HTML/CSS

[CSS] nth-child (n번째 부터 n번째 까지 css적용)

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2019.10.16 09:17 2,032 0

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<!DOCTYPE html>
<html lang="ko">
<head>
    <meta charset="utf-8">
    <style>
 
        #wrapper {
            width: 259px;
            height: 300px;
            background: skyblue;
        }
        .box {
            float: left;
            width: 30px;
            height: 30px;
            border:1px solid #000;
            margin: 0 5px 5px 0;
        }
        /* 7, 14, 21, 28 번째 box 배경색 변경 (7의배수) */
        .box:nth-child(7n){
            background: red;
        }
        /* 22번 부터 이후 모든 box 폰트색 변경 */
        .box:nth-child(n+22) {
            color: blue;
        }
        /* 1번째 부터 4번째 까지 box 배경색 변경 */
        .box:nth-child(-n+5) {
            background: green;
        }
        /* 16번째 부터 19번째 까지 box 배경색 변경 */
        .box:nth-child(n+16):nth-child(-n+19) {
            background: hotpink;
        }
        /* 마지막에서부터 순서를 계산 */
        /* 마지막(28)에서 부터 3번째 */
        .box:nth-last-child(3) {
            background: gold;
        }
        
        /*
        .box:nth-child(odd) { color: red; } 홀수
        .box:nth-child(even) { color: red; } 짝수*/
        
    </style>
</head>
<body>
    <div id="wrapper">
        <div class="box">1</div>   
        <div class="box">2</div>   
        <div class="box">3</div>   
        <div class="box">4</div>   
        <div class="box">5</div>   
        <div class="box">6</div>   
        <div class="box">7</div>   
        <div class="box">8</div>   
        <div class="box">9</div>   
        <div class="box">10</div>   
        <div class="box">11</div>   
        <div class="box">12</div>   
        <div class="box">13</div>   
        <div class="box">14</div>   
        <div class="box">15</div>   
        <div class="box">16</div>   
        <div class="box">17</div>   
        <div class="box">18</div>   
        <div class="box">19</div>   
        <div class="box">20</div>   
        <div class="box">21</div>   
        <div class="box">22</div>   
        <div class="box">23</div>   
        <div class="box">24</div>   
        <div class="box">25</div>   
        <div class="box">26</div>   
        <div class="box">28</div>   
        <div class="box">28</div>               
    </div>
</body>
</html>



출처: https://mylife365.tistory.com/252 [변화에 적응하기] 

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