Put the JS and css code in the footer:
<script type="text/javascript"> function googleTranslateElementInit() { new google.translate.TranslateElement({pageLanguage: "vi"}, 'google_translate_element'); } function changeLanguageByButtonClick(language) { var selectField = document.querySelector("#google_translate_element select"); for(var i=0; i < selectField.children.length; i++){ var option = selectField.children[i]; // find desired langauge and change the former language of the hidden selection-field if(option.value==language){ selectField.selectedIndex = i; // trigger change event afterwards to make google-lib translate this side selectField.dispatchEvent(new Event('change')); break; } } } </script> <style type="text/css"> .skiptranslate{display: none !important;} body{top: 0 !important;} </style> <script type="text/javascript" src="//translate.google.com/translate_a/element.js?cb=googleTranslateElementInit"></script>