div,
body,
html,
a,
h1,
h2,
h3,
h4,
h5,
h6,
ul,
p,
li,
input {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
input {
  outline: none;
  padding: 0;
}
ul,
li {
  list-style: none;
}

a {
  color: black;
  text-decoration: none;
  cursor: pointer;
}

button {
  background-color: transparent;
  border: none;
  cursor: pointer;
}
html {
  font-size: 100px;
  scroll-behavior: smooth;
  overflow-x: hidden;
}
body {
  font-size: 16px;
  box-sizing: border-box;
  background-color: #f4f4f4;
  scroll-behavior: smooth;
}

img {
  width: 100%;
  height: 100%;
}

@font-face {
  font-family: "SYME";
  src: url("../font/SourceHanSansCN-Medium.ttf");
}

@font-face {
  font-family: "iconfont";
  src: url("../fonts/iconfont.ttf");
}

@font-face {
  font-family: "swiss";
  src: url("../font/Swiss721StdBoldCondensedOut.ttf");
}

@font-face {
  font-family: "dinc";
  src: url("../font/DINCondensedCRegular.ttf");
}

* {
  font-family: "SYME";
}

.font-dinc {
  font-family: "dinc";
}

p {
  line-height: 1.4;
}

.bg-fff {
  background: #fff;
}