* {
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
  -webkit-tap-highlight-color:transparent;
}

html,body {
  font-family: -apple-system, "Helvetica Neue", Helvetica, Arial, "Microsoft YaHei", sans-serif;
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

img{
  vertical-align: bottom;
}

button{
  cursor: pointer;
}

input,button {
  outline: none;
  box-sizing: border-box;
  background: transparent;
}

textarea{
  width: 100%;
  border: none;
  outline: none;
  resize: none;
  box-sizing: border-box;
  font-family: -apple-system, "Helvetica Neue", Helvetica, Arial, "Microsoft YaHei", sans-serif;
}