diff --git a/R-package/vignettes/vignette.css b/R-package/vignettes/vignette.css
index d9c9c6c31..3d143d299 100644
--- a/R-package/vignettes/vignette.css
+++ b/R-package/vignettes/vignette.css
@@ -129,7 +129,7 @@ code {
     font-family: Consolas, Monaco, Andale Mono, monospace;
     line-height: 1.5;
     font-size: 15px;
-    background: #F0F0F0;
+    background: #CDCDCD;
     border-radius: 4px;
     padding: 5px;
     display: inline-block;
@@ -154,7 +154,7 @@ blockquote {
     font-size:14px;
     border-left:.5em solid #606AAA;
     background: #F8F8F8;
-    padding-left: 1em;
+    padding: 0em 1em 0em 1em;
     margin-left:10px;
     max-width: 500px;
 }
diff --git a/R-package/vignettes/xgboostPresentation.Rmd b/R-package/vignettes/xgboostPresentation.Rmd
index 66d97fdfe..02125ac46 100644
--- a/R-package/vignettes/xgboostPresentation.Rmd
+++ b/R-package/vignettes/xgboostPresentation.Rmd
@@ -235,7 +235,7 @@ file.remove("./xgboost.model")
 
 > result is `0`? We are good!
 
-In some very specific cases, like when you want to pilot **Xgboost** from `caret` package, you will want to save the model as a *R* `binary` vector. See below how to do it.
+In some very specific cases, like when you want to pilot **Xgboost** from `caret` package, you will want to save the model as a *R* binary vector. See below how to do it.
 
 ```{r saveLoadRBinVectorModel, message=F, warning=F}
 # save model to R's raw vector