body,
html {
  margin: 0;
  padding: 0;
  font-family: sans-serif, Arial, Helvetica;
  width: 100%;
  height: 100%;
  color: rgb(0, 0, 0);
  position: relative;
}

.h_bar {
  overflow: hidden;
}

img {
  border: 0px;
}

a {
  text-decoration: none;
}

::-webkit-scrollbar {
  width: 5px;
}

::-webkit-scrollbar-thumb {
  background: #888;
  border-radius: 2px;
}

::-webkit-scrollbar-track {
  background: #000000;
}

#head_menu {
  position: fixed;
  width: 100%;
  max-height: 100%;
  overflow-y: auto;
  z-index: 999 !important;
  top: 0;
  background-color: rgba(40, 40, 40, 1);
}

#head_menu section {
  width: 100%;
  margin: 0 auto;
}

#head_menu article {
  max-width: 1280px;
  margin: 0 auto;
  text-align: right;
  padding: 0;
}

#logo_area {
  float: left;
  height: 40px;
  padding: 10px 0%;
}

#logo_area img {
  width: 150px;
  max-height: 40px;
  max-width: 200px;
}

#menu_container {
  overflow-y: hidden;
  transition: 0.3s;
  position: relative
}

#menu_item {
  margin: 0;
}

#menu_item li {
  display: inline-block;
}

#menu_item li a {
  display: block;
  padding: 19px 6px;
  cursor: pointer;
  font-size: 16px;
  text-decoration: none;
  color: rgb(171, 205, 3);
  font-weight: 100
}

#menu_item li a:hover {
  color: rgba(72, 42, 19, 0.7)
}

#menu_item li:last-child {
  margin-right: 60px
}

#menu_button {
  display: none;
  cursor: pointer;
}

.bar1,
.bar2,
.bar3 {
  width: 35px;
  height: 3px;
  background-color: rgb(171, 205, 3);
  margin: 6px 0;
  transition: 0.4s;
}

.change_button .bar1 {
  -webkit-transform: rotate(-45deg) translate(-9px, 5px);
  transform: rotate(-45deg) translate(-9px, 5px);
}

.change_button .bar2 {
  opacity: 0;
}

.change_button .bar3 {
  -webkit-transform: rotate(45deg) translate(-8px, -4px);
  transform: rotate(45deg) translate(-8px, -4px);
}

#older_icon {
  position: absolute;
  right: 10px;
  top: 10px
}

#older_icon img {
  width: 30px
}

.section_wrapper {
  width: 100%;
  text-align: center;
  overflow: hidden;
}

.section_container {
  display: flex;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  text-align: center;
  flex-wrap: wrap;
}

.container_head {
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.container_head h2,
.container_head h4 {
  font-style: normal;
  margin: 0;
  padding: 0;
}

.container_head h2 {
  font-weight: 400;
}

.container_head h4 {
  color: #b0b0b0;
  font-weight: 300;
  font-size: 12px;
}

.dot {
  height: 8px;
  width: 8px;
  background-color: rgb(171, 205, 3);
  border-radius: 50%;
  display: inline-block;
}

.dot_line {
  border-left: #b0b0b0 solid 1px;
  margin: 2px auto;
  height: 30px;
}

.Main_painting {
  background-color: #fff;
  overflow: hidden;

}

.Main_painting.f_page {
  height: 80%;
  max-height: 650px;
}

.ps_page {
  height: 40%;
}

.Main_painting:nth-of-type(even) {
  background-color: #f9f9f9;
}

.Main_painting_content {
  text-align: center;
  position: relative;
  margin-top: 60px;
  background-image: url(../image/1.jpg);
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.Main_painting_content .animation-element {
  padding: 2%;
  font-weight: bold;
  color: rgb(171, 205, 3);
}

.f_page .Main_painting_content .animation-element {
  font-size: 5vh;
  text-shadow: 0.3vh 0.3vh #333;
}

.ps_page .Main_painting_content .animation-element {
  background-color: rgba(0, 0, 0, 0.5);
  padding: 2vw 10vw;
}

.ps_page .animation-element p {
  margin: 0;
}

.ps_page .animation-element p:nth-child(1) {
  font-size: min(3vw, 30px);
}

.ps_page .animation-element p:nth-child(2) {
  font-size: min(1.2vw, 12px);
  font-weight: 200;
}

.f_page_au_wp {
  background-color: rgb(240, 240, 240);
  padding: 10vh 0;
}

.f_page_au_wp .section_container {
  align-items: stretch;
  text-align: left;

}

.f_page_au_wp .slide-left {
  width: 40%;
  background-color: rgb(255, 255, 255);
  padding: 5%;
  z-index: 2;
}

.f_page_au_wp .slide-right {
  width: 50%;
}

.f_page_au_wp .au_line {
  width: 50%;
  float: left;
  border: none;
  border-bottom: 1px solid #b0b0b0;
}

.f_page_au_wp .au_line::before {
  content: "";
  position: absolute;
  border: none;
  width: 10%;
  height: 3px;
  background-color: rgb(171, 205, 3);
  transform: translate3d(-1px, -2px, 0px);
}

.f_page_au_wp .au_text p {
  text-indent: 2vh;
  margin: 0;
  line-height: 2;
  color: #797979;
  font-weight: 300;

}

.circle_bnt {
  height: 60px;
  width: 60px;
  border-radius: 100%;
  position: absolute;
  background-color: rgb(255, 255, 255);
  position: absolute;
  top: 50%;
  right: -25px;
  transform: translateY(-50%);
  outline: 1px solid rgb(171, 205, 3);
  outline-offset: -10px;
  display: flex;
  align-items: center;
}

.css_arrow_right {
  border: solid rgb(171, 205, 3);
  border-width: 0 1.5px 1.5px 0;
  display: inline-block;
  padding: 5px;
  margin: 0 22px;
  transform: rotate(-45deg);
  -webkit-transform: rotate(-45deg);
}

.f_page_au_wp .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.f_page_au_wp .swiper-pagination {
  position: relative;
  margin-top: -5px;
  text-align: center;
}

.f_page_au_wp .swiper-pagination-bullet {
  border-radius: 0;
  width: 8%;
  margin: 2px;
  height: 4px;
}

.f_page_au_wp .swiper-pagination-bullet-active {
  background-color: #b0b0b0;
}


.f_page_v_wp {
  padding: 5vh 0;
  background-color: rgb(255, 255, 255);
  margin: 0 auto 5vh auto;
}

.ps_page_v_wp {
  padding: 3vh 0;
}

.f_page_v_wp .section_container {

  align-items: stretch;
  justify-content: space-between;
}

.f_page_v_wp .slide-left,
.f_page_v_wp .slide-right {
  width: 48%;
}

.ps_page_v_wp .slide-left,
.ps_page_v_wp .slide-right {
  width: 100%;
  margin: 0 auto;
}

.video_headname {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.f_page_v_wp .video_headname {
  justify-content: flex-start;
}

.ps_page_v_wp .video_headname {
  justify-content: center;
  margin: 10px;
}

.video_headname .circle-right-icon {
  height: 20px;
  width: 20px;
  margin: 0 10px;
  --ouline-color: rgba(255, 255, 255, 0);
  --circle-color: rgb(171, 205, 3);
  --arrow-color: rgba(255, 255, 255, 0);
}

video {
  padding: 5% 0;
  max-width: 99.9%;
  background-color: rgb(0, 0, 0);
  border: none;
  display: block;
}

.ps_page_v_wp video {
  padding: 0 5%;
  width: 90%;
  max-width: 768px;
  margin: 0 auto;
}

.learn_more_bnt {
  margin: 50px 0;
}

.learn_more_bnt span {
  margin: 0 auto;
  background-color: black;
  color: #fff;
  padding: 1vh 5vh;
  margin-top: 50px;
}

.introduction {
  padding: 40px 0 60px 0;
}

.introduction .section_container {
  flex-wrap: nowrap;
  column-gap: 1%;
}

.introduction.p1 {
  background-color: rgb(240, 240, 240);
}

.introduction.p2 .section_container {
  max-height: 300px;
  height: 25vw;
}

.introduction.p1 .img_o_box {
  width: 25%;
  ;
  margin-bottom: 20px;
}

.introduction .img_box {
  height: 100%;
  overflow: hidden;
  margin-bottom: 5px;
}

.introduction .img_o_box img {
  width: 100%;
  object-fit: cover;
  height: 100%;
  transition: all 200ms linear;
}

.introduction .img_o_box .z_ef img:hover {
  transform: scale(1.25);
}

.introduction.p2 .img_o_box:nth-child(1) {
  flex: 40%;
}

.introduction.p2 .img_o_box:nth-child(2) {
  flex: 40%;
}

.introduction.p2 .img_o_box:nth-child(3) {
  flex: 20%;
}

.parter_wp {
  padding-bottom: 50px;
}

.parter_wp div div:nth-child(2) img {
  padding-bottom: 50px;
}

.parter_wp div div:nth-child(3) img {
  padding-bottom: 50px;
}

.au_container {
  width: 100%;
  max-width: 1280px;
  display: grid;
  grid-template-columns: 50% 50%;
  margin: 0% auto;
  text-align: left;

}

.page_au_wp {
  background-color: rgb(240, 240, 240);
  padding: 10vh 0;

}

.page_au_wp .slide-left {
  background-color: rgb(255, 255, 255);
  padding: 0%;
  z-index: 2;
}

.page_au_wp .au_line {
  width: 100%;
  float: left;
  border: none;
  border-bottom: 1px solid rgb(171, 205, 3);
}

.page_au_wp .au_line::before {
  display: none;
  content: "";
  position: absolute;
  border: none;
  width: 10%;
  height: 3px;
  background-color: rgb(171, 205, 3);
  transform: translate3d(-1px, -2px, 0px);
}

.page_au_wp .au_text p {
  text-indent: 2vh;
  margin: 0;
  line-height: 2;
  color: #797979;
  font-weight: 300;

}

.page_au_wp .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.page_au_wp .swiper-pagination {
  position: relative;
  margin-top: -5px;
  text-align: center;
}

.page_au_wp .swiper-pagination-bullet {
  border-radius: 0;
  width: 8%;
  margin: 2px;
  height: 4px;
}

.page_au_wp .swiper-pagination-bullet-active {
  background-color: #b0b0b0;
}

.au_content_sl2 {
  height: 100%;
  width: 100%;
  grid-row-gap: 0;
  display: grid;
  grid-template-rows: 95px auto;
}

.au_content_sl2 .slide-right {
  width: 90%;
}

.au_content_sl2 .part_1 {
  display: grid;
  grid-template-columns: 60% 40%;
  background-color: rgba(245, 242, 242, 0);
  grid-template-rows: 50px;
  margin: 0;
  padding: 5% 0% 0 5%;
}

.au_content_sl2 .part_2 {
  background-color: rgb(255, 255, 255);
  padding: 2% 5%;
}

.contact_part .slide-left {
  width: 34%;
  padding: 20px 3%;
  background-color: rgb(240, 240, 240);
}

.contact_part .slide-right {
  width: 60%;
}

.contact_part {
  padding: 10vh 0;
}

.contact_part table {
  width: 100%;
  border-collapse: collapse;
  table-layout: auto;
  color: #797979
}

.contact_part table tr {
  text-align: left;
}

.contact_part table th {
  border-bottom: rgb(171, 205, 3) 1px solid;
  font-size: 25px;
  font-weight: 400;
  padding: 10px 0;
  color: #000000
}

.contact_part table tr:nth-child(1) td {
  padding-top: 20px 0;
}

.contact_part table tr td:first-child {
  white-space: nowrap;
}

.contact_part table tr td {
  vertical-align: top;
  font-size: 14px;
  padding: 10px 2px;
}

.contact_part table svg {
  vertical-align: bottom;
  height: 20px;
  background-size: cover;
  width: 30px;
}

.contact_part table a {
  color: #797979
}

footer {
  background-color: rgba(40, 40, 40, 1);
  color: #b0b0b0
}

footer .section_container {
  padding: 20px 5%;
  width: 90%;
  column-gap: 20px;
  flex-wrap: nowrap
}

footer .section_container div {
  width: 33%;
  font-size: 12px;
}

footer .section_container svg {
  width: 100%;
  height: 25px;
}

footer a {
  color: #b0b0b0
}

.sub_foot {
  background-color: rgba(0, 0, 0, 1);
  padding: 10px;
  color: #FFF;
  font-weight: 200;
  font-size: 12px;
}

@media screen and (max-width: 768px) {
  #head_menu article {
    text-align: center;
    height: auto;
    padding: 0px;
  }

  #menu_button {
    display: inline-block;
    position: absolute;
    top: 15px;
    left: 5%;
  }

  #logo_area {
    width: 100%;
    margin-left: 0px;
    float: none;
  }

  #menu_container {
    padding: 0px 0px;
    position: static
  }

  #menu_item li {
    width: 100%;
    float: none;
    display: block;
    padding: 0px 0px;
    text-align: left;
  }

  #menu_item {
    padding: 0;
    margin: 0;
  }

  #menu_item li:nth-child(odd) {
    background-color: rgba(255, 255, 255, 0.1);
  }

  #menu_item li {
    background-color: rgba(255, 255, 255, 0.1);
  }

  #menu_item li a {
    font-size: 18px;
    padding: 10px 5%;
    color: rgb(171, 205, 3);
  }

  #menu_item li a:hover {
    color: #666
  }

  .Main_painting {
    background-color: #fff;
    overflow: hidden;
    height: 40%;
  }

  .Main_painting_content .animation-element {
    font-size: 3vh;
  }

  .f_page_au_wp .slide-left,
  .f_page_au_wp .slide-right {
    width: 100%;
  }

  .circle_bnt {
    display: none;
  }

  .f_page_v_wp .slide-left,
  .f_page_v_wp .slide-right {
    width: 100%;
  }

  .f_page_v_wp .video_headname {
    justify-content: center;
    margin: 10px;
  }

  .page_au_wp {
    background-color: rgb(240, 240, 240);
    padding: 10px 0;

  }

  .au_container {
    grid-template-columns: 100%;
    padding-bottom: 50px;
  }

  .page_au_wp .slide-left {
    order: 1;

  }

  .au_content_sl2 {
    width: 100%;
  }

  .au_content_sl2 .part_1 {
    grid-template-columns: 100%;
  }

  .page_au_wp .au_line {
    border-bottom: 1px solid #b0b0b0
  }

  .page_au_wp .au_line::before {
    display: block;
  }

  .au_content_sl2 .part_2 {
    padding: 5% 5%;
  }

  .contact_part {
    padding: 50px 0;
  }

  .contact_part .slide-right,
  .contact_part .slide-left {
    width: 100%;
  }

  .contact_part .slide-right {
    height: 350px;
  }

  .contact_part {
    padding: 50px 0;
  }

  .contact_part .slide-right,
  .contact_part .slide-left {
    width: 100%;
  }

  .contact_part .slide-right {
    height: 350px;
  }

  .introduction.p1 .section_container {
    flex-wrap: wrap;
    padding: 0 4%;
    gap: 2%;
  }

  .introduction.p1 .img_o_box {
    width: 45%;
    margin-bottom: 50px;
    height: 60vw;
  }

  .introduction.p2 .section_container {
    flex-wrap: wrap;
    gap: 2%;
  }

  .introduction.p2 .section_container {
    height: auto;
    max-height: none;
  }

  .introduction.p2 .img_o_box {
    width: 45%;
    margin-bottom: 50px;
    height: 150px;
  }

  .introduction.p2 .img_o_box:nth-child(1) {
    flex: none;
    width: 100%;
    height: 250px;
  }

  .introduction.p2 .img_o_box:nth-child(2) {
    width: 60%;
  }

  .introduction.p2 .img_o_box:nth-child(3) {
    width: 40%;
  }

  footer .section_container {
    flex-wrap: wrap;
    width: 100%;
    padding: 10px 0;
    column-gap: 0
  }

  footer .section_container div {
    width: 50%;
    padding: 10px 0;
  }

  footer .section_container div:nth-child(3) {
    width: 100%;
  }

}