Fix margins disposition and size of single and home page

assets/css/style.css

@@ -162,7 +162,7 @@ p {
     /* padding: 2em 0; */
     margin-bottom: 3rem;
     margin-top: 1em;
-    width: 100%;
+    /* width: 100%; */
     max-width: 50rem;
     /* border-radius: 1.2rem; */
     z-index: 2;
@@ -298,20 +298,22 @@ p {
 }
 .pagination-nav {
     margin: 2em 0;
-    width: 100%;
     max-width: 47rem;
 }
 
 .pagination-text {
     font-weight: bold;
     color: inherit;
+    padding: 1rem;
+    text-align: center;
+    align-content: center;
 }
 
 .pagination-newer {
-    float:left;
+    float:right;
 }
 .pagination-older {
-    float: right;
+    float: left;
 }
 .button {
     padding: 0.5em 0.6em;