body > footer {
  width: 100%;
  height: 100px;
  background-color: #f1f1f1;
  float: left;
  margin-top: 100px;
}

body > .wrap {
  min-height: calc(100vh - 200px);
}

body > footer > div {
  width: 1178px;
  height: 100px;
  margin: 0 auto;
}

body > footer > div > div {
  float: left;
  margin-top: 16px;
}

body > footer > div > div > div:nth-child(1) > a {
  font-size: 16px;
  margin-right: 16px;
  color: #333;
}
body > footer > div > div > div:nth-child(2) {
  margin-top: 8px;
}
body > footer > div > div > div:nth-child(2) > span {
  font-size: 14px;
  margin-right: 12px;
  color: #666;
}

body > footer > div > div > div:nth-child(3) > span {
  font-size: 14px;
  color: #999;
}

body > footer > div > img {
  width: 64.8px;
  height: 72px;
  float: right;
  margin-top: 14px;
}

@media (max-width: 767px) {
  body > footer {
    height: auto;
    padding-left: 15px;
    margin-top: 0 !important;
    z-index: 100;
  }
  body > footer > div {
    width: 100%;
  }
  body > footer > div > div {
    margin-bottom: 20px;
  }
  body > footer > div > img {
    display: none;
  }

  body > footer > div > div > div > span {
    display: block;
    float: none;
    margin-bottom: 10px;
  }

  body > footer > div > div > div:nth-child(1) > a {
    font-size: 14px;
  }

  body > footer > div > div > div:nth-child(2) > span {
    font-size: 12px;
  }

  body > footer > div > div > div:nth-child(3) > span {
    font-size: 12px;
  }
}