* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
a {
  background-color: transparent;
  text-decoration: none;
  color: #333;
}
button {
  outline: none;
  cursor: pointer;
}

html {
  line-height: 1.15; /* Correct the line height in all browsers */
  -webkit-text-size-adjust: 100%; /* Prevent adjustments of font size after orientation changes in iOS. */
}

body {
  margin: 0;
  font-family: 'PingFangSC-Regular', 'helvetica neue', 'PingFang SC', 'microsoft yahei', arial, 'hiragino sans gb', sans-serif;
}

img {
  outline-width: 0px;
  vertical-align: top;
  border-style: none; /*  Remove the border on images inside links in IE 10. */
}
li{
  list-style: none;
}