У меня не получается рамка в блоке

<div class="site_content">
		
         <div class="sidebar_container">
         	
              <div class="sidebar">

                   <h2>Поиск</h2>
                   <form method="post" action="#" id="search_form">
                   	     <imput type="text"  name="search_field" placeholder="логин" />
                   	     <input type="submit" class="btn" value="найти" />
                   </form>
                   	    </div>
                    <div class="sidebar">
                    	<h2>Вход</h2>
                    	<form method="post" action="#" id="login"> 
                        <imput type="text"  name="login_field" placeholder="логин" />
                        <input type="password" name="password_field" placeholder="пароль" />
                        <input type="submit" class="btn" value="Вход" />
                    	</form>