<style type="text/css">
.css_test {
margin : 0 auto;
text-align : center;
width : 500px;
}
.css_test input, .css_test textarea {
border-radius : 5px;
border : 3px solid gray;
margin-top : 10px;
padding : 7px;
}
</style>
<button type="button"
onclick="$('.css_test :image').css('border-color', 'red')">눌러보세용</button>
<button type="button"
onclick="$('.css_test :image').css('border-color', '')">다시하기</button>
<div class="css_test">
<input type="button" value="Input Button">
<input type="checkbox">
<input type="file">
<input type="hidden">
<input type="image" src="//superkts.com/img/css/huk.gif">
<input type="password">
<input type="radio">
<input type="reset">
<input type="submit">
<input type="text">
<select><option>Option</option></select>
<textarea></textarea>
<button>Button</button>
</div>