body,
ol,
ul,
h1,
h2,
h3,
h4,
h5,
h6,
p,
th,
td,
dl,
dd,
form,
fieldset,
legend,
input,
textarea,
select {
  margin: 0;
  padding: 0;
}
body {
  font: 13px "PingFang SC";
  background: #fefffe;
  -webkit-text-size-adjust: 100%;
  color: #313131;
}
*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
a {
  color: #2d374b;
  text-decoration: none;
  outline: none;
  appearance:none;
  -webkit-tap-highlight-color: transparent; 
}
em {
  font-style: normal;
}
li {
  list-style: none;
}
img {
  border: 0;
  vertical-align: top;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
p {
  word-wrap: break-word;
}

.none {
  display: none;
}
.block {
  display: none;
}