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웹 표준 사이트 만들기/이벤트 및 추가기능 실습

마우스 오버 효과 2

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SMALL

오버효과 복

 

 

 

 

 

오버효과2 붙

 

 

 

 

 

class ir_su 입력

 

 

 

 

 

입력

 

 

 

 

 

reset.css 입력

 

 

 

 

index.html mt15 입력

 

 

 

 

 

수정

 

 

 

 

 

입력

 

 

 

 

 

보기 (한 이미지만 보임. 왜 이러지..?)

 

 

 

 

2 지우고

 

 

 

 

 

보기 (왜 잘나오지..?)

 

 

 

 

 

입력

 

 

 

 

 

보기 (해매다가 됐다. 왜 됐는지 모름.) ..끝!

 

index.html
<!DOCTYPE html>
<html lang="ko">
<head>
    <meta charset="UTF-8">
    <meta name="author" content="codegogo">
    <meta name="description" content="웹 표준을 준수한 사이트 예제입니다.">
    <meta name="keywords" content="코드고고, 웹표준, 웹접근성, 사이트 만들기">
    <meta name="generator" content="brakets">
    <title>WEBSTANDARD SITE</title>
    
    <!-- CSS STYLE -->
    <link rel="stylesheet" type="text/css" href="css/reset.css">
    <link rel="stylesheet" href="css/style.css">
    
    <!-- 웹 폰트 -->
    <link href="https://fonts.googleapis.com/css2?family=Nanum+Gothic&display=swap" rel="stylesheet">
    <link href="https://fonts.googleapis.com/css2?family=Nanum+Brush+Script&family=Nanum+Gothic&display=swap" rel="stylesheet">
</head>
<body>
    <!-- 스킵 내비게이션 -->
    <div id="skip">
        <a href="cont_nav">전체 메뉴 바로가기</a>
        <a href="cont_ban">배너 영역 바로가기</a>
        <a href="cont_cont">컨텐츠 영역 바로가기</a>
    </div>
    <!-- //스킵 내비게이션 -->
   
    <div id="wrap">
        <div id="header">
            <div class="container">
                <div class="header">
                    <div class="header-menu">
                        <a href="https://codegogo.tistory.com/">Desinger</a>
                        <a href="https://www.inflearn.com/course/%EC%9B%B9-%ED%91%9C%EC%A4%80-%EC%82%AC%EC%9D%B4%ED%8A%B8-%EB%A7%8C%EB%93%A4%EA%B8%B0">Publisher</a>
                        <a href="https://www.youtube.com/">Youtube</a>
                    </div>
                    <!-- //헤더 메뉴 -->
                    <div class="header-tit">
                        <h1>Professional Publisher &amp; Designer</h1><br>
                        <a href="http://codegogo.dothome.co.kr/web">codegogo.dothome.co.kr/web</a>
                    </div>
                    <!-- //헤더 타이틀 -->
                    
                    <!-- 이미지를 표현하는 방법
                        1. img 태그로 표현(의미가 있을 때) / alt 태그 - 대체 문자 표현
                        2. background 속성으로 표현(의미가 없을 때) - 대체 문자 x
                        3. 이미지를 background 속성 - 웹 표준 준수하기 위해서는 
                           가상으로 대체 문자를 만들어줌(IR 효과)
                           이미지 스프라이트 효과
                    -->
                    <div class="header-icon">
                        <a href="#" class="icon1"><span class="ir_pm">icon1</span></a>
                        <a href="#" class="icon2"><span class="ir_pm">icon2</span></a>
                        <a href="#" class="icon3"><span class="ir_pm">icon3</span></a>
                        <a href="#" class="icon4"><span class="ir_pm">icon4</span></a>
                    </div>
                    <!-- //헤더 아이콘 -->
                </div>
            </div>
        </div>
        <!-- //header -->
        
        <div id="contents">
            <div id="cont_nav">
                <div class="container">
                    <h2 class="ir_su">전체 메뉴</h2>
                    <div class="nav">
                        <div>
                            <h3>HTML Reference</h3>
                            <ol>
                                <li><a href="#">HTML 태그(Tag)</a></li>
                                <li><a href="#">블록 요소/인라인 요소</a></li>
                                <li><a href="#">DTD 선언</a></li>
                                <li><a href="#">언어 속성 설정</a></li>
                                <li><a href="#">HTML &lt;title&gt;</a></li>
                                <li><a href="#">HTML &lt;meta&gt;</a></li>
                                <li><a href="#">특수문자</a></li>
                                <li><a href="#">하이퍼 링크</a></li>
                                <li><a href="#">HTML &lt;style&gt;</a></li>
                                <li><a href="#">HTML &lt;html&gt;</a></li>
                                <li><a href="#">HTML &lt;head&gt;</a></li>
                                <li><a href="#">HTML &lt;div&gt;</a></li>
                                <li><a href="#">HTML &lt;colgroup&gt;</a></li>
                                <li><a href="#">HTML &lt;caption&gt;</a></li>
                            </ol>
                        </div>
                        <div>
                            <h3>CSS Reference</h3>
                            <ol>
                                <li><a href="#">CSS 선택자</a></li>
                                <li><a href="#">CSS 단위</a></li>
                                <li><a href="#">CSS 색상</a></li>
                                <li><a href="#">CSS 선언 방법</a></li>
                                <li><a href="#">상대주소와 절대주소</a></li>
                                <li><a href="#">CSS float</a></li>
                                <li><a href="#">이미지 표현 방법</a></li>
                                <li><a href="#">이미지 스프라이트</a></li>
                                <li><a href="#">IR 효과</a></li>
                                <li><a href="#">이미지 최적화</a></li>
                                <li><a href="#">background-color</a></li>
                                <li><a href="#">border-style</a></li>
                                <li><a href="#">font-size</a></li>
                                <li><a href="#">text-align</a></li>
                            </ol>
                        </div>
                        <div class="last">
                            <h3>Webstandard</h3>
                            <ol>
                                <li><a href="#">웹 표준</a></li>
                                <li><a href="#">웹 접근성</a></li>
                                <li><a href="#">W3C</a></li>
                                <li><a href="#">웹 접근성 연구소</a></li>
                                <li><a href="#">네이버 널리</a></li>
                                <li><a href="#">다음 다룸</a></li>
                                <li><a href="#">Webstandard</a></li>
                            </ol>
                        </div>
                    </div>
                </div>
            </div>
            <!-- //cont_nav -->
            <div id="cont_tit">
                <div class="container">
                    <div class="tit">
                        <h2>나는 퍼블리셔다!</h2>
                        <a href="#" class="btn"><span class="ir_pm">전체메뉴</span></a>
                    </div>
                </div>
            </div>
            <!-- //cont_tit -->
            <div id="cont_ban">
                <div class="container">
                   <div class="ban">
                    <a href="#" class="prev"><span class="ir_pm">이전 이미지</span></a>
                    <ul>
                        <li class="ban_img1"><a href="#"><img src="img/banner_link1.jpg" alt="웹 표준 지침서 보기"></a></li>
                        <li class="ban_img2"><a href="#"><img src="img/banner_link2.jpg" alt="CSS 버튼 만들기"></a></li>
                        <li class="ban_img3"><a href="#"><img src="img/banner_link3.jpg" alt="로그인 폼 만들기"></a></li>
                    </ul>
                    <a href="#" class="next"><span class="ir_pm">다음 이미지</span></a>
                    </div>
                </div>
            </div>
            <!-- //cont_ban -->
            <div id="cont_cont">
                <div class="container">
                    <div class="cont">
                        <div class="column col1">
                            <h3><span class="ico_img ir_pm">아이콘</span><span class="ico_tit">Notice</span></h3>
                           <p class="ico_desc">가장 웹 페이지에서 기본이 되는 게시판 유형입니다.</p>
                           <!-- 게시판 -->
                           <div class="notice">
                                <h4>Web Pubisher Notice</h4>
                                <ul>
                                    <li><a href="#">display:inline과 display:block의 차이점은 무엇인가요?</a></li>
                                    <li><a href="#">HTML 태그 중에 dl,dd,ul,ol,li의 차이점이 무엇인가요?</a></li>
                                    <li><a href="#">HTML 태그 중에 strong과 em 태그의 차이점은 무엇인가요?</a></li>
                                    <li><a href="#">컨텐츠 요소를 가운데로 오게 하는 방법을 알려주세요!</a></li>
                                    <li><a href="#">독타입을 선언하는 이유에 대해서 설명하세요.</a></li>
                                </ul>
                                <a href="#" class="more ir_pm" title="더보기">더보기</a>
                            </div>
                           <!-- //게시판-->
                           
                           <!-- 게시판 2 -->
                           <div class="notice2">
                               <h4>Web Designer Notice</h4>
                               <ul>
                                    <li><a href="#">JPG, PNG, GIF의 차이점이 무엇인가요?</a><span>2018.11.16</span></li>
                                    <li><a href="#">UI 디자인과 UX 디자인의 차이점을 설명하세요.</a><span>2018.11.16</span></li>
                                    <li><a href="#">인터랙션 디자인의 핵심은 무엇이라고 생각하나요?</a><span>2018.11.16</span></li>
                                    <li><a href="#">포트폴리오를 하면서 가장 잘 했다고 생각하는 부분은 무엇인가요?</a><span>2018.11.16</span></li>
                                    <li><a href="#">웹 디자인과 모바일 디자인의 차이가 무엇이라고 생각하나요?</a><span>2018.11.16</span></li>
                                </ul>
                                <a href="#" class="more ir_pm" title="더보기">더보기</a>
                           </div>
                           <!-- //게시판 2 -->
                           
                       </div>
                       <!-- //col1 -->
                        <div class="column col2">
                            <h3><span class="ico_img ir_pm">아이콘</span><span class="ico_tit">Notice</span></h3>
                           <p class="ico_desc">가장 웹 페이지에서 기본이 되는 게시판 유형입니다.</p>
                           <!-- 게시판 3 -->
                           <div class="notice3">
                               <h4>HTML Reference</h4>
                                <ul>
                                    <li>
                                        <a href="#">
                                            <img src="img/notice01.jpg" alt="이미지1">
                                            <strong>[HTML] table </strong>
                                            <span> table 태그는 표를 만들 때 사용합니다.</span>
                                        </a>
                                    </li>
                                    <li>
                                        <a href="#">
                                            <img src="img/notice02.jpg" alt="이미지2">
                                            <strong>[HTML] div </strong>
                                            <span>= div 태그는 문서의 섹션을 만들거나 영역을 나눌 때 사용합니다.</span>
                                        </a>
                                    </li>
                                    <li>
                                        <a href="#">
                                            <img src="img/notice03.jpg" alt="이미지3">
                                            <strong>[HTML] dl </strong>
                                            <span> dl 태그는 용어를 설명하는 목록형 태그입니다.</span>
                                        </a>
                                    </li>
                                    <li>
                                        <a href="#">
                                            <img src="img/notice04.jpg" alt="이미지4">
                                            <strong>[HTML] em </strong>
                                            <span> em 태그는 텍스트를 강조할 때 사용합니다.</span>
                                        </a>
                                    </li>
                                </ul>
                                <a href="#" class="more ir_pm" title="더보기">더보기</a>
                            </div>
                           <!-- //게시판 3 -->
                        </div>
                        <!-- //col2 -->
                        <div class="column col3">
                            <h3><span class="ico_img ir_pm">아이콘</span><span class="ico_tit">Notice</span></h3>
                           <p class="ico_desc">가장 웹 페이지에서 기본이 되는 게시판 유형입니다.</p>
                        </div>
                        <!-- //col3 -->
                        <div class="column col4">
                            <h3><span class="ico_img ir_pm">아이콘</span><span class="ico_tit">Notice</span></h3>
                           <p class="ico_desc">가장 웹 페이지에서 기본이 되는 게시판 유형입니다.</p>
                           <!-- 오버효과 -->
                           <div class="notice_hover">
                               <h4>Mouse Hover</h4>
                               <ul>
                                   <li>
                                       <a href="#">
                                          <span><img src="img/sban01.jpg" alt="이미지1"><em>바로가기</em></span>
                                            <strong>와이어 프레임</strong> 
                                       </a>
                                   </li>
                                   <li>
                                       <a href="#">
                                          <span><img src="img/sban02.jpg" alt="이미지2"><em>바로가기</em></span>
                                            <strong>스케치 작업</strong> 
                                       </a>
                                   </li>
                                   <li class="last">
                                       <a href="#">
                                          <span><img src="img/sban03.jpg" alt="이미지3"><em>바로가기</em></span>
                                            <strong>UI 디자인</strong> 
                                       </a>
                                   </li>
                               </ul>
                           </div>
                           <!-- //오버효과 -->
                           
                           <!-- 오버효과2 -->
                           <div class="notice_hover2 mt15">
                               <h4 class="ir_su">Mouse Hover2</h4>
                               <ul>
                                   <li>
                                       <a href="#">
                                          <span><img src="img/sban04.jpg" alt="이미지4"><em>바로가기</em></span>
                                            <strong>HTML</strong> 
                                       </a>
                                   </li>
                                   <li>
                                       <a href="#">
                                          <span><img src="img/sban05.jpg" alt="이미지5"><em>바로가기</em></span>
                                            <strong>CSS</strong> 
                                       </a>
                                   </li>
                                   <li class="last">
                                       <a href="#">
                                          <span><img src="img/sban06.jpg" alt="이미지6"><em>바로가기</em></span>
                                            <strong>jQuery</strong>
                                       </a>
                                   </li>
                               </ul>
                           </div>
                           <!-- //오버효과2 -->
                        </div>
                        <!-- //col4 -->
                        <div class="column col5">
                            <h3><span class="ico_img ir_pm">아이콘</span><span class="ico_tit">Notice</span></h3>
                           <p class="ico_desc">가장 웹 페이지에서 기본이 되는 게시판 유형입니다.</p>
                        </div>
                        <!-- //col5 -->
                        <div class="column col6">
                            <h3><span class="ico_img ir_pm">아이콘</span><span class="ico_tit">Notice</span></h3>
                           <p class="ico_desc">가장 웹 페이지에서 기본이 되는 게시판 유형입니다.</p>
                        </div>
                        <!-- //col6 -->
                    </div>
                </div>
            </div>
            <!-- //cont_cont -->
        </div>
        <div id="footer">
            <div class="container">footer</div>
        </div>
        <!-- //footer -->
    </div>
    <!-- //wrap -->
</body>
</html>
style.css
@charset "utf-8";

/* 스킵 내비게이션 */
#skip {position: absolute;}
#skip a {position: absolute; left: 0px; top: -35px; border: 1px solid #fff; color: #fff; background: #333; line-height: 30px; width: 160px; text-align: center;}
#skip a:active,
#skip a:focus {top: 0;}

/* 레이아웃 */
#wrap {}
#header {height: 325px; background: url(../img/header_bg.jpg) center top repeat-x }
#contents {}
#footer {height: 200px; background: #333;}

/* 컨텐츠 레이아웃 */
#cont_nav {background-color: #f6fdff;}
#cont_tit {background-color: #EAF7FD;}
#cont_ban {background-color: #dceff7;}
#cont_cont {background-color: #f6fdff;}

/* 컨테이너 */
.container {width: 990px; margin: 0 auto; height: inherit; /* background: rgba(255,255,255,0.3);*/}

/* 헤더 */

.header .header-menu {text-align: right;}
.header .header-menu a {color: #fff; padding: 10px 0px 10px 13px; display: inline-block;}
.header .header-menu a:hover {color: #666;}
.header .header-tit {text-align: center;}
.header .header-tit h1 {background-color: #4aa8d4; font-size: 28px; padding: 5px 20px 6px 20px; display: inline-block; color: #fff; margin-top: 40px; font-weight: normal; text-transform: uppercase;}
.header .header-tit a { display: inline-block; background-color: #2698cd; font-size: 18px; color: #fff; padding: 5px 20px 6px 20px; margin-top: -5px;}

.header .header-icon {text-align: center; margin-top: 30px;}
.header .header-icon a {width: 60px; height: 60px; display: inline-block; background: url(../img/icon.png); margin: 0 3px;}
.header .header-icon a.icon1 {background-position: 0 0;}
.header .header-icon a.icon2 {background-position: 0 -60px;}
.header .header-icon a.icon3 {background-position: 0 -120px;}
.header .header-icon a.icon4 {background-position: 0 -180px;}
.header .header-icon a.icon1:hover {background-position: -60px 0;}
.header .header-icon a.icon2:hover {background-position: -60px -60px;}
.header .header-icon a.icon3:hover {background-position: -60px -120px;}
.header .header-icon a.icon4:hover {background-position: -60px -180px;}

/* float: left로 인한 영역깨짐(height:0) 방지법 
1. 깨지는 영역에 똑같이 float: left를 사용한다. (X) --> 모든 박스에 float: left를 사용하게 된다.
2. float의 성질을 차단하는 clear: both;를 사용한다. (X) --> 어떤 영역이 깨졌는지 찾기 어렵다.
2. float를 사용한 상위 박스한테 overflow: hidden을 사용한다. (O) --> 현재는 제일 많이 사용한다.
4. clearfix를 사용한다. (O)
*/

/* 전체 메뉴 */
.nav {overflow: hidden; padding: 30px 0;}
.nav > div {float: left; width: 40%;}
.nav > div:last-child {width: 20%;} /* ie9부터 사용가능 */
.nav > div.last {width: 20%;}
.nav > div h3 {font-size: 18px; color:#25a2d0; margin-bottom: 4px;}
.nav > div ol {overflow: hidden;}
.nav > div ol li {float: left; width: 50%;}
.nav > div.last ol li {width: 100%;}
.nav > div ol li a:hover {text-decoration: underline;}

/* 타이틀 */
.tit {position: relative;}
.tit h2 {font-size: 40px; text-align: center; padding: 5px 0; letter-spacing: 2px; color: #2c94c4; font-family: 'Nanum Brush Script', cursive;}
.tit .btn {position: absolute; top: 5px; right: 0; width: 60px; height: 60px; background: url(../img/icon.png) no-repeat 0 -600px;}

/* 배너 */
.ban {position: relative; padding: 24px 0 20px;}
.ban a.prev {position: absolute; left: -80px; top: 60px; width: 43px; height: 43px;
    background: url(../img/icon.png) no-repeat -150px 0;}
.ban a.next {position: absolute; right: -80px; top: 60px; width: 43px; height: 43px;
    background: url(../img/icon.png) no-repeat -150px -43px;}
.ban a.prev:hover {background-position: -193px 0;}
.ban a.next:hover {background-position: -193px -43px;}
.ban ul {overflow: hidden;}
.ban ul li {float: left; width: 330px;}
.ban ul li:last-child {text-align: right;}  /* ie9부터 적용 */
.ban ul li:nth-child(2) {text-align: center;}   /* ie9부터 적용 */
.ban ul li.ban_img1 {text-align: left;}
.ban ul li.ban_img2 {text-align: center;}
.ban ul li.ban_img3 {text-align: right;}
.ban ul li img {border: 4px solid #dcdcdc;}
.ban ul li img:hover {border-color: #98dcdc;}

/* 컨텐츠 */
.cont {overflow: hidden; padding-top: 30px;}
.cont .column {position: relative; float: left; width: 289px; height: 363px; margin: 0 30px 30px 0; 
    padding-right: 30px;}
.cont .col1 {border-right: 1px solid #c8c8c8;}
.cont .col2 {border-right: 1px solid #c8c8c8;}
.cont .col3 {margin-right: 0; padding-right: 0;}
.cont .col4 {border-right: 1px solid #c8c8c8;}
.cont .col5 {border-right: 1px solid #c8c8c8;}
.cont .col6 {margin-right: 0; padding-right: 0;}

.cont .column .ico_img {display: block; width: 60px; height: 60px; background: url(../img/icon.png) no-repeat;
position: absolute; left: 0; top: 0;}
.cont .column .ico_tit {padding-left: 70px; font-size: 16px; color: #2c94c4;}
.cont .column .ico_desc {padding-left: 70px; border-bottom: 1px solid #d0d0d0; padding-bottom: 15px; 
    margin-bottom: 15px;}

.cont .col1 .ico_img {background-position: 0px -240px;}
.cont .col2 .ico_img {background-position: 0px -300px;}
.cont .col3 .ico_img {background-position: 0px -360px;}
.cont .col4 .ico_img {background-position: 0px -420px;}
.cont .col5 .ico_img {background-position: 0px -480px;}
.cont .col6 .ico_img {background-position: 0px -540px;}
.cont .col1 .ico_img:hover {background-position: -60px -240px;}
.cont .col2 .ico_img:hover {background-position: -60px -300px;}
.cont .col3 .ico_img:hover {background-position: -60px -360px;}
.cont .col4 .ico_img:hover {background-position: -60px -420px;}
.cont .col5 .ico_img:hover {background-position: -60px -480px;}
.cont .col6 .ico_img:hover {background-position: -60px -540px;}

/* 게시판 */
.notice {position: relative;}
.notice h4 {font-size: 14px; color: #0093bd; padding-bottom: 3px; font-weight: bold;}
.notice ul li {overflow: hidden; text-overflow: ellipsis; white-space: nowrap; 
    background: url(../img/dot.gif) no-repeat 0 8px; padding-left: 8px;}
.notice ul li a {font-size: 12px;}
.notice a.more {position: absolute; right: 0; top: 0; display: block; background: url(../img/icon.png) -150px -90px; width: 17px; height: 17px;}

/* 게시판2 */
.notice2 {position: relative; margin-top: 15px;}
.notice2 h4 {font-size: 14px; color: #0093bd; padding-bottom: 3px; font-weight: bold;}
.notice2 li {overflow: hidden; background: url(../img/dot.gif) no-repeat 0 8px; padding-left: 8px;}
.notice2 li a {float: left; width: 65%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;}
.notice2 li span {float: right; width: 30%; text-align: right;}
.notice2 a.more {position: absolute; right: 0; top: 0; display: block; background: url(../img/icon.png) -150px -90px; width: 17px; height: 17px;}

/* 게시판3 */
.notice3 {position: relative;}
.notice3 h4 {font-size: 14px; color: #0093bd; padding-bottom: 3px; font-weight: bold;}
.notice3 li {position: relative; padding: 8px 0 14px 60px;}
.notice3 li a img {width: 50px; position: absolute; left: 0; top: 0; border: 1px solid #0093bd;}
.notice3 li a strong {display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;}
.notice3 li a span {display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; 
    font-size: 12px;}
.notice3 a.more {position: absolute; right: 0; top: 0; display: block; background: url(../img/icon.png) -150px -90px; width: 17px; height: 17px;}

/* 마우스 오버효과1 */
.notice_hover h4 {font-size: 14px; color: #0093bd; padding-bottom: 3px; font-weight: bold;}
.notice_hover ul {overflow: hidden;}
.notice_hover li {float: left; width: 93px; margin-right: 5px; text-align: center;}
.notice_hover li:last-child {margin-right: 0;} /* ie9부터 적용 */
.notice_hover li.last {margin-right: 0;} /* 모든 브라우저 버전 적용 */
.notice_hover li a span {position: relative; display: block; width: 93px; height: 93px; line-height: 93px;}
.notice_hover li a span img {width: 100%;}
.notice_hover li a span em {visibility: hidden; position: absolute; left: 0; top: 0; background: rgba(0,0,0,0.7); color:#fff;
width: 100%; height: 100%;}
.notice_hover li a span:hover em {visibility: visible;}
.notice_hover li a strong {padding-top: 3px; display: inline-block; font-size: 12px;}

/* 마우스 오버효과2 */
.notice_hover2 ul {overflow: hidden;}
.notice_hover2 li {float: left; width: 93px; text-align: center; margin-right: 5px;}
.notice_hover2 li.last {margin-right: 0;}
.notice_hover2 li a span {position: relative; display: block; width: 93px; height: 93px;}
.notice_hover2 li a span img {width: 100%;}
.notice_hover2 li a span em {visibility: hidden; position: absolute; left: 0; bottom: 0; background: rgba(0,0,0,0.7); color: #fff; width: 100%;}
.notice_hover2 li a strong {padding-top: 3px; display: inline-block; font-size: 12px;}
.notice_hover2 li a span:hover em {visibility: visible;}
reset.css
@charset "utf-8";

/* 여백 초기화 */
body,div,ul,li,dl,dd,dt,ol,h1,h2,h3,h4,h5,h6,input,fieldset,
legend,p,select,table,th,td,tr,textarea,button,form{margin:0;padding:0;}

/* a 링크 초기화 */
a {color: #222; text-decoration: none;}
a:hover {color: #390;}

/* 폰트 초기화 */
body, input, textarea, select, button, table {
    font-family:'Nanum Gothic', AppleSDGothicNeo-Regular,'Malgun Gothic','맑은 고딕',dotum,'돋움',sans-serif; color: #222; font-size: 13px; line-height: 1.5;}

/* 폰트 스타일 초기화 */
em {font-style: normal;}

/* 블릿기호 초기화 */
dl,ul,li,ol,menu {list-style:none;}

/*제목 태그 초기화*/
h1,h2,h3,h4,h5,h6 {font-size: 13px; color: #222; font-weight: normal;}

/* IR 효과 */
/* 의미있는 이미지의 대체 텍스트를 제공하는 경우 */
.ir_pm {display: block; overflow: hidden; font-size: 0; line-height: 0; text-indent: -9999px;}
/* 의미있는 이미지의 대체 텍스트로 이미지가 없어도 대체 텍스트를 보여주고자 할 때 */
.ir_wa {display: block; overflow: hidden; position: relative; z-index: -1; width: 100%; height: 100%;}
/* 대체 텍스트가 아닌 접근성을 위한 숨김 텍스트를 제공할 때 */
.ir_su {overflow: hidden; position:absolute; width:0; height:0; line-height:0; text-indent:-9999px;}

/* margin, padding */
.mt10 {margin-top: 10px !important;}
.mt15 {margin-top: 15px !important;}
.mt20 {margin-top: 20px !important;}
.mt25 {margin-top: 25px !important;}
.mt30 {margin-top: 30px !important;}
.mt35 {margin-top: 35px !important;}
.mt40 {margin-top: 40px !important;}
.mt45 {margin-top: 45px !important;}
.mt50 {margin-top: 50px !important;}

 

 

 

https://inf.run/fyGS

 

 

교육강좌 링크


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