@font-face {
  font-family: ProductSans-Regular;
  font-style: normal;
  font-display: swap;
  src: url(../css/font/ProductSans-Regular.ttf) format("truetype");
}

@font-face {
  font-family: ProductSans-Bold;
  font-style: normal;
  font-display: swap;
  src: url(../css/font/ProductSans-Bold.ttf) format("truetype");
}
html,
body {
  padding: 0;
  margin: 0;
  height: 100%;
}
body {
  font-family: ProductSans-Regular;
  background-color: #fff;
  padding-left: constant(safe-area-inset-left);
  padding-left: env(safe-area-inset-left);
  padding-right: constant(safe-area-inset-right);
  padding-right: env(safe-area-inset-right);
  padding-bottom: constant(safe-area-inset-bottom);
  padding-bottom: env(safe-area-inset-bottom);
}
article {
  overflow: hidden;
  margin: 0 0.3rem;
}
h3 {
  margin-top: 0.36rem;
  margin-bottom: 0.16rem;
  color: #13101a;
  font-size: 0.36rem;
}
h4 {
  margin-top: 0.34rem;
  margin-bottom: 0.16rem;
  color: #13101a;
  font-size: 0.34rem;
}
h4 a {
  color: #3377ff;
  font-weight: normal;
  text-decoration: none;
  font-size: 0.28rem;
}
h5 {
  margin-top: 0.32rem;
  margin-bottom: 0.16rem;
  color: #13101a;
  font-size: 0.32rem;
}
p {
  margin: 0.16rem 0;
  font-size: 0.28rem;
  line-height: 0.44rem;
  color: #555555;
}
ul {
  margin: 0.32rem;
  padding: 0;
}
ul > li {
  margin: 0.1rem 0;
  font-size: 0.28rem;
  color: #555555;
}