.aiot-upload-content {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-wrap: wrap;
      -ms-flex-wrap: wrap;
          flex-wrap: wrap;
  padding: 16px 6px 6px 16px;
}
.aiot-upload-content .image_block {
  width: 90px;
  height: 90px;
  border-radius: 4px;
  border: 1px solid #d9d9d9;
  margin: 0px 10px 10px 0px;
  position: relative;
  text-align: center;
}
.aiot-upload-content .image_block .uploaded-img {
  width: 88.5px;
  height: 88.5px;
  border-radius: 4px;
}
.aiot-upload-content .image_added .preAndDel {
  display: none;
}
.aiot-upload-content .image_added:hover .preAndDel {
  width: 100%;
  height: 20px;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
      -ms-flex-pack: justify;
          justify-content: space-between;
  background-color: rgba(0, 0, 0, 0.29);
  position: absolute;
  bottom: -0.5px;
  color: #fff;
  border-bottom-left-radius: 2px;
  border-bottom-right-radius: 2px;
}
.aiot-upload-content .image_added:hover .preAndDel .operation {
  width: 50%;
  height: 20px;
  text-align: center;
}
.aiot-upload-content .image_added:hover .preAndDel .operation img {
  width: 16px;
  cursor: pointer;
}
.aiot-upload-content .image_added:hover .preAndDel .operation:hover {
  background-color: rgba(0, 0, 0, 0.5);
}
.aiot-upload-content .image_added:hover .preAndDel #operation-left {
  border-bottom-left-radius: 4px;
}
.aiot-upload-content .image_added:hover .preAndDel #operation-right {
  border-bottom-right-radius: 4px;
}
.aiot-upload-content .image_add {
  background: #F8F8F8;
  cursor: pointer;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  font-size: 12px;
  color: rgba(0, 0, 0, 0.4);
}
.aiot-upload-content .image_add > div {
  margin-top: 8px;
}
.aiot-upload-content .image_add img {
  margin-bottom: 5px;
}
.aiot-upload-content .image_add:hover {
  border: 1px solid #505766;
}
.aiot-upload-content .tip {
  width: 200px;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  font-size: 12px;
  color: #999999;
}