Index: wp-content/themes/twentyfourteen/functions.php
===================================================================
--- wp-content/themes/twentyfourteen/functions.php	(revision 27140)
+++ wp-content/themes/twentyfourteen/functions.php	(working copy)
@@ -380,7 +380,7 @@
 				<p class="contributor-bio">
 					<?php echo get_the_author_meta( 'description', $contributor_id ); ?>
 				</p>
-				<a class="contributor-posts-link" href="<?php echo esc_url( get_author_posts_url( $contributor_id ) ); ?>">
+				<a class="button contributor-posts-link" href="<?php echo esc_url( get_author_posts_url( $contributor_id ) ); ?>">
 					<?php printf( _n( '%d Article', '%d Articles', $post_count, 'twentyfourteen' ), $post_count ); ?>
 				</a>
 			</div><!-- .contributor-summary -->
Index: wp-content/themes/twentyfourteen/style.css
===================================================================
--- wp-content/themes/twentyfourteen/style.css	(revision 27140)
+++ wp-content/themes/twentyfourteen/style.css	(working copy)
@@ -502,7 +502,7 @@
 /* Buttons */
 
 button,
-.contributor-posts-link,
+.button,
 input[type="button"],
 input[type="reset"],
 input[type="submit"] {
@@ -519,7 +519,8 @@
 
 button:hover,
 button:focus,
-.contributor-posts-link:hover,
+.button:hover,
+.button:focus,
 input[type="button"]:hover,
 input[type="button"]:focus,
 input[type="reset"]:hover,
@@ -531,7 +532,7 @@
 }
 
 button:active,
-.contributor-posts-link:active,
+.button:active,
 input[type="button"]:active,
 input[type="reset"]:active,
 input[type="submit"]:active {
@@ -1256,7 +1257,11 @@
 .entry-content a:hover,
 .entry-summary a:hover,
 .page-content a:hover,
-.comment-content a:hover {
+.comment-content a:hover,
+.entry-content a.button,
+.entry-summary a.button,
+.page-content a.button,
+.comment-content a.button {
 	text-decoration: none;
 }
 
@@ -2223,6 +2228,7 @@
 }
 
 .widget button,
+.widget .button,
 .widget input[type="button"],
 .widget input[type="reset"],
 .widget input[type="submit"] {