@charset "utf-8";
body,
div,
dl,
dt,
dd,
ul,
ol,
li,
pre,
code,
form,
fieldset,
legend,
input,
button,
textarea,
p,
blockquote,
h2,
font {
  margin: 0;
  padding: 0;
  border: 0;
}
input,
button,
textarea,
select,
optgroup,
option {
  font-family: inherit;
  font-size: 100%;
  font-style: inherit;
  font-weight: inherit;
}
ul,
li,
dl,
dt,
dd,
ol {
  display: block;
  list-style: none;
}
img {
  border: 0;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.clear {
  clear: both;
  height: 0px;
  overflow: hidden;
}
a {
  text-decoration: none;
  outline: 0;
  color: #515d6b;
}
html {
  overflow-x: hidden;
}
.center {
  text-align: center;
}
.center img {
  border: 1px solid #ccc;
}
/*万能清除浮动开始*/
.clearfix:after {
  visibility: hidden;
  display: block;
  font-size: 0;
  content: ' ';
  clear: both;
  height: 0;
}
.clearfix {
  display: inline-table;
} /* Hides from IE-mac */
* html .clearfix {
  height: 1%;
}
.clearfix {
  display: block;
}
/*header*/
body {
  color: #515d6b;
  font-size: 12px;
  background: #fff;
}
.main,
.fyMain {
  width: 1040px;
  margin: 0 auto;
  clear: both;
  position: relative;
}
.main1 {
  width: 1040px;
  margin: 0 auto;
  clear: both;
  position: relative;
}
.header {
  width: 100%;
  min-width: 1040px;
  height: 90px;
  padding-top: 10px;
  position: relative;
  z-index: 9;
  background: #fff;
  overflow: hidden;
  border-bottom: 1px #ccc solid;
}
@media(max-width: 768px){
  .header {
  background: #262626;
}
}
.header .logo {
  float: left;
  display: inline;
}
.logo img {
  max-width: 100%;
}
.tel {
  float: right;
  width: 380px;
}
.tel span,
.tel p {
  width: 348px;
  display: block;
  float: right;
  text-align: right;
}
.tel span {
  background: url('../images/tel.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/tel.gif*/ right center no-repeat;
  padding-right: 30px;
  font: 22px/26px 'Microsoft Yahei';
  color: #217bd6;
}
.tel p {
  color: #333;
  font: 30px/40px 'Impact';
}
/*网站公告*/
.notice {
  width: 100%;
  min-width: 1040px;
  height: 85px;
  background: #262626;
  position: relative;
  z-index: 999;
  color: #fff;
  line-height: 85px;
}
.notice b {
  font-size: 16px;
  float: left;
  font-family: 'Microsoft Yahei';
}
.notice marquee {
  float: left;
  display: inline;
  margin-left: 20px;
  width: 400px;
}
.search {
  position: relative;
  padding-top: 27px;
  float: right;
  width: 330px;
  z-index: 9999;
  height: 32px;
  line-height: 32px;
  display: inline;
}
.text {
  float: left;
  width: 237px;
  padding-left: 5px;
  color: #707070;
  height: 30px;
  line-height: 30px;
  border: 1px solid #d4d4d4;
}
.button {
  float: left;
  width: 33px;
  margin-left: 3px;
  height: 32px;
  display: inline;
  background: url('../images/button.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/button.gif*/ center top no-repeat;
}
.select {
  float: left;
  width: 82px;
  margin-left: 3px;
  display: inline;
  background: url('../images/select.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/select.gif*/ left top no-repeat;
  position: relative;
}
.select select {
  margin: 5px auto;
  width: 80px;
}
.selectbox {
  border: none;
  display: block;
  width: 80px;
  text-indent: 8px;
  cursor: pointer;
  background: none;
  font-size: 12px;
  height: 32px;
  line-height: 32px;
  color: #707070;
}
/*导航*/
.menu {
  width: 1040px;
  padding-top: 0;
  margin: 0 auto;
  overflow: hidden;
}
.menu ul {
  margin: 0 auto;
}
.menu li {
  float: left;
  margin: 0 24px;
  display: inline;
}
.menu li a {
  display: block;
  width: 79px;
  line-height: 58px;
  text-align: center;
  border-bottom: 4px solid #fff;
  font-size: 14px;
  color: #262626;
  font-family: 'Microsoft Yahei';
}
.menu a:hover,
.menu li a.cur {
  border-bottom: 4px solid #ffb100 !important;
  text-decoration: none;
}
/*banner*/
.banner {
  position: relative;
  height: 450px;
  overflow: hidden;
  background: url('../images/loading.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/loading.gif*/ 50% no-repeat;
  width: 100%;
  min-width: 1040px;
}
.slides {
  position: relative;
  z-index: 1;
}
.slides li {
  height: 450px;
}
.flex-control-nav {
  position: absolute;
  bottom: 20px;
  z-index: 2;
  width: 100%;
  text-align: center;
}
.flex-control-nav li {
  display: inline-block;
  width: 50px;
  height: 3px;
  margin: 0 5px;
  *display: inline;
  zoom: 1;
}
.flex-control-nav a {
  display: inline-block;
  width: 50px;
  height: 3px;
  overflow: hidden;
  background: #fff;
  cursor: pointer;
}
.flex-control-nav .flex-active {
  background: #ff8400;
}
.flex-direction-nav {
  position: absolute;
  z-index: 3;
  width: 100%;
  top: 45%;
}
.flex-direction-nav li a {
  display: block;
  width: 50px;
  height: 38px;
  overflow: hidden;
  cursor: pointer;
  position: absolute;
  filter: alpha(opacity=80);
  -moz-opacity: 0.8;
  -khtml-opacity: 0.8;
  opacity: 0.8;
}
.flex-direction-nav li a.flex-prev {
  left: 40px;
  background: url('../images/prev_icon.png')
    /*tpa=http://wubaiyi.net/wby/16047/images/prev_icon.png*/ center center
    no-repeat;
}
.flex-direction-nav li a.flex-next {
  right: 40px;
  background: url('../images/next_icon.png')
    /*tpa=http://wubaiyi.net/wby/16047/images/next_icon.png*/ center center
    no-repeat;
}
.flex-direction-nav li a:hover {
  filter: alpha(opacity=60);
  -moz-opacity: 0.6;
  -khtml-opacity: 0.6;
  opacity: 0.6;
}
/*业务介绍*/
.product {
  width: 100%;
  min-width: 1040px;
  overflow: hidden;
  padding-top: 50px;
  height: 646px;
  background: #262626;
}
.product .ititle {
  height: 79px;
  color: #fff;
}
.product .more {
  margin: 0 auto;
}

#swap_pic {
  margin: 0 auto;
  width: 1040px;
  overflow: hidden;
}
.box {
  position: relative;
  width: 1040px;
  float: left;
  height: 450px;
  overflow: hidden;
  margin-top: 20px;
}
.pics {
  position: absolute; /* width:5000px; */
  top: 0;
  width: 1040px;
  float: left;
  height: 450px;
  overflow: hidden;
}
.pics li {
  float: left;
  position: relative;
  width: 245px;
  cursor: pointer;
  margin-right: 20px;
  text-align: center;
}
.pics li a {
  width: 245px;
  height: 184px;
  float: left;
}
.pics .nomar {
  margin-right: 0px;
}
.pics li span {
  width: 245px;
  height: 40px;
  line-height: 40px;
  overflow: hidden;
  text-align: center;
  color: #ccc;
}
.pics a font {
  display: none;
  position: absolute;
  width: 100%;
  height: 100%;
  background: url('../images/proico.png')
    /*tpa=http://wubaiyi.net/wby/16047/images/proico.png*/ center no-repeat
    #262626;
  filter: alpha(opacity=75);
  -moz-opacity: 0.75;
  -khtml-opacity: 0.75;
  opacity: 0.75;
}
.pics a:hover font {
  display: block;
}
/* 服务项目*/
.qnav {
  padding-top: 50px;
  z-index: 1; /*width:100%;*/
  width: 1040px;
  margin: 0 auto;
  position: relative;
  height: 350px;
}
.qnav_t {
  text-align: center;
}
.qnav ul {
  padding-top: 45px;
  width: 1004px;
  margin: 0 auto;
}
.qnav ul li {
  float: left;
  width: 160px;
  margin-left: 50px;
  margin-right: 41px;
  display: inline;
}
.qnav ul li a {
  width: 100%;
  color: #3d3d3d;
  float: left;
  text-align: center;
  font: 16px/1 'Microsoft Yahei';
}
.qnav ul li a font {
  width: 160px;
  cursor: pointer;
  margin-bottom: 10px;
  float: left;
  height: 158px;
}
.qnav ul li span {
  width: 100%;
  color: #3d3d3d;
  float: left;
  text-align: center;
  font: 16px/1 'Microsoft Yahei';
  height: 30px;
  line-height: 30px;
  overflow: hidden;
}
.qnav1 a font {
  background: url('../images/qnav.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/qnav.gif*/ 0 top no-repeat;
}
.qnav1 a:hover font {
  background: url('../images/qnav.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/qnav.gif*/ 0 bottom no-repeat;
}
.qnav2 a font {
  background: url('../images/qnav.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/qnav.gif*/ -332px top no-repeat;
}
.qnav2 a:hover font {
  background: url('../images/qnav.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/qnav.gif*/ -332px bottom no-repeat;
}
.qnav3 a font {
  background: url('../images/qnav.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/qnav.gif*/ -664px top no-repeat;
}
.qnav3 a:hover font {
  background: url('../images/qnav.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/qnav.gif*/ -664px bottom no-repeat;
}
.qnav4 a font {
  background: url('../images/qnav.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/qnav.gif*/ -1003px top no-repeat;
}
.qnav4 a:hover font {
  background: url('../images/qnav.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/qnav.gif*/ -1003px bottom no-repeat;
}
.fwxm {
  width: 1040px;
  margin: 0 auto;
  margin-bottom: 30px;
}
/*关于我们*/
.case {
  overflow: hidden;
  position: relative;
  width: 100%;
  min-width: 1040px;
  background: #262626;
  padding-top: 50px;
}
.case li {
  position: absolute;
  width: 1040px;
  left: 0;
  display: inline;
}
.view-port {
  overflow: hidden;
  position: relative;
  width: 1040px;
}
.track {
  margin-top: 30px;
}
.track img {
  max-width: 100%;
}
.track a.prev,
.track a.next {
  display: none;
}
.track a.prev.disabled,
.track a.next.disabled {
  display: none;
}
.slider-container {
  position: relative;
  height: 350px;
}
.caseimg {
  float: left;
  width: 400px;
  margin-right: 48px;
  display: inline;
}
.case_r {
  float: left;
  width: 588px;
  font-size: 14px;
}
.case_rt {
  float: left;
  width: 528px;
  color: #fff;
  font-size: 22px;
  margin-bottom: 27px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  font-family: 'Microsoft Yahei';
}
.case_r .index_about {
  margin-bottom: 10px;
  color: #efefef;
  width: 100%;
  line-height: 32px;
  display: block;
  overflow: hidden;
}
.more {
  background: url('../images/more.png')
    /*tpa=http://wubaiyi.net/wby/16047/images/more.png*/ 0 0 no-repeat;
  width: 110px;
  height: 32px;
  line-height: 32px;
  color: #fff;
  display: block;
  text-align: center;
  font-size: 14px;
}
.ititle {
  text-align: center;
  font-size: 22px;
  color: #262626;
  font-family: 'Microsoft Yahei';
  height: 69px;
  width: 100%;
  margin: 0 auto;
  margin-bottom: 40px;
}
.ititle font {
  height: 47px;
  text-transform: uppercase;
  display: block;
  line-height: 1;
  font-size: 38px;
  font-family: 'Impact';
}
.news {
  min-width: 1040px;
  padding-top: 48px;
  overflow: hidden;
}
.news .ititle,
.al .ititle,
.qnav .ititle {
  background: url('../images/news_t.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/news_t.gif*/ bottom center
    no-repeat;
}
.news ul {
  width: 1040px;
}
.news ul li {
  width: 48%;
  margin-right: 2%;
  float: left;
  display: block;
  cursor: pointer;
  margin-bottom: 20px;
  border-radius: 0;
  border-bottom: 1px #ccc solid;
}
.news ul li:nth-of-type(even) {
  float: right;
}
.news ul .nomar {
  margin-right: 0px;
}
.news img {
  float: left;
}
.protxt {
  background: url('../images/newsico1.gif') left no-repeat;
  width: 96%;
  float: right;
  color: #717171;
  font-size: 14px;
  line-height: 34px;
  height: 34px;
  overflow: hidden;
  padding-left: 4%;
}

.news ul li span {
  width: 100%;
  color: #717171;
  font-size: 12px;
  line-height: 24px;
  height: 48px;
  overflow: hidden;
  float: right;
}
.protxt font {
  font-size: 16px;
  cursor: pointer;
  float: left;
  width: 100%;
  margin-bottom: 10px;
  font-weight: bold;
  color: #292929;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}
.news li a font:hover {
  color: #217bd6;
}
.news li a:hover {
  color: #3f3f3f;
}
.newsmore {
  width: 1040px;
  padding-bottom: 50px;
  margin-top: 68px;
  float: left;
  text-align: center;
}
.newsmore a {
  margin: -16px auto 0;
}
/*案例展示*/
.al {
  width: 1040px;
  margin: 0 auto;
  margin-top: 50px;
  margin-bottom: 50px;
}
.al ul {
  margin-top: 30px;
}
.al ul li {
  float: left;
  margin-right: 25px;
}
.al ul li span {
  display: block;
  height: 40px;
  line-height: 40px;
  text-align: center;
  width: 330px;
  overflow: hidden;
}
.al ul .nomar {
  margin-right: 0px;
}
/* foot*/
.footclear {
  width: 100%;
  clear: both;
  margin: 0 0 0px 0;
  height: 0px;
  font-size: 0;
  overflow: hidden;
}
.foot {
  width: 100%;
  min-width: 1040px;
  color: #707070;
  background: #1a1d22;
  height: 268px;
}
.f_link {
  width: 100%;
  min-width: 1040px;
  height: 75px;
  line-height: 75px;
  text-align: center;
  color: #707070;
  background: #f5f5f5;
}
.foot .f_link a {
  padding-left: 20px;
  color: #707070;
}
.bottomnav {
  width: 100%;
  min-width: 1040px;
  height: 45px;
  line-height: 45px;
  text-align: center;
  background: #217bd6;
  overflow: hidden;
}
.foot .bottomnav a {
  color: #fff;
  display: inline-block;
  width: 90px;
  margin: 0 2px;
  _display: inline;
  _zoom: 1;
}
.bottomnav a:hover {
  color: #217bd6;
  background: url('../images/bootnav.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/bootnav.gif*/ center no-repeat;
}
.bootTxt {
  width: 1040px;
  text-align: center;
  padding-top: 40px;
  height: 80px;
  line-height: 30px;
}
.foot a {
  color: #707070;
}
/* 二级页面*/
.fyMain {
  overflow-x: hidden;
  overflow-y: auto;
  padding-bottom: 40px;
  padding-top: 50px;
}
.fyLeft {
  float: left;
  width: 230px;
  overflow: hidden;
}
.l_pro {
  margin-bottom: 38px;
}
.proOne {
  margin-bottom: 8px;
}
.l_procon {
  width: 100%;
  clear: both;
}
.proOne a {
  width: 230px;
  display: block;
  text-align: center;
  height: 33px;
  line-height: 33px;
  font-size: 14px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  color: #6d6d6d;
  background: url('../images/l_pro.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/l_pro.gif*/ bottom center repeat-x;
}
.proOne a:hover,
.proOne a.cur {
  color: #fff;
  background: url('../images/l_pro.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/l_pro.gif*/ top center repeat-x;
}
.l_news ul {
  display: block;
  float: left;
  width: 230px;
  padding-bottom: 30px;
}
.l_news li {
  padding-left: 20px;
  border-bottom: 1px #ccc solid;
}
.l_news li a {
  display: block;
  height: 36px;
  line-height: 36px;
  width: 206px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  background: url('../images/newsico1.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/newsico1.gif*/ 2px center
    no-repeat;
  padding-left: 24px;
  color: #333;
  font-size: 14px;
}
.l_news li a:hover {
  color: #000;
  font-weight: bold;
  background: url('../images/newsico2.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/newsico2.gif*/ 2px center
    no-repeat;
}
.ltitle {
  width: 230px;
  height: 55px;
  float: left;
  font-weight: bold;
  background: #217bd6;
  text-align: center;
  line-height: 55px;
}
.titlefl {
  float: left;
  width: 146px;
}
.titlefl span {
  color: #fff;
  font: 22px/22px 'Microsoft Yahei';
}
.ltitle p {
  color: #217bd6;
  text-transform: uppercase;
  font: 26px /30px 'impact';
}
.ltitle a {
  color: #fff;
  background: #1a1d22;
  width: 84px;
  margin-top: 26px;
  float: right;
  font: 14px/21px '宋体';
}
.l_pro .ltitle a {
  width: 58px;
}
/*联系我们*/
.l_contact {
  clear: both;
  width: 100%;
  line-height: 24px;
}
.l_contact .contacttel {
  color: #1a1d22;
}
.contacttel {
  color: #898989;
  height: 74px;
  font: 22px/22px 'Microsoft Yahei';
}
.contacttel p {
  color: #898989;
  font: 28px/30px 'Impact';
}
.contacttel img {
  vertical-align: -0.2em;
  margin-right: 3px;
}
.lconmore {
  background: #1a1d22;
  line-height: 20px;
  height: 20px;
  display: block;
  margin-top: 5px;
}
.lconmore a {
  background: #e2e2e2;
  color: #000;
  line-height: 20px;
  padding: 0 3px;
  float: right;
}
/* fyRight*/
.fyRight {
  float: right;
  overflow: hidden;
  width: 765px;
}
.title {
  float: left;
  height: 36px;
  margin-bottom: 20px;
  width: 100%;
  border-bottom: 1px solid #a6a6a6;
}
.title .fl {
  color: #24272e;
  font: 22px/26px 'Microsoft Yahei';
  padding-left: 20px;
  background: url('../images/titlefl.gif')
    /*tpa=http://wubaiyi.net/wby/16047/images/titlefl.gif*/ left top no-repeat;
  border-bottom: 1px solid #217bd6;
  height: 36px;
  margin-bottom: -1px;
  position: relative;
}
.titler {
  float: right;
  color: #707070;
  line-height: 22px;
  font-weight: normal;
}
.titler a {
  color: #707070;
}
.titler font {
  font-size: 12px;
  color: #707070;
}
/* list*/
.news_list {
  margin-bottom: 20px;
  float: left;
}
.news_list li {
  border-bottom: 1px dotted #999;
}
.news_list li a {
  font-size: 14px;
  color: #737171;
  display: block;
  overflow: hidden;
}
.news_list li a:hover {
  color: #217bd6;
}
.news_list li a .fr {
  font-size: 12px;
  float: right;
  width: 510px;
}

.news_list li a span {
  cursor: pointer;
}
.news_list li .fl {
  float: left;
  width: 250px;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
}
.news_line {
  clear: both;
  width: 687px;
  height: 18px;
  margin: 18px 0;
}
.news_list p {
  font-size: 12px;
  padding: 10px 20px;
  line-height: 20px;
  color: #666;
}
.news_list p.infotitle {
  font-size: 18px;
  color: #333;
  margin-bottom: 10px;
  margin-top: 20px;
}
.news_list p.infotime {
  font-size: 14px;
  color: #666;
  margin-bottom: 10px;
}
.news_list p.infodesc {
  font-size: 14px;
  color: #666;
  line-height: 25px;
}

/*二级页面*/
.fyRight .news_list span {
  float: right;
}

.Page {
  width: 100%;
  text-align: center;
  padding: 30px 5px;
}
.Page a {
  display: inline-block;
  width: 65px;
  background: #ffffff;
  height: 48px;
  vertical-align: middle;
  line-height: 48px;
  font-size: 14px;
  border: 1px solid #e5e5e5;
  margin-left: -1px;
  float: left;
  text-decoration: none;
  color: #333;
  outline: none;
}
.Page a:hover {
  background: #217bd6;
  color: #fff;
  background-repeat: no-repeat;
}
.Page span {
  display: inline-block;
  min-width: 45px;
  padding: 0 10px;
  background: #ffffff;
  height: 48px;
  vertical-align: middle;
  line-height: 48px;
  font-size: 14px;
  margin-left: -1px;
  float: left;
}
.Page span.current {
  background: #217bd6;
  color: #fff;
}

.cont_tit {
  font-size: 24px;
  text-align: center;
}
.cont_data {
  font-size: 12px;
  text-align: center;
  padding: 8px 0;
}
.cont_img {
  text-align: center;
}
.cont_img img {
  max-width: 720px;
}
.cont_con {
  line-height: 32px;
  padding: 10px 0;
  font-size: 14px;
}
.cont_page {
  line-height: 32px;
  margin-top: 10px;
}

.fyRight .product_list li {
  float: left;
  margin-right: 14px;
}
.fyRight .product_list .nomar {
  margin-right: 0px;
}
.fyRight .product_list li span {
  width: 225px;
  display: block;
  text-align: center;
  height: 30px;
  line-height: 30px;
  overflow: hidden;
}

.banner {
  height: auto;
}
.slides li {
  height: auto !important;
}
.about_left {
  width: 40%;
  float: left;
}
.about_right {
  width: 56%;
  float: right;
  overflow: hidden;
}
.titlesss {
  font-size: 20px;
  color: #fff;
  margin-bottom: 15px;
  display: block;
}
.index_about {
  color: #efefef;
  line-height: 35px;
  font-size: 14px;
  margin-bottom: 15px;
}

#navToggle {
  display: none;
}

.m_logo_btn {
  height: 60px;
  position: relative;
  background: #fff;
  overflow: hidden;
  display: none;
}

.m_logo_btn .logo {
  margin-top: 5px;
  display: inline-block;
  position: absolute;
  top: 3px;
  left: 5px;
  z-index: 1;
}

.m_nav {
  background: #262626;
  position: fixed;
  top: 0px;
  box-shadow: 0 15px 27px 0 rgba(167, 165, 165, 0.38);
  width: 100%;
  height: 100%;
  transition: all ease 0.5s;
  -webkit-transition: all ease 0.5s;
  z-index: 1000;
  opacity: 1;
  visibility: visible;
  margin-top: 0;
  overflow-y: auto;
  transition: all 0.6s cubic-bezier(0.77, 0, 0.175, 1) 0ms;
  top: 0;
  transform: translateX(100%);
}
.m_nav.open {
  transform: translateX(0);
}
.m_nav .top {
  height: 60px;
  padding: 20px;
  box-sizing: border-box;
  z-index: 99999;
  position: absolute;
  top: 0;
  right: 0;
  height: 80px;
  width: 100%;
}
.m_nav .top .closed {
  width: 30px;
  height: 30px;
  vertical-align: middle;
  float: right;
  cursor: pointer;
}
.m_nav .logo {
  width: 100%;
  margin: 0 auto;
  position: absolute;
  top: 10px;
  left: 0;
}
.m_nav .logo img {
  height: 50px;
  display: block;
}
.m_nav .ul {
  margin-top: 30px;
  position: relative;
}
.m_nav .ul li {
  padding: 0 20px;
  border-bottom: 1px solid #f5f5f5;
  transform: translateY(0);
  -webkit-transform: translateY(100%);
  transform: translateY(100%);
  -webkit-transition: all 0.6s cubic-bezier(0.77, 0, 0.175, 1) 0ms;
  transition: all 0.6s cubic-bezier(0.77, 0, 0.175, 1) 0ms;
  opacity: 0;
}
.m_nav.open .ul li {
  opacity: 1;
}

.m_nav .ul li a {
  display: block;
  text-decoration: none;
  color: #fff;
  font-size: 16px;
  height: 50px;
  line-height: 50px;
  width: 100%;
}
.m_nav .ul li .dropdown_menu {
  display: none;
}
.m_nav .ul li.dropdown.active .dropdown_menu {
  display: block;
}
.m_nav .ul li .dropdown_menu a {
  display: block;
  height: 50px;
  line-height: 50px;
  padding: 0 40px;
  box-sizing: border-box;
  border-bottom: 1px solid #f5f5f5;
}
.m_nav .ul li .dropdown_menu a:last-child {
  border: none;
}