* {
    -webkit-tap-highlight-color: transparent;
    outline: 0
}

html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video {
    margin: 0;
    padding: 0;
    /*border: 0;*/
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
    outline: 0;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box
}

body {
    line-height: 1;
    margin: 0 auto;
    /* min-width: 500px;
    max-width: 1920px; */
    width: 100%;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Hiragino Sans GB", "Microsoft Yahei", "寰蒋闆呴粦", Arial, Helvetica, STHeiti, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    -webkit-text-size-adjust: 100% !important;
    margin: 0 auto;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
    display: block
}

ol,
ul {
    list-style: none
}

blockquote,
q {
    quotes: none
}

blockquote:before,
blockquote:after,
q:before,
q:after {
    content: '';
    content: none
}

strong {
    font-weight: bold
}

table {
    border-collapse: collapse;
    border-spacing: 0
}

img {
    border: 0;
    background-position: center center;
    background-repeat: no-repeat;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    background-size: cover;
    height: auto;
}

a,
a:visited,
a:hover,
a:active {
    text-decoration: none;
}

a,
button,
input {
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    -webkit-tap-highlight-color: transparent
}

a img {
    max-width: 100%;
    vertical-align: middle;
}

/*搴曢儴*/
.section_btm {
    width: 100%;
    height: 210px;
    margin: 0 auto;
    margin-bottom: -2px;
}

/*底部*/
#iframe_footer {
    width: 100%;
    height: 305px;
}

.footer {
    width: 100%;
    height: 305px;
    margin: 0 auto;
    background: #3a3a3a;
}

.footer_divbox {
    height: 156px;
}

.footer .footer_diva {
    width: 1213px;
    margin: 0 auto;
    padding-top: 72px;
    padding-bottom: 40px;
    color: #fff;
    font-size: 16px;
    overflow: hidden;
}

.footer .footer_tip1 {
    text-align: center;
    margin-top: 106px;
    line-height: 28px;
    width: 100%;
    letter-spacing: 1px;
}

.footer .footer_tip2 {
    float: left;
    line-height: 26px;
    margin-left: 15px;
    letter-spacing: 1px;
    font-size: 16px;
}

.footer_divb {
    overflow: hidden;
    float: left;
}

.footer .twgler_footicon {
    float: right;
    margin-top: 74px;
    width: 353px;
}

.twgler_footicon img:nth-child(2) {
    margin-top: 1px;
    float: right;
}

.footer .twgler_foottip {
    text-align: center;
}
.main_tab {
    width: 90%;
    height: auto;
    margin: 0 auto;
}

    .main_tab .main_tab_btn {
        width: 90%;
        height: 89px;
        margin: 3px 100px 10px 187px;
    }

.main_tab_btn .tab_btn01 {
    width: 169px;
    height: 46px;
    background-color: #B63040;
    background-size: 100% 100%;
    margin: 20px 10px 0px 30px;
    float: left;
    color: #666;
    line-height: 46px;
    text-align: center;
    font-size: 18px;
    cursor: pointer;
    color: #fff;
}

.main_tab_btn .tab_btn02 {
    width: 169px;
    height: 46px;
    background-size: 100% 100%;
    background-color: #ccc;
    margin: 20px 10px 0px 30px;
    float: left;
    color: #666;
    line-height: 46px;
    text-align: center;
    font-size: 18px;
    cursor: pointer;
}

.main_tab_btn .on {
    color: #fff;
    background-color: #F89D32;
}