body,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
p,
blockquote,
dl,
dt,
dd,
ul,
ol,
li,
pre,
form,
fieldset,
legend,
button,
input,
textarea,
th,
td,
header,
nav,
footer {
    margin: 0;
    padding: 0;
    zoom: 1;
}
*{
    box-sizing:border-box; -webkit-box-sizing:border-box;  /* Safari */  -moz-box-sizing:border-box; /* Firefox */
}
img {
    display:block;
    font-size: 0px;
    max-width: 100%;
    position: relative;
}
h1,
h2,
h3,
h4,
h5,
h6 {
    font-size: 100%;
}

ul,
ol,
li {
list-style: none;
}


.clearfix:after {
    content: "";
    visibility: hidden;
    height: 0;
    display: block;
    clear: both;
    zoom: 1;
}

a {
    text-decoration: none;
}

/* body,
button,
input,
select,
textarea {
    font: 16px/1.5 tahoma, arial, \5b8b\4f53;
} */
input,select,textarea{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    color: #000;
    outline: none;
    font-size: 18px;
    font-weight: 600;
}
::-webkit-input-placeholder{
    font-size: 14px;
    color: #b2b2b2;
    font-weight: 400;
}
:-moz-placeholder{
    font-size: 14px;
    color: #b2b2b2;
    font-weight: 400;
}
::-moz-placeholder{
    font-size: 14px;
    color: #b2b2b2;
    font-weight: 400;
}
:-ms-input-placeholder{
    font-size: 14px;
    color: #b2b2b2;
    font-weight: 400;
}
body {
    font-family: "Source Han Sans CN", Arial, verdana, "微软雅黑", SimHei, "微软雅黑", "microsoft yahei";
}


.content_id {
    display: none;
}