@charset 'utf-8';

body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
form,
fieldset,
input,
textarea,
p,
blockquote,
th,
td {
  margin: 0;
  padding: 0;
}

ul,
ol {
  list-style: none;
}

a {
  text-decoration: none;
  color: #333333;
}

a,
span {
  vertical-align: top;
}

img {
  border: 0;
  vertical-align: middle;
}

input,
button,
text {
  vertical-align: top;
  outline: none;
  border: none;
}

button {
  padding: 0;
  background: none;
  cursor: pointer;
}

button::-moz-focus-inner {
  padding: 0;
}

textarea {
  outline: none;
  border: none;
  resize: none;
}

input,
textarea {
  box-sizing: content-box;
  outline: none;
  background: 0 0;
  font-family: "Microsoft YaHei";
}

input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
  color: #999999;
}

input:-moz-placeholder,
textarea:-moz-placeholder {
  color: #999999;
}

input::-moz-placeholder,
textarea::-moz-placeholder {
  color: #999999;
}

input:-ms-input-placeholder,
textarea:-ms-input-placeholder {
  color: #999999;
}

table tr td,
table {
  border-collapse: collapse;
}

body {
  font-size: 0;
  color: #000;
  font-family: "Microsoft YaHei";
  min-width: 1400px;
  max-width: 1920px;
  margin: 0 auto;
}

.clearfix {
  *zoom: 1;
}

.clearfix:before,
.clearfix:after {
  display: table;
  content: "";
  line-height: 0;
}

.clearfix:after {
  clear: both;
}
.txh_main {
  background: url(topic_bg.png) no-repeat;
  background-size: 100%;
  padding-bottom: 10px;
}
.lf {
  float: left;
}

.rt {
  float: right;
}

.db {
  display: inline-block;
}

.centerWidth {
  width: 1400px;
  margin: 0 auto;
}

.h5show {
  display: none;
}

.borderbox-container * {
  box-sizing: border-box;
}

@media screen and (max-width: 768px) {
  .h5show {
    display: block;
  }
  .pcshow {
    display: none;
  }
  body {
    min-width: auto;
  }
  .centerWidth {
    width: 100%;
    box-sizing: border-box;
  }
}