6개의 그림을 같은 크기로 중앙 정렬하기

/html/

<div>
    <section><img src="http://bnx.oa.gg/img/20160921PM33800_8489.jpg" alt=""></section>
    <section><img src="http://bnx.oa.gg/img/20160913PM122312_9304.jpg" alt=""></section>
    <section><img src="http://bnx.oa.gg/img/20160913PM122323_2917.jpg" alt=""></section>
</div>
<div>
    <section><img src="http://bnx.oa.gg/img/20160913PM122333_5909.jpg" alt=""></section>
    <section><img src="http://bnx.oa.gg/img/20160913PM122345_286.jpg" alt=""></section>
    <section><img src="http://bnx.oa.gg/img/20160913PM122357_7873.jpg" alt=""></section>
</div>



/css/

div {
    text-align:center;
}
div > section {
    display:inline-block;
    padding:30px;
}
div > section > img {
    width:200px;
}