* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 100px;
}
p {
  margin: 0;
  padding: 0;
}
/* html {
  font-size: 42.66666666666667px;
}
@media (min-width: 170px) {
  html {
    font-size: 48px;
  }
}
@media (min-width: 170px) and (min-width: 200px) {
  html {
    font-size: 50px;
  }
}
@media (min-width: 170px) and (min-width: 280px) {
  html {
    font-size: 53.33333333333333px;
  }
}
@media (min-width: 170px) and (min-width: 310px) {
  html {
    font-size: 55.2px;
  }
}
@media (min-width: 170px) and (min-width: 340px) {
  html {
    font-size: 60px;
  }
}
@media (min-width: 170px) and (min-width: 370px) {
  html {
    font-size: 64px;
  }
}
@media (min-width: 170px) and (min-width: 400px) {
  html {
    font-size: 68px;
  }
}
@media (min-width: 170px) and (min-width: 430px) {
  html {
    font-size: 72px;
  }
}
@media (min-width: 170px) and (min-width: 460px) {
  html {
    font-size: 76px;
  }
}
@media (min-width: 170px) and (min-width: 490px) {
  html {
    font-size: 80px;
  }
}
@media (min-width: 170px) and (min-width: 520px) {
  html {
    font-size: 84px;
  }
}
@media (min-width: 170px) and (min-width: 550px) {
  html {
    font-size: 88px;
  }
}
@media (min-width: 170px) and (min-width: 580px) {
  html {
    font-size: 92px;
  }
}
@media (min-width: 170px) and (min-width: 610px) {
  html {
    font-size: 96px;
  }
}
@media (min-width: 170px) and (min-width: 640px) {
  html {
    font-size: 100px;
  }
} */
body {
  max-width: 640px;
  margin: 0 auto;
  display: block;
  background: #fff;
  position: relative;
}
a {
  cursor: pointer;
  text-decoration: none;
}
img {
  display: block;
  width: 100%;
}
.clearfix:after,
.clearfix:before {
  display: block;
  content: " ";
  clear: both;
  zoom: 1;
}
ul li{
  list-style: none;
}