@import url('reset.css');
@import url('head.css');
#content {
  width: 1280px;
  margin: 0 auto;
  padding: 0 16px;
  box-sizing: border-box;
  min-height: calc(100vh - 180px);
  overflow: hidden;
}
#content .categories {
  width: 1248px;
  display: grid;
  grid-template-columns: repeat(auto-fill, 191px);
  grid-gap: 20px;
  margin-bottom: 20px;
}
#content .categories a img {
  width: 191px;
  height: 191px;

  border-radius: 40px;
}
#content .long {
  width: 1212px;
  height: 90px;
  text-align: center;
  margin: 20px auto;

}