[Layout] Mobile font modify

Increase h1 line-height.

src/assets/scss/CFP/intro.scss

@@ -224,7 +224,7 @@ $buttonHoverBg: #226bb4;
     }
 
     @media screen and (max-width: 414px) {
-      line-height: 20px;
+      line-height: 60px;
     }
   }
 
@@ -470,7 +470,7 @@ $buttonHoverBg: #226bb4;
     }
 
     @media screen and(max-width: 414px) {
-      margin-top: -10%;
+      margin-top: 0%;
       margin-left: -10%;
     }
   }