* {
  margin: 0;
  padding: 0;
}

html,
body,
#app,
.wrapper {
  width: 100%;
}

body {
  font-family: 'PingFang SC', "Helvetica Neue", Helvetica, "microsoft yahei", arial, STHeiTi, sans-serif;
}

a {
  text-decoration: none;

}
img{
  max-width: 100%;
  height: auto;
  display: block;
}
ul>li,ul>ol{
  list-style: none;
}
.container{
  width: 1200px;
  margin: 0 auto;
  overflow: hidden;
}