  color: #a379ff;
  text-align: right;
}
.sBox3 .sItem__h1 span::before {
  top: 6px;
  left: -24px;
  border-color: transparent transparent transparent #a379ff;
}
.sBox4 .sItem__h1 {
  color: #67a9f9;
}
.sBox4 .sItem__h1 span::before {
  top: 8px;
  right: -20px;
  border-color: #f87171;
  border-color: transparent #67a9f9 transparent transparent;
}
.sItem__h1 {
  font-size: 24px;
  font-weight: 700;
  padding-bottom: 6px;
}
/* 常见问题 */
.answer {
  background: url("data:image/gif;base64,R0lGODdhAQABAPAAAMPDwwAAACwAAAAAAQABAAACAkQBADs=") top center;
  background-color: #f7f7f7;
  padding: 30px 0 60px;
  box-sizing: border-box;
}
.answer__h2 {
  text-align: center;
}
.answer__list {
  margin-top: 20px;
}
.answer__item {
  display: inline-block;
  width: 487px;
  height: 222px;
  border-radius: 10px;
  background-color: #ffffff;
  box-shadow: 0px 2px 10px 0px rgba(0, 32, 63, 0.1);
  padding: 20px 24px;
  box-sizing: border-box;
  margin: 20px 5px 0;
  position: relative;
}
.answer__tl {
  font-size: 18px;
  margin-bottom: 20px;
}
.answer__tl::before {
  display: inline-block;
  content: "";
  width: 24px;
  height: 24px;
  background: url(../img/Q.png) no-repeat;
  vertical-align: middle;
  margin-right: 10px;
}
.answer p {
  font-size: 14px;
}
.answer__btn {
  display: inline-block;
  color: #db1d25;
  width: 56px;
  height: 24px;
  line-height: 24px;
  text-align: center;
  border-radius: 12px;
  border: 1px solid #db1d25;
  position: absolute;
  top: 24px;
  right: 20px;
  transition: all 0.5s;
}
.answer__btn:hover {
  background-color: #db1d25;
  color: #fff;
}
/* 媒体报道 */
.f {
  background: #f3f2f8 no-repeat center;
  background-size: cover;
  padding: 76px 0 80px;
}
.m {
  text-align: center;
}
.mL {
  margin: 28px auto 35px;
  width: 1000px;
  background-color: #fff;
  box-shadow: 0 2px 3px 0 rgba(138, 138, 138, 0.35);
  border-radius: 5px;
  padding: 10px 0;
}
.mI {
  vertical-align: middle;
  display: inline-block;
  margin: 0 8px;
}
.mI--1 {
  width: 85px;
  height: 30px;
  background: url(../img/icons.png) -100px -293px;
}
.mI--2 {
  width: 99px;
  height: 48px;
  background: url(../img/icons.png) -10px -234px;
}
.mI--3 {
  width: 68px;
  height: 32px;
  background: url(../img/icons.png) -167px -356px;
}
.mI--4 {
  width: 84px;
  height: 26px;
  background: url(../img/icons.png) -205px -293px;
}
.mI--5 {
  width: 74px;
  height: 28px;
  background: url(../img/icons.png) -255px -356px;
}
.mI--6 {
  width: 88px;
  height: 37px;
  background: url(../img/icons.png) -328px -232px;
}
.mI--7 {
  width: 70px;
  height: 43px;
  background: url(../img/icons.png) -10px -293px;
}
.mI--8 {
  width: 115px;
  height: 71px;
  background: url(../img/icons.png) -10px -70px;
}
.mI--9 {
  width: 130px;
  height: 28px;
  background: url(../img/icons.png) -328px -10px;
}
.sp {
  margin: 35px auto 50px;
  text-align: center;
}
.sp:after {
  content: "";
  display: block;
  clear: both;
}
.spI {
  font-size: 0;
  text-align: left;
  margin: 0 4px;
  float: left;
  vertical-align: middle;
}
.spI .icon {
  vertical-align: middle;
  margin-right: 7px;
  display: inline-block;
  width: 62px;
  height: 62px;
  background: #fff;
  border-radius: 50%;
}
.spI .text {
  vertical-align: middle;
  display: inline-block;
}
.spI .h1 {
  font-size: 20px;
  font-weight: 700;
  color: #db1d25;
}
.spI .h2 {
  font-size: 16px;
  line-height: 30px;
  color: #666666;
}
.spI--1 .icon {
  background: url(../img/01.png) no-repeat;
}
.spI--2 .icon {
  background: url(../img/02.png) no-repeat;
}
.spI--3 .icon {
  background: url(../img/03.png) no-repeat;
}
.spI--4 .icon {
  background: url(../img/04.png) no-repeat;
}
.spI--5 .icon {
  background: url(../img/05.png) no-repeat;
}
.t {
  font-size: 0;
  text-align: center;
}
.t:after {
  content: "";
  display: block;
  clear: both;
}
.t1 {
  width: 54%;
  border-right: 1px solid #aaa;
  float: left;
}
.t1:after {
  content: "";
  display: block;
  clear: both;
}
.t1Item {
  width: 25%;
  float: left;
}
.t1Item__h {
  margin-bottom: 20px;
  font-size: 16px;
  font-weight: 700;
  color: #666666;
}
.t1Item__c {
  font-size: 14px;
  line-height: 2;
  color: #666666;
}
.t2 {
  width: 45%;
  float: left;
  font-size: 0;
  padding-top: 24px;
  text-align: left;
}
.t2:after {
  content: "";
  display: block;
  clear: both;
  padding-left: 25px;
  box-sizing: border-box;
}
.t2L {
  vertical-align: middle;
  display: inline-block;
  text-align: left;
  font-size: 14px;
}
.t2L1 {
  font-size: 14px;
  color: #666;
  position: relative;
  padding-left: 36px;
}
.t2L1::before {
  content: "";
  display: block;
  width: 21px;
  height: 21px;
  background: url(../img/icons.png) -478px -245px;
  position: absolute;
  top: -4px;
  left: 10px;
}
.t2L2 {
  font-size: 14px;
  color: #666;
  margin: 6px auto 16px;
}
.t2L3__icon {
  display: inline-block;
  width: 24px;
  height: 24px;
  background: url(../img/06.png);
  vertical-align: middle;
  margin-right: 5px;
}
.t2L3 {
  font-size: 18px;
  font-weight: 700;
}
.t2C {
  vertical-align: middle;
  margin: 0 8px 0 20px;
  display: inline-block;
}
.t2C img {
  width: 100%;
  max-width: 100%;
  display: block;
}
.t2R {
  vertical-align: middle;
  display: inline-block;
  text-align: left;
  margin-right: 50px;
}
.t2R1 {
  font-size: 16px;
  color: #666;
  margin-bottom: 6px;
  font-weight: 700;
}
.t2R2 {
  font-size: 14px;
  color: #999999;
}
/* 底部 */
.b {
  padding: 34px 0 20px;
  text-align: center;
}
.bp {
  font-size: 12px;
  line-height: 18px;
  color: #999999;
}
.bLogos {
  font-size: 0;
  margin-top: 20px;
}
.bLogoItem {
  vertical-align: middle;
  margin: 0 8px;
  display: inline-block;
}
.bLogoItem1 {
  width: 103px;
  height: 38px;
  background: url(../img/icons.png) -328px -58px;
}
.bLogoItem2 {
  width: 107px;
  height: 38px;
  background: url(../img/icons.png) -129px -225px;
}
.bLogoItem3 {
  width: 101px;
  height: 38px;
  background: url(../img/icons.png) -328px -174px;
}
.bLogoItem4 {
  width: 102px;
  height: 38px;
  background: url(../img/icons.png) -328px -116px;
}
.bLogoItem5 {
  width: 118px;
  height: 44px;
  background: url(../img/icons.png) -10px -161px;
}