:root {
  --color: #00923f;
  --sub-color: #901102;
  --body-bg: #ffffff;
  --footer-bg: #787878;
  --text-color: #333;
  --ccc: #ccc;
  --eee: #eee;
  --white: #fff;
}
body {
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-color);
  background-color: var(--body-bg);
  font-family: "微软雅黑", arial, helvetica, sans-serif;
  overflow-x: hidden;
}

body,
html {
  height: 100%;
  position: relative;
}

a {
  color: var(--text-color);
}
button,
span,
input,
div,
div:focus,
button:focus,
span:focus,
input:focus {
  outline: 0 !important;
}
a:hover,
a:focus {
  color: var(--color);
  text-decoration: none;
}

body,
dl,
dt,
dd,
ul,
ol,
li,
pre,
form,
fieldset,
input,
p,
blockquote,
th,
td {
  font-weight: 400;
  margin: 0;
  padding: 0;
}

h1,
h2,
h3,
h4,
h4,
h5 {
  margin: 0;
  padding: 0;
}

table {
/*  border-collapse: collapse;
*/}

ol,
ul,
li {
  list-style-image: none;
  list-style-position: outside;
  list-style-type: none;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.ttu {
  text-transform: uppercase;
}
.my-6 {
  margin-top: 4rem;
  margin-bottom: 4rem;
}

/* logo */
.logo {
  margin-right: 20px;
}
.logo a {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo img {
  max-width: 80px;
}
.logo .logo_txt {
  margin-left: 20px;
}
.logo_txt h2 {
  font-size: 30px;
  font-weight: bold;
  letter-spacing: 4px;
  margin-top: 25px;
}
.logo_txt p {
  font-size: 16px;
  text-transform: uppercase;
}
.tell {
  margin-left: 10px;
  margin-top: -5px;
}
/* top */
.logo_text b {
  font-size: 32px;
}
.logo_text span {
  font-size: 18px;
  text-transform: uppercase;
  color: #666;
  letter-spacing: 2px;
}
.w-80 {
  position: relative;
  width: 80%;
  margin-left: auto;
  margin-right: auto;
}
.menu > li {
  position: relative;
  flex: auto;
}
.menu > li > a {
  color: var(--text-color);
  font-size: 16px;
  padding: 20px 5px;
  margin: 0 0.5vw;
  display: inline-block;
  text-transform: uppercase;
  border-bottom: 3px solid transparent;
  transition: all 0.5s;
}
.menu > li:hover > a,
.menu > li.active > a {
  border-bottom-color: var(--color);
  font-weight: bold;
  color: var(--color);
}
.tell span {
  font-size: 14px;
}
.tell p {
  font-size: 24px;
  line-height: 1;
}
.menu_drop {
  position: absolute;
  left: 0;
  min-width: 100%;
  white-space: nowrap;
  background-color: var(--body-bg);
  display: none;
  padding: 4px 0;
  border-radius: 4px;
  z-index: 99;
  box-shadow: 3px 3px 8px 2px rgba(0, 0, 0, 0.2);
}

.menu_drop li a {
  color: var(--text-color);
  display: block;
  text-align: center;
  line-height: 2;
  transition: all 0.5s;
}

.menu_drop li:hover a {
  background-color: var(--color);
  color: var(--body-bg);
}

.swiper-pagination span {
  width: 12px;
  height: 12px;
}

.index-banner .swiper-pagination-bullet.swiper-pagination-bullet-active {
  background-color: var(--color);
}

/* banner */
.index-banner .swiper-button-next.swiper-button-white,
.index-banner .swiper-button-prev.swiper-button-white {
  background-color: rgba(0, 0, 0, 0.2);
}
.index-banner .swiper-button-prev,
.index-banner .swiper-button-next {
  background-size: 60%;
}
.swiper-button-white:after {
  font-size: 22px;
}
/* 右边 */
.side_kefu {
  display: none;
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
}

.side_kefu li {
  position: relative;
  margin-bottom: 5px;
}

.side_kefu li i {
  font-size: 20px;
}

.side_kefu li.toTop {
  cursor: pointer;
}

.side_kefu li.toTop i {
  font-size: 24px;
}

.side_kefu li .side_kefu_con {
  position: absolute;
  background-color: var(--body-bg);
  border: 1px solid var(--ccc);
  border-radius: 5px;
  right: 0;
  top: 0;
  padding: 5px 10px;
  transition: all 0.5s;
  transform: translateX(100%);
  z-index: -1;
  white-space: nowrap;
}

.side_kefu li:hover .side_kefu_con {
  transform: translateX(-50px);
}

.side_kefu_con:after {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  border: 1px solid var(--ccc);
  border-color: transparent var(--ccc) var(--ccc) transparent;
  -webkit-transform: rotate(-45deg);
  transform: rotate(-45deg);
  position: absolute;
  right: -6px;
  top: 10px;
  background-color: var(--body-bg);
}

.side_kefu li span {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 40px;
  height: 40px;
  background-color: var(--color);
  color: var(--body-bg);
}

@media (min-width: 1500px) {
  .container {
    max-width: 1480px;
  }
}

@media (max-width: 1200px) {
  .my-6 {
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
  }
}
@media (max-width: 1500px) {
  .right > img,
  .right .tell {
    display: none;
  }
}
.wx {
  position: relative;
  z-index: 99;
}
.wx > img {
  cursor: pointer;
  width: 40px;
  margin-left: 8px;
}
.wx span {
  position: absolute;
  right: 0;
  top: 100%;
  max-width: 120px;
  /* box-shadow: 2px 2px 8px rgba(0, 0, 0, 0.2); */
  padding: 3px;
  transition: all 0.5s;
  opacity: 0;
  visibility: hidden;
}
.wx span img {
  max-width: 120px;
}
.wx:hover span {
  opacity: 1;
  visibility: visible;
}

.youshi {
  margin-top: 2vw;
}
.youshi {
  background-color: var(--color);
  color: #fff;
  padding: 2vw 0;
}
.youshi h2 {
  font-size: 40px;
  font-weight: bold;
}



@media screen and (max-width:781px) {
.youshi h2 {
  font-size: 18px;
  font-weight: bold; margin-top:20px
}	
	}
.youshi span {
  display: block;
  width: 70px;
  height: 2px;
  margin: 0 auto;
  background-color: #fff;
  margin-top: 10px;
  margin-bottom: 20px;
}
.youshi p {
  font-size: 20px;
  font-weight: bold;
}

/* products */
.pro_bg {
  background: url(../images/pro_bg.jpg) no-repeat left top;
  margin-top: 3vw;
  margin-bottom: 3vw;
  padding-top: 3vw;
}
.pro_title h2 {
  font-size: 35px;
  font-weight: bold;
}
.pro_title span {
  display: inline-flex;
  width: 55px;
  height: 2px;
  background-color: #000;
  flex-direction: row-reverse;
}
.pro_title em {
  width: 4px;
  background-color: #fff;
  margin-right: 8px;
}
.pro_title p {
  text-transform: uppercase;
  font-size: 24px;
  color: #dbdbdb;
}
.pro_con_bg {
  background-color: #fff;
  padding: 3vw;
  padding-right: 0;
  padding-bottom: 0;
}

.pro_title_list {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 16px;
  margin-bottom: 2vw;
}


@media screen and (max-width:781px) {
	
.pro_title_list {
  display: block;
  justify-content: space-between;
  align-items: left;
  font-size: 16px;
  margin-bottom: 2vw;
}	
	
.pro_title_list li{ float:left; width:33.3%; height:40px; line-height:40px}
	}

.pro_title_list li a {
  transition: all 0.5s;
}
.pro_title_list li a:hover {
  color: var(--color);
  font-weight: bold;
}
.pro_list_home p {
  font-size: 18px;
  transition: all 0.5s;
  margin-top: 5px;
}


@media screen and (max-width:781px) {
	
.pro_list_home p {
  font-size: 16px;
  transition: all 0.5s;
  margin-top: 5px; height:40px; line-height:40px; overflow:hidden
}
	}
.pro_list_home span {
  color: #999;
}

.case_bg {
  margin-bottom: 3vw;
}
/* abouts */
.abouts_bg {
  background: url(../images/ab_bg.jpg) no-repeat right center;
}
.abouts_l em {
  font-style: normal;
  font-size: 18px;
  color: var(--color);
  font-weight: bold;
}
.abouts_l h2 {
  font-size: 42px;
  font-weight: bold;
  margin: 1vw 0;
}

@media screen and (max-width:781px) {
	
.abouts_l h2 {
  font-size: 22px;
  font-weight: bold;
  margin: 1vw 0;
}
	}

.abouts_l h3 {
  font-weight: bold;
  color: #bfbfbf;
  font-size: 60px;
}
.abouts_l h4 {
  font-weight: bold;
  font-size: 38px;
}
.abouts_l span {
  display: inline-flex;
  width: 55px;
  height: 2px;
  background-color: #000;
  flex-direction: row-reverse;
}



.abouts_l span em {
  width: 4px;
  background-color: #fff;
  margin-right: 8px;
}
.abouts_content {
  margin-top: 2vw;
  margin-bottom: 8vw;
}
.abouts_content p {
  text-indent: 2em;
  margin-bottom: 2vw;
  font-size: 18px;
}

@media screen and (max-width:781px) {
	
.abouts_content p {
  text-indent: 2em;
  margin-bottom: 2vw;
  font-size: 16px;
}
	}

.abouts_content a {
  font-weight: bold;
  font-size: 14px;
}
.abouts_r {
  padding-top: 3vw;
}
.abouts_r video {
  width: 100%;
  height: 410px;
}

/* service */
.service {
  display: flex;
  justify-content: space-between;
  padding-left: 5px;
  padding-right: 5px;
}
.service li {
  flex: 0 0 auto;
  width: 20%;
  padding: 0 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
}



.service li h2 {
  font-size: 18px;
  font-weight: bold;
  color: var(--color);
  margin: 0.5vw 0;
}
.service li p {
  font-weight: bold;
  color: #666666;
  font-size: 16px;
  width: 70%;
  margin: 0 auto;
}


@media screen and (max-width:781px) {
	.service {
  display:block;
  justify-content: space-between;
  padding-left: 5px;
  padding-right: 5px;
}

.service li {
  flex: 0 0 auto;
  width: 50%;
  padding: 0 0px;
  display: flex;
  flex-direction: column;
  align-items: center; float:left
}

.service li p {
  font-weight: bold;
  color: #666666;
  font-size: 14px;
  width: 80%;
  margin: 0 auto;
}
	}


@media screen and (max-width:481px) {
	.service {
  display:block;
  justify-content: space-between;
  padding-left: 5px;
  padding-right: 5px;
}

.service li {
  flex: 0 0 auto;
  width: 100%;
  padding: 0 0px;
  display: flex;
  flex-direction: column;
  align-items: center; float:left; margin-bottom:20px
}

.service li p {
  font-weight: bold;
  color: #666666;
  font-size: 14px;
  width: 90%;
  margin: 0 auto;
}
	}



.mb-6 {
  margin-bottom: 3vw;
}
.mb-5 {
  margin-bottom: 3vw;
}

/* case */
.case_list {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  font-size: 16px;
  margin-bottom: 2vw;
  margin-top: -40px;
}

.case_news_li {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  font-size: 16px;
  margin-bottom: 2vw;
  margin-top: -40px;
}

@media screen and (max-width:781px) {
.case_list {
  display: block;
  align-items: center;
  font-size: 16px;
  margin-bottom: 2vw;
  margin-top: 0px;
}	
.case_list li{ float:left; width:50%; height:40px; line-height:40px; margin-bottom:10px}

.case_news_li {
  display: block;
  align-items: center;
  font-size: 16px;
  margin-bottom: 2vw;
  margin-top: 0px;
}	
.case_news_li li{ float:left; width:33.3%; height:40px; line-height:40px; margin-bottom:10px}

	}

.case_list li a {
  transition: all 0.5s;
  padding: 0 1vw;
}
.case_list li a:hover {
  color: var(--color);
  font-weight: bold;
}

.case_news_li li a {
  transition: all 0.5s;
  padding: 0 1vw;
}
.case_news_li li a:hover {
  color: var(--color);
  font-weight: bold;
}

.case_con {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.case_con li {
  flex: 0 0 auto;
  width: 32.333333%;
}




@media screen and (max-width:781px) {
.case_con {
  display: block;
  align-items: center;
  justify-content: space-between;
}	
	
.case_con li { float:left;  width: 100%; margin-bottom:30px
}
	}


.case_con li a {
  display: block;
  height: 100%;
  width: 100%;
  position: relative;
}
.case_con li a .case_con {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: 99;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: #fff;
  padding: 20px 30px;
  opacity: 0;
  transition: all 0.5s;
}
.case_con li:hover a .case_con {
  opacity: 1;
}
.case_con p {
  margin: 10px 0;
}
.case_con h2 {
  font-size: 18px;
  font-weight: bold;
}
.case_con li a img {
  max-width: 100%;
}
.case_con li a .case_con:before {
  position: absolute;
  z-index: -1;
  background: var(--color);
  opacity: 0.6;
  content: "";
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}

/* news */
.news_title h2 {
  font-size: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid #ccc;
  margin-bottom: 1vw;
  position: relative;
}

@media screen and (max-width:781px) {
.news_title h2 {
  font-size: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid #ccc;
  margin-bottom: 1vw;
  position: relative; margin-top:20px; margin-bottom:20px
}
	}

.news_title h2 :before {
  position: absolute;
  display: block;
  content: "";
  width: 75px;
  height: 2px;
  left: 0;
  bottom: -1px;
  background-color: var(--color);
}
.news_img h2 {
  font-size: 18px;
  font-weight: bold;
  margin-top: 10px; height:40px; line-height:40px; overflow:hidden
}
.news_img span {
  font-size: 14px;
  color: #666666;
}
.news_img p {
  margin-top: 10px;
  margin-bottom: 10px; height:60px; line-height:30px; overflow:hidden
}
.news_img > a {
  font-size: 18px;
  padding-bottom: 1vw;
  margin-bottom: 10px;
  border-bottom: 1px solid #eee;
  display: block;
}
.news_list li {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid #eee;
}
.news_list li:last-child,
.news_right li:last-child {
  margin-bottom: 0;
}
.news_right li a h2 {
  font-size: 18px;
  font-weight: bold;
  color: #333;
  max-height: 22px;
  overflow: hidden;
}

.news_right li a span {
  color: #666;
}
.news_right li a p {
  color: #666666;
  margin-top: 11px; line-height:28px; height:56px; overflow:hidden
}
.news_right li {
  border-bottom: 1px solid #eee;
  padding-bottom: 15px;
  margin-bottom: 10px;
}

/* foot */
footer {
  background-color: #f6f6f6;
  padding-top: 2vw;
  margin-top: 3vw;
  padding-bottom: 1vw;
}
.fmenu {
  display: flex;
  justify-content: space-between;
  padding-right: 2vw;
}
.fmenu li h3 {
  font-size: 16px;
  margin-bottom: 20px;
  position: relative;
  font-weight: bold;
}
.fmenu li span {
  display: flex;
  flex-direction: column;
}
.fewm_box {}
.fewm_box .fewm {
  width: 50%;
  margin-bottom: 10px; float:left
}
.fewm p {
  height: 28px;
  color: #666666;
  font-weight: bold;
}
.copyright {
  border-top: 1px solid #ccc;
  padding-top: 10px;
}

.index-banner {
  overflow: hidden;
}

@media (max-width: 1400px) {
  .news_right li a h2 {
    max-height: 22px;
    overflow: hidden;
  }
  .news_right li {
    padding-bottom: 5px;
    margin-bottom: 10px;
  }
}