.ai__thumb .ai__thumb-inner img{width: 120px;height: 60px;}

.category__item{padding: 20px;}

.qrcode_box_outer{border-radius: 3px; background-image:url(../img/qrcode.png); background-repeat: no-repeat;background-position: center center;}
.qrcode_box{background-color:rgba(255,255,255,0.95);height: 398px;border-radius: 3px; display: flex;justify-content: center;align-items: center;}
.qrcode_box img{height: 280px; }

.barcode_box_outer{border-radius: 3px; background-image:url(../img/barcode.png); background-repeat: no-repeat;background-position: center center;}
.barcode_box{background-color:rgba(255,255,255,0.98);height: 370px;border-radius: 3px; display: flex;justify-content: center;align-items: center;}

.wordcloud_box_outer{border-radius: 3px; background-image:url(../img/wordcloud.png); background-repeat: repeat;background-position: center center;background-size: contain;}
.wordcloud_box{background-color:rgba(255,255,255,0.95);height: 450px;border-radius: 3px; display: flex;justify-content: center;align-items: center;}