* {
  margin: 0;
  padding: 0;
}
.public_w {
  max-width: 1320px;
  width: 85%;
  margin: 0 auto;
}
.footer {
  width: 100%;
  height: calc(50px + 2.5rem);
  margin-top: calc(10px + 1.3rem);
  background: #1b1b1b;
  font-family: '宋体';
}
.footer > div {
  width: 80%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  /* border: 1px #f00 solid; */
}
.footer > div > a ,.footer > div > p{
  font-weight: 400;
  font-size: calc(10px + 0.4rem);
  color: rgba(255, 255, 255, 0.7);
}
.footer > div > a {
    margin-left: calc(5px + 0.05rem);
  }
@media screen and (max-width: 1100px) {
  .footer > div {
    width: 95%;
  }
  .footer > div > p,
  .footer > div > a {
    font-size: calc(10px + 0.4rem);
    /*color: #a8a8a8;*/
  }
  .footer > div > a {
    margin-left: calc(5px + 0.05rem);
  }
}