html {
    height: 100%;
    background: #efefef;
}

body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
code,
form,
fieldset,
legend,
input,
textarea,
p,
blockquote,
th,
td,
header,
hgroup,
nav,
section,
article,
aside,
footer,
figure,
figcaption,
menu,
button {
    margin: 0;
    padding: 0;
}

body {
    min-height: 100%;
    font-size: 12px;
    font-family: SimHei, STHeiTi, "Microsoft Yahei", Helvetica, sans-serif;
    line-height: 1.5;
    color: #000;
    -webkit-user-select: none;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
    outline: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-size: 100%;
    font-weight: normal;
}

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

caption,
th {
    text-align: left;
}

fieldset,
img {
    border: 0;
}

img {
    display: block;
    width: 100%;
}

li {
    list-style: none;
}

ins {
    text-decoration: none;
}

del {
    text-decoration: line-through;
}

input,
button,
textarea,
select,
optgroup,
option {
    outline: 0;
}

input {
    -webkit-appearance: none;
    border: 0;
    outline: none;
}

input[type="checkbox"] {
    -webkit-appearance: checkbox;
}

a {
    -webkit-touch-callout: none;
    text-decoration: none;
    display: block
}

em,
i {
    font-style: normal;
}

::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
    color: #666;
    font-size: 14px;
}

.clearfix:before {
    content: "";
    display: block;
    height: 0;
    clear: both;
}

.clearfix:after {
    content: "";
    display: block;
    height: 0;
    clear: both;
}

.flex {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
}

.flex-1 {
    -webkit-box-flex: 1;
    -ms-flex: 1;
    flex: 1;
}

.flex-2 {
    -webkit-box-flex: 2;
    -ms-flex: 2;
    flex: 2;
}

.flex-fx-r {
    -webkit-box-orient: horizontal;
    -moz-flex-direction: row;
    -ms-flex-direction: row;
    -o-flex-direction: row;
    flex-direction: row;
}

.flex-fx-c {
    -webkit-box-orient: vertical;
    -moz-flex-direction: column;
    -ms-flex-direction: column;
    -o-flex-direction: column;
    flex-direction: column;
}

.flex-r-c {
    -webkit-box-pack: center;
    -moz-justify-content: center;
    -ms-justify-content: center;
    -o-justify-content: center;
    -ms-flex-pack: center;
    justify-content: center;
}

.flex-r-end {
    -webkit-box-pack: end;
    -moz-justify-content: flex-end;
    -ms-justify-content: flex-end;
    -o-justify-content: flex-end;
    -ms-flex-pack: end;
    justify-content: flex-end;
}

.flex-between {
    -webkit-box-pack: space-between;
    -moz-justify-content: space-between;
    -ms-justify-content: space-between;
    -o-justify-content: space-between;
    -ms-flex-pack: justify;
    justify-content: space-between;
}

.flex-c-c {
    -webkit-box-align: center;
    -moz-align-items: center;
    -ms-align-items: center;
    -o-align-items: center;
    -ms-flex-align: center;
    align-items: center;
}

.flex-c-end {
    -webkit-box-align: flex-end;
    -moz-align-items: flex-end;
    -ms-align-items: flex-end;
    -o-align-items: flex-end;
    -ms-flex-align: end;
    align-items: flex-end;
}

.flex-wrap {
    -ms-flex-wrap: wrap;
    -o-flex-wrap: wrap;
    flex-wrap: wrap;
}

.flex-items-c {
    -ms-align-content: center;
    -o-align-content: center;
    -ms-flex-line-pack: center;
    align-content: center;
}

.text-overflow {
    overflow: hidden;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.text_hd2 {
    overflow: hidden;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.text_hd3 {
    overflow: hidden;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -moz-line-clamp: 3;
    -ms-line-clamp: 3;
    -o-line-clamp: 3;
    -webkit-box-orient: vertical;
    -ms-box-orient: vertical;
    -o-box-orient: vertical;
}

/*页面*/
body {
    height: 100%;
    /* letter-spacing: .02rem; */
}


.clearfix:after,.clearfix:before{
    content: "";
    display: table;
}
.clearfix:after{
    clear: both;
}
.clearfix{
    *zoom: 1;
}