修改generate流程，新增导出功能

src/assets/style/style.less

@@ -1247,15 +1247,19 @@ i{
 
 //设计input和上传按钮样式
 .collection_modal_body,.design_detail_modal_component,.library_page{
-	.input_box{
+	.input_border{
 		display: flex;
 		align-items: center;
 		position: sticky;
-		top: 0;
-		background: #fff;
 		padding-top: calc(2.5rem*1.2);
 		padding-bottom: calc(2rem*1.2);
-		z-index: 2;
+		background: #fff;
+		top: 0;
+		.input_box{
+			position: relative;
+			z-index: 2;
+			flex: 1;
+		}
 		input{
 			border-radius: calc(.5rem*1.2);
 			width: 70%;
@@ -1278,7 +1282,9 @@ i{
 		}
 		span{
 			position: absolute;
-			bottom: calc(0rem*1.2);
+			// bottom: calc(0rem*1.2);
+			bottom: -1.5rem;
+			left: 0;
 			font-size: calc(1.2rem*1.2);
 			color: red;
 			opacity: 0;
@@ -1296,7 +1302,8 @@ i{
 			}
 		}
 		.generage_btn{
-			margin: 0 auto;
+			// margin: 0 auto;
+			margin-left: 2rem;
 		}