diff --git a/src/assets/styles/app.scss b/src/assets/styles/app.scss
index fca047387..0824f06c2 100644
--- a/src/assets/styles/app.scss
+++ b/src/assets/styles/app.scss
@@ -53,7 +53,6 @@ a {
     z-index: 997;
     height: 70px;
     width: 100%;
-    display: -ms-flexbox;
     display: flex;
     -ms-flex-pack: center;
     justify-content: center;
@@ -64,8 +63,6 @@ a {
     .layout-news-container {
         width: 100%;
         height: 100%;
-        display: -webkit-box;
-        display: -ms-flexbox;
         display: flex;
         justify-content: center;
         align-items: center;
@@ -398,7 +395,6 @@ a {
                 padding: 6px;
                 cursor: pointer;
                 border-radius: 4px;
-                -webkit-border-radius: 4px;
                 font-size: 14px;
                 color: #495057;
                 transition: background-color .2s;
@@ -470,7 +466,7 @@ a {
 
         &.introduction {
             color: #ffffff;
-            background-image: linear-gradient(to left, #455C71, #526F89);
+            background-image: linear-gradient(to left, #455A64, #607D8B);
 
             .feature-intro {