下载按钮调整

@@ -76,7 +76,7 @@
         font-weight: normal;
         width: 126px;
         height: 46px;
-        line-height: 46px;
+        line-height: 44px;
         text-align: center;
         box-sizing: border-box;
         border: 1px solid #444;

@@ -375,7 +375,7 @@
             .download-protocol {
                 width: 126px;
                 height: 46px;
-                line-height: 46px;
+                line-height: 44px;
                 text-align: center;
                 box-sizing: border-box;
                 border: 1px solid #444;