-<form role="search" method="get" class="searchform" action="<?php echo home_url('/'); ?>site-search/">
+<form role="search" method="get" class="searchform" action="<?php echo home_url('/').'site-search/'; ?> ">
<input type="text" placeholder="SEARCH" value="" name="query" class="lar-search" />
<input class="search-button show-for-medium-up" value="." name="searchButton" type="image" />
<input class="search-button show-for-small-down" value="Submit" name="searchButton" type="submit" />