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,
tbody,
tfoot,
thead,
tr,
th,
td,
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: inherit;
    font: inherit;
    font-weight: normal;
    vertical-align: baseline;
    box-sizing: border-box;
}

/* HTML5 display-role reset for older browsers */
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
    display: block;
}

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

blockquote,
q {
    quotes: none;
}

blockquote:before,
blockquote:after,
q:before,
q:after {
    content: '';
    content: none;
}
input,textarea{background: none;outline: none;border: none;}
input:focus,textarea:focus{border: none;}
table {
    border-collapse: collapse;
    border-spacing: 0;
}

/* custom */
a {
    color: inherit;
    text-decoration: none;
    -webkit-backface-visibility: hidden;
}

button {
    background-color: transparent;
    padding: 0;
    margin: 0;
    border: 0;
}

button,
a,
li,
ul,
div {
    outline: none;
}

.clear::after {
    content: '';
    display: block;
    clear: both;
    height: 0;
}
/* 公共样式 */
.flex {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
}

.flex-warp ,.flex-wrap{-webkit-flex-wrap: wrap;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;}

.flex-b {
      display: -webkit-box;
        display: -webkit-flex;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-pack: justify;
        -webkit-justify-content: space-between;
        -ms-flex-pack: justify;
        justify-content: space-between;
}

.flex——c {

    display: -webkit-box;
      display: -webkit-flex;
      display: -ms-flexbox;
      display: flex;
      -webkit-box-align: center;
      -webkit-align-items: center;
      -ms-flex-align: center;
      align-items: center;}

.flex-b-c {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.flex-c-c {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
}
.flex-auto{flex:1;-webkit-box-flex: 1;
  -webkit-flex: 1;
  -ms-flex: 1;
  flex: 1;}
/* ::-webkit-scrollbar{
  width: 5px;
  height: 5px;
}
::-webkit-scrollbar-track-piece{
  background-color: rgba(0, 0, 0, 0.2);
  -webkit-border-radius: 6px;
}
::-webkit-scrollbar-thumb:vertical{
  height: 5px;
  background-color: rgba(125, 125, 125, 0.7);
  -webkit-border-radius: 6px;
}
::-webkit-scrollbar-thumb:horizontal{
  width: 5px;
  background-color: rgba(125, 125, 125, 0.7);
  -webkit-border-radius: 6px;
} */
/* body,html{
  height: 100%;
  width: 100%;
} */