diff --git a/src/wp-admin/css/list-tables.css b/src/wp-admin/css/list-tables.css
index 197ab84e23..f6a8b89cab 100644
--- a/src/wp-admin/css/list-tables.css
+++ b/src/wp-admin/css/list-tables.css
@@ -1211,6 +1211,10 @@ tr.active + tr.plugin-update-tr .plugin-update .update-message {
 	margin: 2.5em 0 8px;
 }
 
+.plugin-install-php .wp-filter {
+	margin-bottom: 0;
+}
+
 /* Plugin card table view */
 .plugin-card {
 	float: left;
@@ -1225,6 +1229,41 @@ tr.active + tr.plugin-update-tr .plugin-update .update-message {
 	box-sizing: border-box;
 }
 
+.plugin-card:nth-child(odd) {
+	clear: both;
+	margin-left: 0;
+}
+
+.plugin-card:nth-child(even) {
+	margin-right: 0;
+}
+
+@media screen and ( min-width: 1600px ) {
+	.plugin-card {
+		width: 30%;
+		width: -webkit-calc( 33.1% - 8px );
+		width: calc( 33.1% - 8px );
+	}
+
+	.plugin-card:nth-child(odd) {
+		clear: none;
+		margin-left: 8px;
+	}
+
+	.plugin-card:nth-child(even) {
+		margin-right: 8px;
+	}
+
+	.plugin-card:nth-child(3n+1) {
+		clear: both;
+		margin-left: 0;
+	}
+
+	.plugin-card:nth-child(3n) {
+		margin-right: 0;
+	}
+}
+
 @media screen and ( max-width: 782px ) {
 	.plugin-card {
 		margin-left: 0;
@@ -1233,17 +1272,9 @@ tr.active + tr.plugin-update-tr .plugin-update .update-message {
 	}
 }
 
-.plugin-card:nth-child(odd) {
-	clear: both;
-	margin-left: 0;
-}
-
-.plugin-card:nth-child(even) {
-	margin-right: 0
-}
-
 .plugin-card-top {
 	padding: 20px 20px 10px;
+	min-height: 115px; /* 2 lines for the description + author */
 }
 
 div.action-links,
diff --git a/src/wp-admin/includes/class-wp-plugin-install-list-table.php b/src/wp-admin/includes/class-wp-plugin-install-list-table.php
index a6f3356282..b356eeb7e0 100644
--- a/src/wp-admin/includes/class-wp-plugin-install-list-table.php
+++ b/src/wp-admin/includes/class-wp-plugin-install-list-table.php
@@ -306,7 +306,7 @@ class WP_Plugin_Install_List_Table extends WP_List_Table {
 			$details_link   = self_admin_url( 'plugin-install.php?tab=plugin-information&plugin=' . $plugin['slug'] .
 								'&TB_iframe=true&width=600&height=550' );
 
-			$action_links[] = '<a href="' . esc_attr( $details_link ) . '" class="thickbox" aria-labelledby="' . $plugin['slug'] . '" data-title="' . esc_attr( $name ) . '">' . __( 'More Details' ) . '</a>';
+			$action_links[] = '<a href="' . esc_url( $details_link ) . '" class="thickbox" aria-labelledby="' . $plugin['slug'] . '" data-title="' . esc_attr( $name ) . '">' . __( 'More Details' ) . '</a>';
 
 
 			/**
@@ -322,7 +322,7 @@ class WP_Plugin_Install_List_Table extends WP_List_Table {
 		<div class="plugin-card">
 			<div class="plugin-card-top">
 				<div class="name column-name"<?php echo $style['name']; ?>>
-					<h4><a href="<?php echo esc_attr( $details_link ) ?>" class="thickbox"><?php echo $title; ?></a></h4>
+					<h4><a href="<?php echo esc_url( $details_link ) ?>" class="thickbox"><?php echo $title; ?></a></h4>
 					<div class="action-links">
 						<?php
 							if ( ! empty( $action_links ) ) {
@@ -332,11 +332,8 @@ class WP_Plugin_Install_List_Table extends WP_List_Table {
 					</div>
 				</div>
 				<div class="desc column-description"<?php echo $style['description']; ?>>
-					<p><?php echo $description ?>
-					<span class="authors">
-						<?php echo $author; ?>
-					</span>
-					</p>
+					<p><?php echo $description ?></p>
+					<p class="authors"><?php echo $author; ?></p>
 				</div>
 			</div>
 			<div class="plugin-card-bottom">
@@ -344,10 +341,16 @@ class WP_Plugin_Install_List_Table extends WP_List_Table {
 					<?php wp_star_rating( array( 'rating' => $plugin['rating'], 'type' => 'percent', 'number' => $plugin['num_ratings'] ) ); ?>
 					<span class="num-ratings">(<?php echo number_format_i18n( $plugin['num_ratings'] ); ?>)</span>
 				</div>
-				<div class="column-updated"><?php echo __( '<strong>Last updated:</strong>' ) . ' '. sprintf( '%s ago', human_time_diff( strtotime($plugin['last_updated']) ) ); ?></div>
-				<div class="column-downloaded"><?php echo sprintf( __('%s downloads'), number_format_i18n( $plugin['downloaded'] ) ); ?></div>
+				<div class="column-updated">
+					<strong><?php _e( 'Last Updated:' ); ?></strong> <span title="<?php echo esc_attr( $plugin['last_updated'] ); ?>">
+						<?php printf( __( '%s ago' ), human_time_diff( strtotime( $plugin['last_updated'] ) ) ); ?>
+					</span>
+				</div>
+				<div class="column-downloaded">
+					<?php echo sprintf( _n( '%s download', '%s downloads', $plugin['downloaded'] ), number_format_i18n( $plugin['downloaded'] ) ); ?>
+				</div>
 				<div class="column-compatibility">
-				<?php
+					<?php
 					if ( ! empty( $plugin['tested'] ) && version_compare( substr( $GLOBALS['wp_version'], 0, strlen( $plugin['tested'] ) ), $plugin['tested'], '>' ) ) {
 						echo  __( '<strong>Untested</strong> with your install ');
 					} elseif ( ! empty( $plugin['requires'] ) && version_compare( substr( $GLOBALS['wp_version'], 0, strlen( $plugin['requires'] ) ), $plugin['requires'], '<' ) ) {
@@ -355,7 +358,7 @@ class WP_Plugin_Install_List_Table extends WP_List_Table {
 					} else {
 						echo __( '<strong>Compatible</strong> with your install ');
 					}
-				?>
+					?>
 				</div>
 			</div>
 		</div>