.about_nav_box {
  width: 100%;
  height: 80px;
  line-height: 80px;
  background: #eaeaea;
}

.about_nav {
  width: 90%;
  max-width: 1200px;
  height: 80px;
  margin: 0 auto;
  display: flex;
  align-items: center;
}

.about_nav_box h3 {
  font-size: 22px;
  color: #333;
  font-weight: normal;
}

.about_nav_box span {
  display: block;
  font-size: 28px;
  color: #333;
  margin: 0 -25px 0 9px;
  height: 100%;
}

img.rs {
  width: 20px;
  height: 20px;
  display: inline-block;
}

.about_nav_box li {
  margin-left: 30px;
  list-style: none;
}

.about_nav_box a {
  font-size: 16px;
  color: #333;
}

@media screen and (max-width:991px) {
  .about_nav_box {
    height: 60px;
    line-height: 60px;
  }

  .about_nav {
    height: 60px;
  }

  .about_nav_box h3 {
    font-size: 20px;
  }

  img.rs {
    width: 15px;
  }

  .about_nav_box a {
    font-size: 14px;
  }
}

/*xs*/
@media screen and (max-width:767px) {
  .about_nav_box h3 {
    font-size: 16px;
  }

  .about_nav_box a {
    font-size: 12px;
  }

  .about_nav_box {
    height: 40px;
    line-height: 40px;
  }

  .about_nav {
    height: 40px;
  }
  .about_nav_box li:first-of-type{
    margin-left: 30px;
  }
  .about_nav_box li{
    margin-left: 10px;
  }
}

.about_box {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  min-height:calc(100vh - 300px);
}

.pr-towlist {
  width: 20%;
}

.pr-towlist ul {
  margin: 0px;
  padding: 0px;
}

.pr-towlist ul li {
  list-style: none;
}
/* .pr-towlist ul li.list-item b.hovb ~ ul{
  display:block;
} */
.pr-towlist ul li.list-item b.hovb ~ ul li.active a,
.pr-towlist ul li.list-item ul li:hover a{
  color:#f00;
}
.all-item {
  border-bottom: 1px solid #eaeaea;
  padding-bottom: 10px;
}

.list-item {
  margin: 20px 0;
}

.pr-towlist li b {
  font-size: 16px;
  display: block;
  width: 100%;
  cursor: pointer;
}

.list-item b:after {
  content: '+';
  float: right;
}

.all-item b:after {
  display: none;
}

.list-item ul {
  display: none;
  margin-top: 20px;
}

.list-item li {
  display: block;
  width: 100%;
  cursor: pointer;
  color: #666;
  line-height: 2;
  font-size: 16px;
}

.list-item b.hovb:after {
  content: '-' !important;
  color: #f00;
  font-weight: 900;
  font-size: 20px;
}

.pr-content {
  width: 80%;
  padding-left: 20px;
  padding-top: 20px;
  display: flex;
  flex-wrap: wrap;
}

.about_box .pr-content .col {
  width: 25%;
  padding: 0px 10px;
  transition: ease 1s all;
  box-sizing: border-box;
}

.about_box .pr-content .pr-item {
  box-sizing: border-box;
  text-align: center;
  width: 100%;
}

.about_box .pr-content .pr-item>div {
  width: 100%;
  position:relative;
}
.about_box .pr-content .pr-item img {
  width: 100%;
}

.about_box .pr-content .pr-item>div .imgs_bos {
  position:absolute;
  top:0px;
  left:0px;
  width:100%;
  height:100%;
  opacity:0;
}
.about_box .pr-content .pr-item>div .imgs_bos img{
  width:100%;
  height:100%;
  object-fit: cover;
}

.about_box .pr-content .pr-item>div:hover .imgs_bos{
  opacity:1;
}


.pr-item .title {
  padding: 20px 20px 20px;
}

.pr-item .title h3 {
  color: #666;
  margin-bottom: 4px;
  font-size: 14px;
}

.pr-item p {
  color: #666;
  font-size: 14px;
}

.about_box .pr-content .col:hover h3 {
  color: #f00;
}

@media screen and (max-width:991px) {
  .pr-towlist {
    width: 200px;
  }

  .pr-content {
    width: calc(100% - 200px);
  }

  .about_box .pr-content .col {
    width: 33.333%;
  }
}

@media screen and (max-width:767px) {
  .pr-towlist {
    width: 160px;
  }

  .pr-content {
    width: calc(100% - 160px);
  }

  .about_box .pr-content .col {
    width: 50%;
  }

  .pr-item p {
    font-size: 12px;
  }
}

@media screen and (max-width:550px) {

  /* .about_box .pr-content .col{
      width: 100%;
      padding:0px;
    } */
  .pr-content {
    width: 100%;
    padding: 0px;
  }

  .pr-towlist {
    width: 100%;
    padding: 0px 10px;
  }

  .pr-item p {
    font-size: 12px;
  }
}

@media screen and (max-width:400px) {
  .about_box .pr-content .col {
    width: 100%;
  }

}

.page {
  width: 100%;
  margin: 70px auto;
}
.page div {
  width: 100%;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
}
.page b, .page a {
  cursor: pointer;
  font-size: 14px;
  margin: 3px 10px;
  padding: 5px 10px;

}
.page a {
  text-decoration: none;
  width: 40px;
  height: 40px;
  height: 40px;
  line-height: 40px;
  text-align: center;
  background: #fff;
  border-radius: 100%;
  overflow: hidden;
  box-shadow: 0 1px 11px 0 rgba(0, 0, 0, 0.13);
  box-sizing: border-box;
  color: #666;
  padding: 0;
}
.page a p {
  width: 80px;
  height: 40px;
}
.page a span {
  display: flex;
  width: 40px;
  height: 40px;
  justify-content: center;
  align-items: center;
  float: left;
  font-weight: 900;
}



.pro_more{
  width:90%;
  max-width:1200px;
  margin:0 auto;
  padding-bottom: 40px;
}
.pro_more h2{
  color:#000;border-bottom:1px solid #ddd;margin-bottom:20px;padding:20px 0px;
  font-size: 20px;
  font-weight: bold;
}
.pro_title, .pro_detail {
    color: #000;
    padding: 0px 0px 10px 0px;
    text-align: center;
    font-size: 14px;
}
.pro_title {
    padding-top: 10px;
    font-size: 16px;
    font-weight: bold;
}
.pro_more .swiper_content{
  width:100%;
  position:relative;
}
.swiper_content .swiper_1{
  width: calc(100% - 20px);
  margin:0 auto;
}
.swiper_content .swiper_1 .swiper-slide{
  width:calc(100% / 4 - 30px);
  margin:0 15px;
  display:block;
}
.swiper_content  .swiper-button-next, .swiper_content .swiper-button-prev {
    right: 0%;
    background: #000;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    outline: none;
    background-image:none;
    transform: translateY(-50%);
    margin-top:0px;
    display:flex;
    justify-content: center;
    top: calc(50% - 35px);
}
.swiper_content  .swiper-button-next:after, .swiper_content .swiper-button-prev:after {
    display:none;
}
.swiper_content  .swiper-button-prev{
  right:auto;
  left:0%;
}
.swiper-button-next img {
    transform: rotate(180deg);
}
@media screen  and (max-width:991px){
  .swiper_content .swiper_1 .swiper-slide{
    width:calc(100% / 3 - 30px);
  }
}
/*xs*/
@media screen and (max-width:767px){
  .swiper_content .swiper_1 .swiper-slide{
    width:calc(100% / 2 - 30px);
  }
}
@media screen and (max-width:480px){
  .swiper_content .swiper_1 .swiper-slide{
    width:calc(100%  - 30px);
  }
}

.pro_cont {
  width: 90%;
  max-width: 1200px;
  display: flex;
  margin: 0 auto;
  padding: 40px 0px;
  justify-content: space-between;
}
.nr_right{
  width:45%;
}
.nr_right h3{
  font-size: 20px;
  font-weight: bold;
}
.system_log {
  border-bottom: 1px solid #ddd;
}

.type,
.types {
  width: 100%;

  display: flex;
  justify-content: space-between;
  padding: 10px 0px;
}

.type img.jia,
.type img.jian,
.types img.jia,
.types img.jian {
  width: 20px;
  display: block;
  transition: all linear 0.5s;
}

.type img.jian,
.types img.jian {
  display: none;
}

.type.showl img.jia,
.types.showl img.jia {
  display: none;
}

.type.showl img.jian,
.types.showl img.jian {
  display: block;
}

.type p,
.types p {
  font-size: 15px;
  line-height: 30px;
  text-transform: uppercase;
  display: block;
  width: 100%;
  color: #000;
}

.types p {
  font-weight: 600;
}

.system_log {
  border-bottom: 1px solid #ddd;
}

.system_log .first_dd p,
.system_log .first_dd a {
  font-size: 12px;
  line-height: 30px;
  text-transform: uppercase;
  display: block;
  width: 100%;
  color: #000;
}

.system_log dd,
.system_logs dd {
  display: none;
}

.system_logs .first_dds p {
  font-size: 12px;
  line-height: 30px;
  text-transform: uppercase;
  display: block;
  width: 100%;
  color: #000;
}

.system_log.first_show dd.first_dd {
  display: block;
}
.system_log dd.first_dd:last-of-type{
  padding-bottom:10px;
} 
.system_log.first_show .type img.jia {
  display: none;
}

.system_log.first_show .type img.jian {
  display: block;
}

.system_log.first_show .type.showl img.jia {
  display: block;
}

.system_log.first_show .type.showl img.jian {
  display: none;
}
.nr_left{
  width:50%;
}
.nr_left .show,.nr_left .show img{
  width:100%;
}
.nr_left .swiper_contents{
  width:100%;
  position:relative;
}
.nr_left .swiper_contents .swiper_2{
  width:calc(100% - 100px);
  padding:20px 0px;
}
.nr_left .swiper_contents .swiper_2 .swiper-slide{
  width:calc(100% / 5 - 10px);
  margin:0px 5px;
}
.nr_left .swiper_contents .swiper_2 .swiper-slide img{
  width:100%;
}
.nr_left  .swiper-button-next, .nr_left .swiper-button-prev {
    right: 0%;
    background: #000;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    outline: none;
    background-image:none;
    margin-top:0px;
    transform: translateY(-50%);
    display: flex;
    justify-content: center;
}
.nr_left .swiper-button-next:after, .nr_left .swiper-button-prev:after {
    display:none;
}
.nr_left  .swiper-button-prev{
  right:auto;
  left:0%;
}
@media screen  and (max-width:991px){
  .type, .types{
    padding: 5px 0px;
  }
  .system_log .first_dd p, .system_log .first_dd a{
    line-height: 22px;
  }
  .system_log dd.first_dd:last-of-type {
      padding-bottom: 5px;
  }
  .nr_left .swiper_contents .swiper_2 .swiper-slide{
    width:calc(100% / 3 - 10px);
    margin:0px 5px;
  }
}
/*xs*/
@media screen and (max-width:620px){
  .nr_right h3{
    font-size: 16px;
  }
  .pro_cont{
    flex-wrap: wrap;
  }
  .nr_left {
      width: 100%;
      padding-bottom: 20px;
  }
  .nr_right {
      width: 100%;
      padding-bottom: 20px;
  }
}

.logins {
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0px;
  left: 0px;
  background: rgba(0, 0, 0, 0.4);
  display: block;
  z-index: 9999;

}

.logins .login_form {
  width: 80%;
  max-width:580px;
  transform: translate(-50%, -50%);
  position: absolute;
  top: 50%;
  left: 50%;
  background:#0000005c;
  padding: 40px;
}

.logins .login_form .close_box {
  width: 22px;
  position: absolute;
  top: 10px;
  right: 20px;
  z-index: 10;
}

.logins .login_form .close_box img {
  max-width: 100%;
}

.login_form h2 {
  text-align: center;
  color:#fff;
  font-size: 30px;
  font-weight: 700;
  text-shadow: 1px 18px 46px rgba(11, 55, 75, .2);
  margin-bottom: 40px;
  margin-top: 0px;
}

.login_form .login {
  width: 100%;
}

.login .login_items {
  width: 100%;
}

.login .login_items .tit_top {
  width: 100%;
  height: 30px;
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
}

.tit_top p {
  width: 60%;
  font-size: 16px;
  height: 30px;
  line-height: 30px;
  margin: 0px;
  color:#fff;
}

.tit_top p span {
  color: #f05a30
}

.login .login_items .input_content {
  width: 100%;
  position: relative;
}

.login .login_items .login_input {
  border-radius: 6px;
  border: 1px solid #fff;
  background-color: transparent;
  height: 40px;
  line-height: 40px;
  font-size: 15px;
  text-indent: 15px;
  width: 100%;
  padding-right: 30px;
  margin-bottom: 0px;
  color:#fff;
}
.login .login_items .login_input::-webkit-input-placeholder
{
  color:#fff;	
}		
.login .login_items .login_input:-moz-placeholder
{			
  color:#fff;			
}	
.login .login_items .login_input::-moz-placeholder 								
{			
  color:#fff;			
}	
.login .login_items .login_input:-ms-input-placeholder								
{			
  color:#fff;			
}
.input_content .img_box {
  position: absolute;
  top: 0px;
  right: 8px;
  width: 18px;
  height: 40px;
  display: none;
}

.input_content .img_box img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.login .login_items .error_content {
  width: 100%;
  height: 30px;
  position: relative;
}

.login .login_items .error {
  width: 100%;
  height: 100%;
  line-height: 30px;
  color: #ff4949;
  font-size: 12px;
  position: absolute;
  top: 0px;
  left: 0px;
  transform: rotateX(270deg);
  transition: all linear .5s;
  margin: 0px;
}

.submit {
  width: 100%;
  background:#38598d;
  color: #fff;
  height: 40px;
  line-height: 40px;
  text-align: center;
  border-radius: 6px;
  margin-top: 20px;
  display: block;
  cursor: pointer;
  transition: all linear .3s;
  border: 1px solid #38598d;
}

.submit:hover {
  background: #fff;
  color: #38598d;
  border: 1px solid #fff;
}

.login .login_items.input-bor .error {
  transform: rotateX(0deg);
}

@media screen and (max-width:767px) {
  .logins .login_form {
    width: 90%;
  }

  .login_form h2 {
    margin-bottom: 15px;
  }
}
.fonts_white60 li{
  color: rgba(255,255,255,0.6);
}