input {
  outline: none;
}

::-webkit-scrollbar {
  display: none;
  /*隐藏滚动条*/
}

body,
h1,
h2,
h3,
h4,
h5,
h6,
div,
ul,
li,
dl,
dt,
dd,
p,
a,
img,
strong,
small,
time,
span,
i,
sub,
sup,
label,
input,
canvas,
textarea {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  box-sizing: content-box;
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  -webkit-text-size-adjust: none;
  margin: 0;
  padding: 0;
  float: left;
  -webkit-overflow-scrolling: touch;
  -ms-overflow-style: none;
  /*隐藏滚动条*/
  scrollbar-width: none;
  /*隐藏滚动条*/
}

html,
body {
  width: 100%;
  overflow-x: hidden;
  height: 100%;
  overflow-y: scroll;
  color: #fff;
}

.text_center {
  display: flex;
  justify-content: center;
  align-items: center
}

body,
div,
li,
img,
h2,
h3,
h4,
h5,
ul,
dl,
dt,
dd,
p {
  padding: 0;
  margin: 0;
  -moz-user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  user-select: none
}

body {
  font-family: "微软雅黑";
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  display: block;
  position: relative;
  width: 100%
}

h1,
h2,
h3,
h4,
h5 {
  font-weight: bold
}

ul {
  list-style: none
}

a {
  text-decoration: none;
  color: #333
}

img {
  display: block
}

.b_r {
  border-right: 1px solid #eee
}

.b_l {
  border-left: 1px solid #eee
}

.b_b {
  border-bottom: 1px solid #eee
}

.b_t {
  border-top: 1px solid #eee
}

div::before,
div::after {
  content: '';
  display: block;
  line-height: 0;
  height: 0;
  visibility: hidden;
  clear: both
}

input {
  border: 0;
}

html,
body {
  position: fixed;
  top: 0;
  left: 0;
}

a {
  text-decoration: none
}

ol,
ul {
  list-style: none
}

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

.textleft {
  display: -webkit-box;
  display: flex;
  display: -webkit-flex;
  display: -ms-flexbox;
  -webkit-box-pack: start;
  -webkit-justify-content: flex-start;
  -ms-flex-pack: start;
  justify-content: flex-start;
  -webkit-box-align: center;
  -webkit-align-items: center;
  -ms-flex-align: center;
  align-items: center;
}
/* 首页部分 begin */
.content {
  width: 100%;
  height: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.content img {
  width: 100%;
}
.serve {
  position: fixed;
  right: 1vw;
  top: 49%;
}
.serve img {
  width: 15vw;
}
.footer{
  width: 100%;
  height: auto;
  position: fixed;
  bottom: 0;
  display: flex;
  justify-content: center; /* 水平居中 */
  align-items: center;  /* 垂直居中 */
}
.footer img{
  width: 100%;
}
/* 首页部分 end */