search not display in header.

the live search works in widget with code but not in the header search box
i made setting to show it in top but it not display…
i tested setting with: #search-top , and with #searchform
my search top:

[ Moderator note: code fixed. Please wrap code in the backtick character or use the code button. ]

<div id="search-top">
<div id="search_main" class="block">
<form method="get" id="searchform" action="https://example.com">
<div>
<inputclass="field" name="s" id="s" value="Enter Keywords..." onfocus="if (this.value == 'Enter Keywords...') {this.value = '';}" onblur="if (this.value == '') {this.value = 'Enter Keywords...';}" type="text">
<input name="submit" class="submit" value="Search" type="submit">
</div>
</form>
</div>
</div>

https://www.ads-software.com/plugins/ajaxy-search-form/