* {
  margin: 0;
  padding: 0;
}

html {
  background: #fff;
}

.xieyiMain {
  width: 70%;
  margin: 0 auto;
  color: #000;
}

.channel-title {
  text-align: center;
  line-height: 3
}

.channel-block {
  font-size: clamp(13px, 2.5vw, 15px);
  line-height: 1.7;
}

.channel-block p {
  margin: 0 auto 18px;
}

h3 {
  margin: 10px 0;
}

.date-div {
  color: #5e5e5e;
  font-size: 14px;
  padding: 10px;
  text-align: right;
}

.date-div>span {
  display: block;
}

a,
a:visited {
  color: #333;
}

@media screen and (max-width:980px) {
  .xieyiMain {
    width: 90%
  }
}