Kotak tetap memerlukan kedudukan mutlak untuk mencapai kesan berikut Saya harap ada pakar yang boleh mencapai kaedah berikut tanpa kedudukan mutlak! Tolong beri saya nasihat {kod...}

Soalannya agak kabur Jika A+B dikehendaki sama dengan ketinggian luar, anda boleh menggunakan calc(100% - 100px); .

Saya tidak faham apa yang anda tanyakan. Bolehkah anda lebih spesifik?

css - ketinggian penyesuaian div secara automatik mengisi ketinggian yang tinggal

Kotak tetap memerlukan kedudukan mutlak untuk mencapai kesan berikut Saya harap ada tuan yang boleh mencapai kaedah berikut tanpa kedudukan mutlak! Tolong beri saya nasihat

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <style>
    html,
    body {
        height: 100%;
        padding: 0;
        margin: 0;
        overflow: hidden;
    }
    
    .outer {
        height: 100%;
        padding: 100px 0 0;
        box-sizing: border-box;
    }
    
    .A {
        height: 100px;
        background: #BBE8F2;
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
    }
    
    .B {
        height: 100%;
        background: #D9C666;
        overflow: scroll;
    }
    </style>
</head>

<body>
    <p class="outer">
        <p class="A"> 头部p </p>
        <p class="B">
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdfD</p> <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdfD</p> <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdfD</p> <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdfD</p> <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdfD</p> <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdfD</p> <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>abcabsdf</p>
            <p>sssssssssssssssssssssss</p>

         </p>
    </p>
</body>

</html>

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css - ketinggian penyesuaian div secara automatik mengisi ketinggian yang tinggal

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