/* 初始化 */
a,
abbr,
acronym,
address,
applet,
area,
article,
aside,
audio,
b,
base,
basefont,
bdi,
bdo,
big,
blockquote,
body,
br,
button,
canvas,
caption,
center,
cite,
code,
col,
colgroup,
datalist,
dd,
del,
details,
dir,
div,
dfn,
dialog,
dl,
dt,
em,
embed,
fieldset,
figcaption,
figure,
font,
footer,
form,
frame,
frameset,
h1,
h2,
h3,
h4,
h5,
h6,
head,
header,
hr,
html,
i,
iframe,
img,
input,
ins,
isindex,
kbd,
keygen,
label,
legend,
li,
link,
map,
mark,
menu,
menuitem,
meta,
meter,
nav,
noscript,
object,
ol,
optgroup,
option,
output,
p,
param,
pre,
progress,
q,
rp,
rt,
ruby,
s,
samp,
script,
section,
select,
small,
source,
span,
strike,
strong,
style,
sub,
summary,
sup,
table,
tbody,
td,
textarea,
tfoot,
th,
thead,
time,
title,
tr,
track,
tt,
u,
ul,
var,
video,
wbr,
xmp {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-family: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Heiti SC", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
}
img {
  border: none;
}
dl,
li,
menu,
ol,
ul {
  list-style: none;
}
button,
input,
select,
textarea {
  box-sizing: border-box;
  outline: none;
}
a,
a:link,
a:visited,
a:hover,
a:active {
  text-decoration: none;
}
.flex1 {
  flex: 1;
}
.row-all-center {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}
.row-between-center {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
.row-start-center {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: start;
  -ms-flex-pack: start;
  justify-content: flex-start;
}
.row-around-center {
  display: flex;
  align-items: center;
  justify-content: space-around;
}
.row-between-bottom {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: baseline;
  -ms-flex-align: baseline;
  align-items: baseline;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
.row-start-end {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: end;
  -ms-flex-align: end;
  align-items: flex-end;
}
.row-start-start {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}
.col-start-center {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}
.col-start-right {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: end;
  -ms-flex-align: end;
  align-items: flex-end;
}
.col-center-start {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: start;
  -ms-flex-align: start;
  align-items: flex-start;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}
.col-center-end {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: end;
  -ms-flex-pack: end;
  justify-content: flex-end;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
}
.col-around-center {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -ms-flex-pack: distribute;
  justify-content: space-around;
}
.col-all-center {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
}
.col-between-center {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
.col-between-start {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: start;
  -ms-flex-align: start;
  align-items: flex-start;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}
.row-end-end {
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
}
.col-start-start {
  display: flex;
  flex-direction: column;
}
.w1440 {
  transition: width 0.5s ease-out;
  margin: 0 auto;
}
.w1190 {
  transition: width 0.5s ease-out;
  margin: 0 auto;
}
@media screen and (max-width: 1499px) {
  .w1440 {
    width: 990px;
  }
  .w1190 {
    width: 990px;
  }
}
@media screen and (min-width: 1500px) {
  .w1440 {
    width: 1200px;
  }
  .w1190 {
    width: 1190px;
  }
}
.fadeOut {
  animation: fadeOut 1.5s ease-in-out forwards;
}
@keyframes fadeOut {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}