优化标签小票打印

public/tag_print.css

@@ -7,12 +7,26 @@
   color: #000;
 }
 
+html,
+body {
+  width: 100%;
+  height: 100%;
+}
+
 body {
   padding: 2mm;
 }
 
+#app {
+  width: 100%;
+  height: 100%;
+}
+
 .print_view {
   position: relative;
+  width: 100%;
+  height: 100%;
+  overflow: hidden;
 }
 .print_view .ewm {
   width: 50px;

public/tag_print.scss

@@ -5,11 +5,23 @@
   font-size: 12px;
   color: #000;
 }
+html,
+body {
+  width: 100%;
+  height: 100%;
+}
 body {
   padding: 2mm;
 }
+#app{
+  width: 100%;
+  height: 100%;
+}
 .print_view {
   position: relative;
+  width: 100%;
+  height: 100%;
+  overflow: hidden;
   .ewm {
     $size: 50px;
     width: $size;