.wrap {
  max-width: 1450px;
}

.contentBox .leftBox {
  float: left;
  width: 64%;
}
@media (max-width: 640px) {
  .contentBox .leftBox {
    float: none;
    width: 100%;
  }
}
.contentBox .rightBox {
  float: right;
  width: 30%;
}
@media (max-width: 640px) {
  .contentBox .rightBox {
    float: none;
    width: 100%;
    margin-top: 30px;
  }
}

.note {
  padding: 10px;
  font-size: 15px;
  line-height: 1.6;
  background-color: #f1f1f1;
}
.note a {
  font-size: 18px;
  color: #09f;
}
@media (min-width: 1181px) {
  .note a:hover {
    text-decoration: underline;
  }
}

.documentItem .category {
  color: #7b7b7b;
}
.documentItem .title {
  font-size: 20px;
  width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.design_do-002 .topBox {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  border-bottom: 2px solid #000;
}
.design_do-002 .documentList {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  margin: 0 -15px;
}
@media (max-width: 1023px) {
  .design_do-002 .documentList {
    margin: 0 -8px;
  }
}
.design_do-002 .documentItem {
  width: 25%;
}
@media (max-width: 1023px) {
  .design_do-002 .documentItem {
    width: 33.3333333333%;
  }
}
@media (max-width: 640px) {
  .design_do-002 .documentItem {
    width: 50%;
  }
}
@media (max-width: 400px) {
  .design_do-002 .documentItem {
    width: 100%;
  }
}
.design_do-002 .documentItem .item {
  height: calc(100% - 30px);
  padding: 18px 25px;
  margin: 15px 35px;
  -webkit-transition: all 0.5s ease-in-out;
  transition: all 0.5s ease-in-out;
  border: 1px solid #c0bfbf;
  border-radius: 15px;
}
@media (max-width: 1180px) {
  .design_do-002 .documentItem .item {
    margin: 10px 15px;
  }
}
@media (max-width: 1023px) {
  .design_do-002 .documentItem .item {
    height: calc(100% - 20px);
    margin: 10px 8px;
  }
}
@media (max-width: 480px) {
  .design_do-002 .documentItem .item {
    height: initial;
    padding: 15px 10px;
  }
}
.design_do-002 .Img {
  margin-bottom: 20px;
}
.design_do-002 .Img img {
  width: 100%;
  height: auto;
  display: block;
  -webkit-backface-visibility: hidden;
          backface-visibility: hidden;
}
.design_do-002 .spec {
  margin-top: 8px;
}
.design_do-002 .btnBox {
  margin-top: 35px;
}
@media (max-width: 1360px) {
  .design_do-002 .btnBox .download {
    min-width: 150px;
  }
}
@media (max-width: 768px) {
  .design_do-002 .btnBox .download {
    min-width: 120px;
  }
}