[IMP] website: SEO dialog CSS html cleanup

addons/website/static/src/xml/website.seo.xml

@@ -56,7 +56,6 @@
     </t>
 
     <div t-name="website.seo_meta_title_description">
-        <h4><small>Optimize this page's referencing in search engines</small></h4>
         <div class="row">
             <div class="col-lg-6">
                 <div class="form-group">
@@ -69,7 +68,7 @@
                     <label for="website_meta_description">
                         Description <i class="fa fa-question-circle-o" title="The description will be generated by search engines based on page content unless you specify one."/>
                     </label>
-                    <textarea name="website_meta_description" id="website_meta_description" class="form-control" style="height:120px;"/>
+                    <textarea name="website_meta_description" id="website_meta_description" class="form-control"/>
                     <div class="alert alert-warning mt16 mb0 small" id="website_meta_description_warning" style="display: none;"/>
                 </div>
             </div>
@@ -95,12 +94,12 @@
                     <select name="seo_page_language" id="language-box" class="btn form-control"/>
                 </span>
                 <span class="input-group-append">
-                    <button data-action="add" class="btn btn-success" type="button">Add</button>
+                    <button data-action="add" class="btn btn-primary btn-sm" type="button">Add</button>
                 </span>
             </div>
         </div>
         <div class="table-responsive mt16">
-            <table class="table">
+            <table class="table table-sm">
                 <thead>
                     <tr>
                         <th>Keyword</th>