如何在 .fa .fa-search 类http://prntscr.com/fr3vvk下隐藏跨度值
<div role="tabpanel" class="tab-pane fade in active" id="stm_all_listing_tab">
<form action="" method="GET">
<button type="submit" class="heading-font"><i class="fa fa-search"></i> <span>76</span> Lorry </button>
<div class="stm-filter-tab-selects filter stm-vc-ajax-filter">
<div class="row"><div class="col-md-3 col-sm-6 col-xs-12 stm-select-col"><div class="stm-ajax-reloadable"><select name="condition" data-class="stm_select_overflowed" tabindex="-1" class="select2-hidden-accessible" aria-hidden="true"><option value="">Choose Condition</option><option value="new-cars">New (10) </option><option value="rebuild">Rebuild (28) </option><option value="used-cars">Second Hand (38) </option></select><span class="select2 select2-container select2-container--default" dir="ltr" style="width: 141px;"><span class="selection"><span class="select2-selection select2-selection--single" role="combobox" aria-haspopup="true" aria-expanded="false" tabindex="0" aria-labelledby="select2-condition-w3-container"><span class="select2-selection__rendered" id="select2-condition-w3-container" title="Choose Condition">Choose Condition</span><span class="select2-selection__arrow" role="presentation"><b role="presentation"></b></span></span></span><span class="dropdown-wrapper" aria-hidden="true"></span></span></div></div><div class="col-md-3 col-sm-6 col-xs-12 stm-select-col"><div …