html,
body {
  background-color: #fff;
  box-sizing: border-box;
}

figure {
  margin: 0;
}

.b {
  max-width: 100%;
  height: auto;
  vertical-align: top;
}

.m {
  width: 1200px;
  margin: 0 auto;
  min-height: 100px;
}

.mb1 {
  margin-bottom: 10px;
}

.mb2 {
  margin-bottom: 20px;
}

.m_row {
  display: flex;
  justify-content: space-between;
}

.banner {
  background: url(../images/banner.jpg?v=2) no-repeat;
  background-size: cover;
  height: 800px;
  background-position: center;
}

.banner_a {
  width: 1200px;
  height: 800px;
  display: flex;
}

/* btn */
.btn {
  display: flex;
  justify-content: center;
}

.btn a {
  border-radius: 100px;
  font-size: 24px;
  color: #fff;
  text-align: center;
  line-height: 70px;
  background-color: #b81b26;
  width: 450px;
}

.btn a:hover {
  color: #fff;
}

.m1,
.m2,
.m3,
.m4,
.m5,
.m6 {
  padding: 60px 0 60px;
}

.m2 {
  background: url(../images/m2_bg.jpg) no-repeat;
  background-size: cover;
  background-position: center bottom;
}

.m4 {
  background: url(../images/m4_bg.jpg) no-repeat;
  background-size: cover;
  background-position: center bottom;
}

.m6 {
  background: url(../images/m6_bg.jpg) no-repeat;
  background-size: cover;
  background-position: center bottom;
}

.block {
  width: 13px;
  height: 13px;
  background-color: #d0c3ae;
}

.block {
  position: absolute;
}

.block:nth-child(1) {
  left: 0;
  top: 0;
}

.block:nth-child(2) {
  right: 0;
  top: 0;
}

.block:nth-child(3) {
  left: 0;
  bottom: 0;
}

.block:nth-child(4) {
  right: 0;
  bottom: 0;
}

.title_p {
  font-size: 20px;
  line-height: 36px;
  text-indent: 2em;
  color: #333333;
}

/* m1 */
.m1_slider {
  width: 1200px;
}

.m1_slider .hd {
  margin: 40px 0 10px;
}

.m1_slider .hd ul {
  display: flex;
  justify-content: space-between;
}

.m1_slider .hd ul li {
  padding: 15px 0;
  cursor: pointer;
  background: #f3ece1;
  line-height: 38px;
  color: #333;
  text-align: center;
  width: 235px;
  border: 1px solid #d0c3ae;
}

.m1_slider .hd ul li .p1 {
  font-size: 28px;
  color: #b81b26;
}

.m1_slider .hd ul li.on {
  border: 1px solid #b81b26;
  color: #fff;
  background: #b81b26;
}

.m1_slider .hd ul li.on .p1 {
  color: #fff;
}

.m1_slider .bd li {
  border: 1px solid #d0c3ae;
  background-color: #f3ece1;
  padding: 20px 0 20px 15px;
  display: flex;
}

.m1_slider_c {
  width: 440px;
}

.m1_slider_c p {
  font-size: 24px;
  line-height: 26px;
  color: #b81b26;
  text-align: center;
  padding: 15px 0 15px;
}

.m1_slider_c_p {
  position: absolute;
  left: 2px;
}

.m1_slider_c_r {
  width: 620px;
  margin-left: 60px;
}

.m1_r_head {
  margin-bottom: 20px;
  background-color: #fff;
}

.m1_r_tip {
  width: 115px;
  font-size: 36px;
  line-height: 100px;
  height: 100px;
  color: #fff;
  background-color: #b81b26;
  font-weight: 600;
  position: relative;
  text-align: right;
}

.m1_r_tip::after {
  content: "";
  border: 50px solid transparent;
  position: absolute;
  border-left: 30px solid #b81b26;
  z-index: 0;
}

.m1_r_head_c {
  flex: 1;
  padding-left: 30px;
  text-indent: 1em;
}

.m1_r_head_c h4 {
  font-size: 28px;
  line-height: 50px;
  color: #b81b26;
  border-bottom: 1px dashed #b5b5b5;
  font-weight: 500;
}

.m1_r_head_c p {
  font-size: 24px;
  line-height: 49px;
  color: #333;
}

.m1_img_r {
  width: 240px;
  height: 200px;
}

.m1_r_foot {
  align-items: center;
  height: 200px;
  margin-bottom: 30px;
  background-color: #fff;
}

.m1_r_ul {
  flex: 1;
  margin-left: 30px;
}

.m1_slider .bd li.m1_r_li {
  border: none;
  display: block;
  background-color: #fff;
  padding: 0;
  flex: 1;
  font-size: 20px;
  line-height: 36px;
  color: #333;
}

.btn .m1_a {
  width: 400px;
  line-height: 60px;
  padding: 0;
}

/* m1 end */

/* m2 */

/* m2end */

/* m3 */
.m3_table {
  margin: 40px 0 30px;
  border: 1px solid #d0c3ae;
  width: 100%;
  text-align: center;
}

.m3_table td:nth-child(1) {
  background-color: #fcf3f4;
  font-size: 24px !important;
  color: #b81b26;
  width: 300px;
}

td:nth-child(2) {
  color: #999999;
  width: 440px;
}

td:nth-child(3) {
  color: #333;
  background-color: #f3ece1;
}

.m3_table td {
  border-right: 1px solid #d0c3ae;
  border-bottom: 1px solid #d0c3ae;
  height: 60px;
  font-size: 20px;
}

.td_h {
  height: 90px !important;
}

.m3_table_head {
  font-size: 24px !important;
  color: #b81b26 !important;
  height: 70px !important;
}

/* m3end */

/* m4 */

.m_figure {
  margin: 40px 0 30px;
}

.m_figure:last-child {
  margin-top: 0;
}

.m_figure li {
  width: 360px;
  padding: 10px;
  position: relative;
  border: 1px solid #d0c3ae;
}

.m4_ul .m4_li {
  width: 550px;
}

.m_figure li h3 {
  margin-top: 10px;
  font-size: 28px;
  font-weight: 500;
  line-height: 36px;
  padding: 10px 0;
  color: #b81b26;
  border-bottom: 1px dashed #d0c3ae;
  text-align: center;
}

.m_figure li p {
  font-size: 24px;
  line-height: 30px;
  color: #333333;
  text-align: center;
  padding: 20px 0;
}

.m_figure li img {
  position: relative;
  z-index: 9;
}

.m4_p {
  font-size: 20px;
  line-height: 30px;
  text-indent: 2em;
  margin: 30px 0 20px;
}

.m_figure li.m4_li h3 {
  font-size: 24px;
  margin: 0;
  line-height: 30px;
  padding: 15px 0;
}
.m_figure li.m4_li p {
  font-size: 20px;
}
/* m4end */

/* m5 */
.m5_slider {
  width: 1200px;
  margin-top: 30px;
  margin-bottom: 40px;
}

.m5_slider .hd {
  margin-bottom: 10px;
}

.m5_slider .hd ul {
  display: flex;
  justify-content: space-between;
}

.m5_slider .hd ul li {
  padding: 12px 0;
  cursor: pointer;
  background: #d0c3ae;
  font-size: 24px;
  line-height: 30px;
  color: #fff;
  text-align: center;
  width: 235px;
  box-sizing: border-box;
}

.m5_slider .hd ul li .p1 {
  font-size: 30px;
  font-weight: 600;
}

.m5_slider .hd ul li.on {
  color: #fff;
  background: #b81b26;
}

.m5_li {
  background-color: #f3ece1;
  border: 1px solid #d0c3ae;
  box-sizing: border-box;
  padding: 20px;
}

.m5_li_p {
  font-size: 20px;
  line-height: 30px;
  padding: 15px 10px;
  color: #333;
}

/* m5end */
/* m6 */

.m6_slider {
  width: 1200px;
  margin-top: 30px;
  margin-bottom: 40px;
}

.m6_slider .hd {
  margin-bottom: 10px;
}

.m6_slider .hd ul {
  display: flex;
  justify-content: space-between;
}

.m6_slider .hd ul li {
  padding: 8px 0;
  cursor: pointer;
  background: #d0c3ae;
  font-size: 30px;
  line-height: 36px;
  color: #fff;
  text-align: center;
  width: 295px;
  box-sizing: border-box;
}

.m6_slider .hd ul li.on {
  color: #fff;
  background: #b81b26;
}

.m6_slider .bd li {
  position: relative;
  height: 530px;
}

.zj_p {
  position: absolute;
  bottom: 0;
  left: 0;
  font-size: 20px;
  line-height: 30px;
  background-color: rgba(177, 162, 137, 0.9);
  padding: 20px;
  color: #fff;
}

.m6_btn {
  margin-bottom: 70px;
}

/* m6end */

.irow4,
.irow5 {
  display: none;
}