footer {
  flex-shrink: 0;
  height: fit-content;
  width: 100%;
  padding: 0 100px 50px 100px;
}

.sitemaps {
  display: flex;
  margin: auto;
  justify-content: space-between;
  min-width: 600px;
  max-width: 900px;
}

.sitemaps p {
  color: #5f6169;
}
.sitemaps li {
  margin-bottom: 14px;
}

.sitemaps li img {
  vertical-align: middle;
}

.sitemaps {
  display: flex;
  margin: auto;
  justify-content: space-between;
  min-width: 600px;
  max-width: 900px;
}

@media only screen and (max-width: 600px) {
  footer {
    padding: 0 30px;
    margin-left: calc(50% - 176px);
  }
  
  .id-header {
    flex-direction: column;
    margin: 20px;
    min-width: unset;
  }

  .header-links {
    margin-top: 12px;
    text-align: center;
  }

  .sitemaps {
    display: block;
    height: 500px;
  }
  
  .sitemaps .column {
    margin-bottom: 12px;
    float: left;
    width: 200px;
  }
  .sitemaps .column:nth-child(3) {
    clear: both;
  }
}