Add short code + add improve this page button

static/assets/css/single.css

@@ -31,6 +31,10 @@ body {
   text-align: center;
 }
 
+.author-name {
+  margin-top: 0px;
+}
+
 .author-profile img {
   height: 120px;
   width: 120px;
@@ -204,6 +208,10 @@ mark {
   padding: 10px;
 }
 
+.btn-improve-page{
+  text-align: right;
+}
+
 @media only screen and (max-width: 768px) {
   .wrapper {
     padding-left: 0px;

static/assets/css/style.css

@@ -86,6 +86,22 @@ a:hover {
   padding-top: 3.5rem;
 }
 
+img.center{
+  display: block;
+  margin-left: auto;
+  margin-right: auto;
+}
+
+img.left{
+  display: block;
+  margin-right: auto;
+}
+
+img.right{
+  display: block;
+  margin-left: auto;
+}
+
 .card {
   box-shadow: none;
   transition: all 0.3s ease-out;