khung tìm kiếm

<style>
#phuocan-search-box1{position:relative;width:100%;margin:10px 0 0}#phuocan-search-form1{width:100%;background-color:#F9F9F9;overflow:hidden}#phuocan-search-text1{font-size:15px;color:#fff;border-width:0;background:transparent}#phuocan-search-box1 input[type="text"]{height:40px;width:100%;padding:15px;color:#222;font-family:'Open Sans',sans-serif;font-weight:400;outline:none;border:1px solid #999}#phuocan-search-button1{font-family:'Open Sans',sans-serif;font-weight:400;position:absolute;top:0;right:0;width:40px;height:40px;font-size:18px;color:#333;text-align:center;border-width:0;cursor:pointer;background:rgba(0,0,0,0.2);outline:none}
</style>
<div id='phuocan-search-box1'>
<form action='/search' id='phuocan-search-form1' method='get' target='_top'>
<input id='phuocan-search-text1' name='q' placeholder='Bạn muốn tìm gì...' type='text'/>
<button id='phuocan-search-button1' type='submit'><span><i class='fa fa-search'/></i></span></button>
</form></div>