@charset "UTF-8";
* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
body,
ol,
ul,
h1,
h2,
h3,
h4,
h5,
h6,
p,
pre,
th,
td,
dl,
dd,
form,
fieldset,
legend,
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
menu,
nav,
section,
summary {
  margin: 0;
  padding: 0;
}
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
menu,
nav,
section,
summary {
  display: block;
}
a {
  transition: 0.6s;
  background-color: transparent;
  text-decoration: none;
  color: inherit;
}
table {
  border-collapse: collapse;
}
button,
input,
select,
textarea {
  font-size: 100%;
}
input,
button,
textarea,
select,
optgroup,
option {
  font-family: inherit;
  font-size: inherit;
  font-style: inherit;
  font-weight: inherit;
}
input {
  -webkit-appearance: none;
}
mark {
  background-color: inherit;
}
abbr[title] {
  border-bottom: 1px dotted;
}
ol,
dl,
dt,
dd,
ul,
li {
  list-style: none;
}
img {
  border: 0;
  vertical-align: middle;
}
em,
strong {
  font-weight: normal;
}
i,
em {
  font-style: normal;
}
.swiper-button-next.swiper-button-disabled,
.swiper-button-prev.swiper-button-disabled {
  pointer-events: unset !important;
}
.clear:after {
  display: block;
  clear: both;
  content: "";
  visibility: hidden;
}
.clearfix:after {
  display: block;
  clear: both;
  content: "";
  width: 0;
  height: 0;
  visibility: hidden;
}

body {
  font-size: 14px;
  font-family: "微软雅黑", "Microsoft YaHei", "\5FAE\8F6F\96C5\9ED1";
  background: #fff;
}
.keoror_container,
.keoror_container .h_top {
  min-width: 320px;
}
header {
  height: 87px;
}

.h_top {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  line-height: 87px;
  background: white;
  font-size: 30px;
  font-weight: bold;
  box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.1);
}

.keoror_container {
  overflow: hidden;
}

.word_content * {
  max-width: 100% !important;
}

/*html::-webkit-scrollbar{width: 5px; height: 5px;}
html::-webkit-scrollbar-track{-webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.1); background:rgba(0, 0, 0, 0.1);}
html::-webkit-scrollbar-thumb{background: #586894; border-radius: 6px;}*/

.center {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}

header {
  width: 100%;
  z-index: 1;
}
.page_main {
  margin-top: 40px;
}
.tiet_red {
  font-size: 35px;
  font-family: "Arial";
  margin: 0px;
  color: #e6211b;
  font-weight: normal;
}
.ser_tiet_back {
  margin-left: 100px;
  color: #818181;
  font-size: 22px;
}
.ser_box {
  width: 33%;
  float: left;
}
.serbom {
  width: 100%;
  padding: 15px;
  overflow: hidden;
  text-align: left;
  height: 445px;
}
.pro_view2 main:nth-of-type(1) {
  background: #e6211b;
}
.pro_view2 main:nth-of-type(2) {
  background: #f0f0f0;
}
.pro_view2 main:nth-of-type(3) {
  background: #182980;
}
.pro_view2 main:nth-of-type(4) {
  background: #f0f0f0;
}
.pro_view2 main:nth-of-type(5) {
  background: #182980;
}
.pro_view2 main:nth-of-type(6) {
  background: #e6211b;
}
.serbom h2 {
  font-size: 18px;
  text-align: left;
  height: 90px;
  font-weight: "Arial";
}
.serbom h1 {
  font-size: 36px;
  font-weight: normal;
  text-align: left;
  margin: 0;
}
.serbom .ser_nay {
  width: 50%;
  float: right;
  margin-top: 22%;
  height: 160px;
}
.serbom .ser_nay li {
  font-size: 14px;
  line-height: 28px;
  text-align: left;
}
.sre_white {
  color: #fff;
}
.sre_gray {
  color: #979797;
}

.sre_buld {
  background: #182980;
  height: 445px;
  width: 100%;
}
.sre_red {
  background: #e6211b;
  height: 445px;
  width: 100%;
  color: #fff;
}
.sre_gred {
  background: #f0f0f0;
  height: 445px;
  width: 100%;
}

.mtb5 {
  margin-top: 5%;
  margin-bottom: 10%;
}
.mtb6 {
  margin-top: 2%;
  margin-bottom: 13.5%;
}

@media only screen and (min-width: 0) and (max-width: 800px) {
  .ser_box {
    width: 33%;
    float: left;
  }
  .serbom {
    width: 100%;
    padding: 10px;
    overflow: hidden;
    text-align: left;
    height: 350px;
  }
  .serbom h2 {
    font-size: 18px;
    line-height: 24px;
    /* color: #979797; */
    text-align: left;
    height: 65px;
  }
  .serbom h1 {
    font-size: 24px;
    line-height: 36px;
    /* color: #979797; */
    text-align: left;
    margin: 0;
  }
  .serbom .ser_nay {
    width: 75%;
    float: right;
    margin-top: 20px;
    color: #979797;
    height: 155px;
  }
  .serbom .ser_nay li {
    font-size: 15px;
    line-height: 26px;
    text-align: left;
  }
}

@media only screen and (min-width: 0) and (max-width: 520px) {
  .ser_box {
    width: 50%;
    float: left;
  }
  .serbom {
    width: 100%;
    padding: 5%;
    overflow: hidden;
    text-align: left;
    height: 300px;
  }
  .serbom h2 {
    font-size: 14px;
    font-weight: normal;
    text-align: left;
    height: 60px;
  }
  .serbom .ser_nay {
    width: 72%;
    float: right;
    margin-top: 20px;
    height: 140px;
  }
  .serbom .ser_nay li {
    font-size: 12px;
    line-height: 22px;
    text-align: left;
  }
}

footer {
  padding: 20px 0;
  background: #111;
}
.f_bot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
}
.f_bot .fot_lef {
  color: #818181;
}
.f_bot .fot_rig {
  color: #818181;
}
.f_bot .f_font {
  font-size: 18px;
}

.footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 20px;
  color: #777;
  text-align: center;
}