[CSS] 텍스트 줄바꿈 처리 word-break, white-space

<div class="footer_menu">
      <p><strong>한우자조금관리위원회</strong></p>
      <p>서울특별시 서초구 서리풀3길 20-1 케피아회관 2,3층</p>
      <p>
         <span>우편번호:06641｜</span>
         <span>TEL 02-522-3608(am 09:00~pm06:00)｜</span>
         <span>FAX 02-522-4314</span>
         <span>고유번호:114-82-61108 </span>
         <span>단체명:한우자조금관리위원회｜</span>
         <span>대표자:민경천｜ </span>
         <span>개인정보관리책임자:임빛나라(hanwoolove@daum.net)</span>
      </p>
      <p class="copyright">COPYRIGHT(C) 2017 한우유명한곳 ALL RIGHTS RESERVED.</p>
   </div>

.footer_menu span {

1. color: #999;
2. font-size: 2.8vw;
3. 
   
4. /* 단락 줄바꿈 */
5. word-break: break-all;
6. display: inline-block;

}