<style type="text/css">
.css_test {
border : 1px solid silver;
height : 390px;
overflow-x : auto;
padding : 5px;
text-align : center;
white-space : nowrap;
}
.css_test span {
background : #fff;
border : 1px solid black;
box-shadow : 0 0 5px #555;
display : inline-block;
margin : 7px;
padding : 7px;
}
</style>
<div class="css_test">
<span><img src="https://t1.daumcdn.net/cfile/tistory/236C4F3354D74FB232" /></span>
<span><img src="https://t1.daumcdn.net/cfile/tistory/22528D4C550B9B3A03" /></span>
<span><img src="https://t1.daumcdn.net/cfile/tistory/2748B83D552F50A109" /></span>
<span><img src="https://t1.daumcdn.net/cfile/tistory/2408473354D74FB606" /></span>
<span><img src="https://t1.daumcdn.net/cfile/tistory/213D5338550B92391D" /></span>
<span><img src="https://t1.daumcdn.net/cfile/tistory/2523EC4F54D7351637" /></span>
<span><img src="https://t1.daumcdn.net/cfile/tistory/237CBF4C550B9B3C2B" /></span>
<span><img src="https://t1.daumcdn.net/cfile/tistory/2509693354D74FB503" /></span>
<span><img src="https://t1.daumcdn.net/cfile/tistory/223D2D4C550B9B3B0D" /></span>
<span><img src="https://t1.daumcdn.net/cfile/tistory/211F9841555AC4FE24" /></span>
</div>