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

html {
  color: #777;
  background: #f4f4f4;
  font-size: 13px;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

input,
select,
textarea {
  outline: none;
  border: 1px solid #f4f4f4;
  -webkit-appearance: none;
  outline: 0px;
  -webkit-appearance: none;
}

body,
button,
input,
select,
textarea,
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: "微软雅黑", "Lantinghei SC", "Microsoft YaHei", "HanHei SC",
    "Helvetica Neue", "Open Sans", Arial, "Hiragino Sans GB", "PingFang SC",
    STHeiti, "WenQuanYi Micro Hei", SimSun, sans-serif;
  outline: none;
}

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

textarea {
  word-wrap: break-word;
  word-break: break-all;
  resize: none;
}

li {
  list-style: none;
}

img {
  border: none;
}

a {
  text-decoration: none;
  color: #000;
}

a:hover {
  color: #000;
  font-weight: 600;
}

a:focus {
  outline: none;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.clear {
  clear: both;
}

.fixed {
  position: fixed;
}

.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.overone {
  overflow: hidden;
  -ms-text-overflow: ellipsis;
  -o-text-overflow: ellipsis;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}

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

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

.clearfix:after {
  clear: both;
}

.clearfix:before,
.clearfix:after {
  content: " ";
  display: table;
}

.bgf {
  background: #fff;
}

.radius {
  border-radius: 4px;
}

.radius5 {
  border-radius: 50%;
}

.sw {
  max-width: 1200px;
  margin: 0 auto;
}