* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
.hidden-scroll {
  overflow-y: hidden;
}
html::-webkit-scrollbar {
  width: 8px;
  height: 8px;
  background-color: #F5F5F5;
}
html::-webkit-scrollbar-thumb {
  border-radius: 0;
  background-color: #333;
}
html::-webkit-scrollbar-track {
  border-radius: 0;
  background-color: #E2E2E2;
}
body {
  font-size: 14px;
  font-weight: 400;
  font-family: PingFangSC-Medium, PingFang SC;
}
ul {
  list-style: none;
}
a {
  text-decoration: none;
  color: #333;
}
input {
  outline: none;
  background: none;
  border: none;
}
input::-webkit-input-placeholder {
  color: #fff;
}
input::-moz-placeholder {
  /* Mozilla Firefox 19+ */
  color: #fff;
}
input:-moz-placeholder {
  /* Mozilla Firefox 4 to 18 */
  color: #fff;
}
input:-ms-input-placeholder {
  /* Internet Explorer 10-11 */
  color: #fff;
}
.w {
  width: 1440px;
  margin: 0 auto;
}
.pointer {
  cursor: pointer;
}
.ellipsis {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}
.ellipsis-2 {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.ellipsis-7 {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 7;
  -webkit-box-orient: vertical;
}
.none {
  display: none;
}