diff --git a/scripts/tags/link.js b/scripts/tags/link.js
index 95498ac..7a508fd 100644
--- a/scripts/tags/link.js
+++ b/scripts/tags/link.js
@@ -7,7 +7,6 @@
 
 'use strict';
 
-var util = require('hexo-util');
 const full_url_for = require('hexo-util').full_url_for.bind(hexo);
 
 hexo.extend.tag.register('link', function(args) {
@@ -15,10 +14,11 @@ hexo.extend.tag.register('link', function(args) {
 
   var el = '';
   el += '<div class="tag-plugin link dis-select">';
-  el += '<a class="link-card' + (args.desc ? ' rich' : ' plain') + '" title="' + args.title + '" href="' + args.url + '"';
+  el += '<a class="link-card' + (args.desc ? ' rich' : ' plain') + '" title="' + (args.title || '') + '" href="' + args.url + '"';
   if (args.url.includes('://')) {
     el += ' target="_blank" rel="external nofollow noopener noreferrer"';
   }
+  el += ' cardlink';
   el += '>';
 
   function loadIcon() {
diff --git a/source/css/_layout/tag-plugins/link.styl b/source/css/_layout/tag-plugins/link.styl
index 293e5ca..f3dc78e 100644
--- a/source/css/_layout/tag-plugins/link.styl
+++ b/source/css/_layout/tag-plugins/link.styl
@@ -3,7 +3,7 @@
   margin: 1em auto
   display: flex
   justify-content: center
-  @media screen and (max-width: $device-mobile-425)
+  @media screen and (max-width: $device-mobile-375)
     width: 100%
 
 .md .link-card
@@ -14,8 +14,8 @@
   cursor: pointer
   min-width 280px
   max-width: 100%
-  width: 350px
-  @media screen and (max-width: $device-mobile-425)
+  width: 320px
+  @media screen and (max-width: $device-mobile-375)
     width: 100%
   box-shadow: $boxshadow-card
   border-radius: $border-block
diff --git a/source/js/main.js b/source/js/main.js
index 78c6742..22577e0 100644
--- a/source/js/main.js
+++ b/source/js/main.js
@@ -219,7 +219,7 @@ if (stellar.plugins.stellar) {
     let js = stellar.plugins.stellar[key];
     if (key == 'linkcard') {
       stellar.loadScript(js, { defer: true }).then(function () {
-        setCardLink(document.querySelectorAll('a.link-card'));
+        setCardLink(document.querySelectorAll('a.link-card[cardlink]'));
       });
     } else {
       const els = document.getElementsByClassName('stellar-' + key + '-api');
diff --git a/source/js/plugins/linkcard.js b/source/js/plugins/linkcard.js
index 38da2f6..fe1a66c 100644
--- a/source/js/plugins/linkcard.js
+++ b/source/js/plugins/linkcard.js
@@ -27,6 +27,7 @@ function isHttp(url) {
 function renderer(el, obj) {
   if (obj.title && obj.title.length > 0) {
     el.querySelector('.title').innerHTML = obj.title;
+    el.title = obj.title;
   }
   if (obj.icon && obj.icon.length > 0) {
     el.querySelector('.img').style = 'background-image: url("' + obj.icon + '");';