#contents {
  padding-bottom: 35px;
  padding-top: 80px;
}

h3 {
  padding: 0px 20px;
  margin: 10px 0;
}

.search_box_wrap {
  width: 100%;
  padding: 45px 10px 35px 10px;
  margin-top: 30px;
}

.search_box {
  max-width: 452px;
  margin: 0 auto;
}

.search_submit_wrap {
  width: 100%;
  text-align: center;
}

.search_submit {
  min-width: 200px;
  max-width: 300px;
  margin-top: 10px;
}

hr {
  border: none;
  border-top: solid 1px #ccc;
  height: 1px;
  color: #fff;
  padding: 0;
  margin: 5px 0;
}

@media screen and (min-width: 700px) {
  #contents {
    padding-bottom: 80px;
  width: 1200px;
  margin: auto;
  }

  .search_box div.category,
  .search_box div.sort {
    padding-right: 10px;
    float: left;
    width: 226px;
  }

  .search_box div.sort {
    width: 452px;
  }

  h3 {
    padding: 10px 0;
    margin: 10px 0;
  }

  hr {
    margin: 15px 0;
  }
}