:root {
  --blue: #007bff;
  --indigo: #6610f2;
  --purple: #6f42c1;
  --pink: #e83e8c;
  --red: #dc3545;
  --orange: #fd7e14;
  --yellow: #ffc107;
  --green: #28a745;
  --teal: #20c997;
  --cyan: #17a2b8;
  --white: #fff;
  --gray: #6c757d;
  --gray-dark: #343a40;
  --primary: #007bff;
  --secondary: #6c757d;
  --success: #28a745;
  --info: #17a2b8;
  --warning: #ffc107;
  --danger: #dc3545;
  --light: #f8f9fa;
  --dark: #343a40;
  --breakpoint-xs: 0;
  --breakpoint-sm: 576px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 992px;
  --breakpoint-xl: 1200px;
  --font-family-sans-serif: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  --font-family-monospace: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-family: sans-serif;
  line-height: 1.15;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

article, aside, figcaption, figure, footer, header, hgroup, main, nav, section {
  display: block;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: #212529;
  text-align: left;
  background-color: #fff;
}

[tabindex="-1"]:focus {
  outline: 0 !important;
}

hr {
  box-sizing: content-box;
  height: 0;
  overflow: visible;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

p {
  margin-top: 0;
  margin-bottom: 1rem;
}

abbr[title],
abbr[data-original-title] {
  text-decoration: underline;
  -webkit-text-decoration: underline dotted;
  text-decoration: underline dotted;
  cursor: help;
  border-bottom: 0;
  -webkit-text-decoration-skip-ink: none;
  text-decoration-skip-ink: none;
}

address {
  margin-bottom: 1rem;
  font-style: normal;
  line-height: inherit;
}

ol,
ul,
dl {
  margin-top: 0;
  margin-bottom: 1rem;
}

ol ol,
ul ul,
ol ul,
ul ol {
  margin-bottom: 0;
}

dt {
  font-weight: 700;
}

dd {
  margin-bottom: .5rem;
  margin-left: 0;
}

blockquote {
  margin: 0 0 1rem;
}

b,
strong {
  font-weight: bolder;
}

small {
  font-size: 80%;
}

sub,
sup {
  position: relative;
  font-size: 75%;
  line-height: 0;
  vertical-align: baseline;
}

sub {
  bottom: -.25em;
}

sup {
  top: -.5em;
}

a {
  color: #007bff;
  text-decoration: none;
  background-color: transparent;
}

a:hover {
  color: #0056b3;
  text-decoration: underline;
}

a:not([href]):not([tabindex]) {
  color: inherit;
  text-decoration: none;
}

a:not([href]):not([tabindex]):hover, a:not([href]):not([tabindex]):focus {
  color: inherit;
  text-decoration: none;
}

a:not([href]):not([tabindex]):focus {
  outline: 0;
}

pre,
code,
kbd,
samp {
  font-family: SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  font-size: 1em;
}

pre {
  margin-top: 0;
  margin-bottom: 1rem;
  overflow: auto;
}

figure {
  margin: 0 0 1rem;
}

img {
  vertical-align: middle;
  border-style: none;
}

svg {
  overflow: hidden;
  vertical-align: middle;
}

table {
  border-collapse: collapse;
}

caption {
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
  color: #6c757d;
  text-align: left;
  caption-side: bottom;
}

th {
  text-align: inherit;
}

label {
  display: inline-block;
  margin-bottom: 0.5rem;
}

button {
  border-radius: 0;
}

button:focus {
  outline: 1px dotted;
  outline: 5px auto -webkit-focus-ring-color;
}

input,
button,
select,
optgroup,
textarea {
  margin: 0;
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

button,
input {
  overflow: visible;
}

button,
select {
  text-transform: none;
}

select {
  word-wrap: normal;
}

button,
[type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button;
}

button:not(:disabled),
[type="button"]:not(:disabled),
[type="reset"]:not(:disabled),
[type="submit"]:not(:disabled) {
  cursor: pointer;
}

button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {
  padding: 0;
  border-style: none;
}

input[type="radio"],
input[type="checkbox"] {
  box-sizing: border-box;
  padding: 0;
}

input[type="date"],
input[type="time"],
input[type="datetime-local"],
input[type="month"] {
  -webkit-appearance: listbox;
}

textarea {
  overflow: auto;
  resize: vertical;
}

fieldset {
  min-width: 0;
  padding: 0;
  margin: 0;
  border: 0;
}

legend {
  display: block;
  width: 100%;
  max-width: 100%;
  padding: 0;
  margin-bottom: .5rem;
  font-size: 1.5rem;
  line-height: inherit;
  color: inherit;
  white-space: normal;
}

progress {
  vertical-align: baseline;
}

[type="number"]::-webkit-inner-spin-button,
[type="number"]::-webkit-outer-spin-button {
  height: auto;
}

[type="search"] {
  outline-offset: -2px;
  -webkit-appearance: none;
}

[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

::-webkit-file-upload-button {
  font: inherit;
  -webkit-appearance: button;
}

output {
  display: inline-block;
}

summary {
  display: list-item;
  cursor: pointer;
}

template {
  display: none;
}

[hidden] {
  display: none !important;
}

h1, h2, h3, h4, h5, h6,
.h1, .h2, .h3, .h4, .h5, .h6 {
  margin-bottom: 0.5rem;
  font-weight: 500;
  line-height: 1.2;
}

h1, .h1 {
  font-size: 2.5rem;
}

h2, .h2 {
  font-size: 2rem;
}

h3, .h3 {
  font-size: 1.75rem;
}

h4, .h4 {
  font-size: 1.5rem;
}

h5, .h5 {
  font-size: 1.25rem;
}

h6, .h6 {
  font-size: 1rem;
}

.lead {
  font-size: 1.25rem;
  font-weight: 300;
}

.display-1 {
  font-size: 6rem;
  font-weight: 300;
  line-height: 1.2;
}

.display-2 {
  font-size: 5.5rem;
  font-weight: 300;
  line-height: 1.2;
}

.display-3 {
  font-size: 4.5rem;
  font-weight: 300;
  line-height: 1.2;
}

.display-4 {
  font-size: 3.5rem;
  font-weight: 300;
  line-height: 1.2;
}

hr {
  margin-top: 1rem;
  margin-bottom: 1rem;
  border: 0;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

small,
.small {
  font-size: 80%;
  font-weight: 400;
}

mark,
.mark {
  padding: 0.2em;
  background-color: #fcf8e3;
}
.container {
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
  margin-right: auto;
  margin-left: auto;
}

@media (min-width: 576px) {
  .container {
    max-width: 540px;
  }
}

@media (min-width: 768px) {
  .container {
    max-width: 720px;
  }
}

@media (min-width: 992px) {
  .container {
    max-width: 960px;
  }
}

@media (min-width: 1200px) {
  .container {
    max-width: 1140px;
  }
}

.pc-footer{
	display: block;
}
.mobile-footer{
	display: none;
}
#web_bg{
  position:fixed;
  top: 0;
  left: 0;
  width:100%;
  height:100%;
  min-width: 1000px;
  z-index:-10;
  zoom: 1;
  background-color: #fff;
  background-repeat: no-repeat;
  background-size: cover;
  -webkit-background-size: cover;
  -o-background-size: cover;
  background-position: center 0;
}
.container_top {
    margin-top: 8%;
  }
/*@media (min-width: 1200px) {
  .container_top {
    margin-top: 2%;
  }
}
@media (min-width: 1680px){
  .container_top {
    margin-top: 8%;
  }
}*/

.bg_img{
	margin: 0 auto;
	width: 100%;
}
.bg_img img{
	width: 100%;
}
.bg{
	margin: 0 auto;
	width: 100%;
	height: 449px;
	background: url(../images/bg_middle.jpg) no-repeat;
	background-size: 100% 100%;
}
.left{
	float: left;
	width: 40%;
	padding-top: 50px;
}
.right{
	float: left;
	width: 55%;
	padding-top: 40px;
}
.left img{
	margin: 20% 0 0 18px;
	width: 80%;
}
@font-face {
	font-family:'xiyuan';
	src: url(../font/xiyuan.ttf);
}
@font-face {
	font-family: 'humnst';
	src:url(../font/humnst.ttf);
}
.xiyuan{
	font-family: 'xiyuan';
	font-size: 36px;
	font-weight: lighter;
	color: #ffffff;
	letter-spacing: 3px;
}
.humnst{
	font-family: 'humnst';
	font-size: 28px;
	font-weight: lighter;
	color: #a8dcfc;
	letter-spacing: 1px;
}
.text_cn{
	/*margin : 1% 0 3% 15%;*/
	margin: 0 auto;
}
.text_en{
	/*margin : 5% 0 3% 15%;*/
	margin: 0 auto;
}
.choice{
	margin: 7% 0 3% 0;
	width: 600px;
	/*height: 188px;*/
	padding: 20px 10px;
	/*background: #ffffff;*/
	background:rgba(255,255,255,0.3) none repeat scroll !important; 
	/*opacity: 0.3;*/
	/*-moz-opacity:0.3;  
    -khtml-opacity: 0.3;  
	filter:alpha(opacity=30);*/
	display: inline-block;
}
.choice_left{
	float: left;
	margin-top: 40px;
	width: 20px;
	font-size: 18px;
	color: #ffffff;
	-webkit-writing-mode: vertical-rl;
    writing-mode: vertical-rl;
    position: relative;
}
.choice_right{
	float: left;
	width: 590px;
	padding-top:5px;
}
.coss-title{
	width: 100%;
}
.coss-title img{
	height: 90px;
}
.coss-txt, .coss-icon{
	float: left;
}
.coss-icon img{
	width: 48px;
}
/*.coss-txt{
	margin-top: 10px;
}*/
.coss-txt p{
	margin: 0;
	padding: 0;
	color: white;
	text-align: left;
}
.coss-txt-cn{
	font-size: 16px;
}
.coss-txt-en{
	font-size: 12px;
}


.footer{
	position:fixed;
	bottom: 0;
	width: 100%;
	padding: 10px 0;
	text-align: center;
	line-height: 24px;
	font-size: 14px;
}



/*4个按钮样式*/
.button{
	float: left;
	width: 280px;
	padding: 15px 0;
	/*height: 63px;*/
}
.button_text{
	color: #fff;
	line-height: 60px;
	padding-left: 10px;
	font-size: 18px;
}
.button_bg1{
	background: #de991e;
	border-radius: 5px;
	border:2px solid #fff;
}
.button_bg2{
	background: #00ae25;
	border-radius: 5px;
	border:2px solid #fff;
}
.button_bg3{
	background: #1b7ab6;
	border-radius: 5px;
	border:2px solid #fff;
}
.button_bg4{
	background: #c6000b;
	border-radius: 5px;
	border:2px solid #fff;
}
.button img{
	  float: right;
    padding: 6px 8px 0;
}


@media screen and (max-width: 600px){
.pc-footer{
	display: none;
}
.mobile-footer{
	display: block;
}
#web_bg{
  position:relative;
  top: 0;
  left: 0;
  width:100%;
  height:100%;
  min-width: 100%;
  z-index:999;
  zoom: 1;
  background-color: #fff;
  background-repeat: no-repeat;
  background-size: cover;
  -webkit-background-size: cover;
  -o-background-size: cover;
  background-position: center 0;
}
.container_top {
    margin-top: 0;
    padding-top: 8%;
}	
	
.bg_img{
	margin: 0 auto;
	width: 100%;
}
.bg_img img{
	width: 100%;
}
.bg{
	margin: 0 auto;
	width: 100%;
	height: 449px;
	background: url(../images/bg_middle.jpg) no-repeat;
	background-size: cover;
}
.left{
	float: none;
	width: 100%;
	padding-top: 0px;
	text-align: center;
}
.right{
	float: none;
	width: 100%;
	padding-top: 25px;
	text-align: center;
}
.left img{
	margin: 0 auto;
	width: 170px;
}
@font-face {
	font-family:'xiyuan';
	src: url(../font/xiyuan.ttf);
}
@font-face {
	font-family: 'humnst';
	src:url(../font/humnst.ttf);
}
.xiyuan{
	font-family: 'xiyuan';
	font-size: 36px;
	font-weight: lighter;
	color: #ffffff;
	letter-spacing: 3px;
}
.humnst{
	font-family: 'humnst';
	font-size: 28px;
	font-weight: lighter;
	color: #a8dcfc;
	letter-spacing: 1px;
}
.text_cn{
	margin: 0 auto;
}
.text_en{
	margin: 0 auto;
}
.choice{
	margin: 7% auto 3%;
	width: 85%;
	padding: 10px;
	background:rgba(255,255,255,0.3) none repeat scroll !important; 
	display: inline-block;
}
.choice_left{
	float: left;
	margin-top: 40px;
	width: 20px;
	font-size: 18px;
	color: #ffffff;
	-webkit-writing-mode: vertical-rl;
    writing-mode: vertical-rl;
    position: relative;
}
.choice_right{
	float: left;
	width: 100%;
	padding-top:5px;
}
.coss-title{
	width: 100%;
}
.coss-title img{
	height: 70px;
}
.coss-txt, .coss-icon{
	float: left;
}
.coss-icon img{
	width: 48px;
}
.button{
	float: none;
	width: 100%;
	padding: 7px 0;
  height: 63px;
}
.footer{
	position:relative;
	bottom: 0;
	width: 100%;
	padding: 10px 0;
	text-align: center;
	line-height: 24px;
	font-size: 14px;
}
}