/* ============================================
预定义样式
============================================== */

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: 100%;
}

html {
  font-size: 0.3rem;
}

body {
  line-height: 1;
}

ol,
ul {
  list-style: none;
}

main {
  display: block;
}

a {
  background-color: transparent;
  text-decoration: none;
  outline: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

img {
  border-style: none;
}

button,
input,
optgroup,
select,
textarea {
  font-family: inherit;
  /* 1 */
  font-size: 100%;
  /* 1 */
  line-height: 1.15;
  /* 1 */
  margin: 0;
  /* 2 */
}

button,
input {
  /* 1 */
  overflow: visible;
}

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

.container {
  max-width: 1200PX;
  margin: 0 auto;
}

/* 字体大小 */

.f12 {
  font-size: 12PX;
}

.f16 {
  font-size: 16PX;
}

.f18 {
  font-size: 18PX;
}

.f20 {
  font-size: 20PX;
}

.f22 {
  font-size: 22PX;
}

.f24 {
  font-size: 24PX;
}

.f26 {
  font-size: 26PX;
}

.f28 {
  font-size: 28PX;
}

.f30 {
  font-size: 30PX;
}

.f32 {
  font-size: 32PX;
}

.f34 {
  font-size: 34PX;
}

.f36 {
  font-size: 36PX;
}

.f38 {
  font-size: 38PX;
}

.f40 {
  font-size: 40PX;
}

.f48 {
  font-size: 48PX;
}

.f60 {
  font-size: 60PX;
}

/* 字体颜色 */

.r1 {
  color: #ffffff;
}

.r2 {
  color: #000000;
}

.r3 {
  color: #333333;
}

.r4 {
  color: #444444;
}

.r5 {
  color: #999999;
}

.r6 {
  color: #666666;
}

.r7 {
  color: #777777;
}

.lh {
  line-height: 1.5;
}

html,
body {
  width: 100%;
  overflow-x: hidden;
}