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html - 如何使用 CSS 使文本始终位于页面底部

问题描述

我有一个用纯 HTML 和 CSS 构建的简单表单，我想要实现的是它version text位于页面底部。请参阅下面的图片我想要实现的目标。

这是我的代码：

<!DOCTYPE html>
<html lang="en">
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">

<head>
    <title>Login form</title>
    <meta name="viewport" content="width=device-width,initial-scale=1">
    <style>
        html,
        body {
            height: 100%;
        }

        * {
            margin: 0;
            padding: 0;
            text-decoration: none;
            font-family: 'Roboto', sans-serif;
            box-sizing: border-box
        }

        body {
            background-color: #f9fbff
        }

        .source-image {
            width: 100%;
            background-repeat: no-repeat;
            background-size: auto;
            position: fixed;
            max-width: 100%;
            display: block
        }

        #login-form {
            width: 460px;
            background: 0 0;

            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            margin: 20px 0
        }

        .input_img {
            position: absolute;
            bottom: 20px;
            left: 13px;
            height: 30px
        }

        #login-form h1 {
            text-align: center;
            margin-bottom: 60px;
            color: #191c3c;
            font-size: 30px
        }

        .logoHolder>img {
            width: 60%;
            margin-bottom: 30px;
            margin-left: auto;
            margin-right: auto;
            display: block
        }

        #login-form p {
            font-size: 16px;
            color: #333
        }

        #login-form p a {
            color: #191c3c;
            text-decoration: underline;
        }

        #login-form p {
            font-size: 16px;
            color: #333
        }

        #login-form .entryText {

            font-size: 18px
        }

        #login-form p a:focus {
            border: 1px solid #515772
        }

        #login-form label {
            color: #4a4d67;
            font-weight: 700;
            margin-bottom: 10px !important
        }

        .input-box {
            position: relative;
            margin: 30px 0
        }

        .input-box input {
            font-size: 15px;
            color: #333;
            border: 1px solid #51577245;
            width: 100%;
            line-height: 1.2;
            font-size: 18px;
            outline: 0;
            background: #fff;
            padding: 0 5px;
            height: 72px;
            border-radius: 5px;
            padding-left: 57px;
            box-shadow: 0 3px 11px 0 rgba(81, 87, 114, .2);
            margin-top: 15px
        }

        .input-box input:focus {
            border: 1px solid #515772
        }

        .input-box span::before {
            content: attr(data-placeholder);
            position: absolute;
            top: 50%;
            left: 5px;
            color: #515772;
            transform: translateY(-50%);
            z-index: -1;
            transition: .5s;
            padding-left: 20px
        }

        .validation {

            border-color: #c00000 !important;
            margin-bottom: 7px;

        }

        .feedback {

            color: #c00000;
        }

        ::placeholder {
            margin-left: 60px;
            color: #8b8d9d;
            font-size: 14px;
            font-weight: 700;
        }

        .cursor {
            width: 17px
        }

        .input-box span::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            background: linear-gradient(120deg, #2196F3, #FF5722);
            transition: .5s
        }

        .focus+span::before {
            top: -5px
        }

        .focus+span::after {
            width: 100%
        }

        .login-btn {
            display: block;
            width: 100%;
            height: 62px;
            border: none;
            background: #515772;
            background-size: 200%;
            color: #fff;
            outline: 0;
            cursor: pointer;
            margin: 20px 0 0;
            border-radius: 8px;
            transition: .5s;
            font-size: 18px;
            letter-spacing: 1px;
            font-weight: 700
        }

        .login-btn:focus {
            border: 2px solid #000
        }

        .login-btn:hover {
            background-color: #2d3142
        }

        .bottom-links {
            margin-top: 30px;
            text-align: center;
            font-size: 13px
        }

        .bottom-links>p>a {
            text-decoration: underline;
        }

        .bottom-links>p {
            margin-bottom: 10px;
        }

        @media (max-width:768px) {
            #login-form {

                top: 40%;
                padding: 0;
            }

            .source-image {
                display: none
            }
        }

        @media (max-width:1440px) {
            .source-image {
                display: none
            }
        }

        .version {
            font-size: 14px;
            margin-top: 10px;
        }

        .conta {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100%;
            width: 100%;
        }
    </style>
</head>

<body>

    <main>
        <div class="conta">
            <form action="" id="login-form">
                <div class="logoHolder">
                </div>
                <div class="input-box"><label for="username">Username</label><input id="username" name="username">
                </div>
                <div class="input-box"><label for="password">Password</label><input id="password" name="password"
                        type="password" placeholder=""></div><button type="submit" class="login-btn"
                    aria-label="Prijava gumb">Enter</button>
                <div class="bottom-links">
                    <small class="version">v3.0.</small>
                </div>
            </form>
        </div>

    </main>
</body>

</html>

我想要实现的是：

在此处输入图像描述

任何人都可以帮我解决这个问题，实现这一目标的最佳方法是什么？有没有好心人能帮我解决这个问题？

标签： htmlcss

解决方案

试试附加的代码，它肯定会工作，如果你遇到任何问题，请在评论中告诉我，我会尽力帮助你。

我对 CSS 进行了一些更改.bottom-links并减少了一些 CSS。

我有一个建议给你，下次你编码时使用视口单位，比如vw和vh而不是px和%，因为它可以帮助你使你的网页/网站响应。

 html,
        body {
            height: 100%;
        }

        * {
            margin: 0;
            padding: 0;
            text-decoration: none;
            font-family: 'Roboto', sans-serif;
            box-sizing: border-box
        }

        body {
            background-color: #f9fbff
        }

        .source-image {
            width: 100%;
            background-repeat: no-repeat;
            background-size: auto;
            position: fixed;
            max-width: 100%;
            display: block
        }

        #login-form {
            width: 460px;
            background: 0 0;

            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            margin: 20px 0
        }

        .input_img {
            position: absolute;
            bottom: 20px;
            left: 13px;
            height: 30px
        }

        #login-form h1 {
            text-align: center;
            margin-bottom: 60px;
            color: #191c3c;
            font-size: 30px
        }

        .logoHolder>img {
            width: 60%;
            margin-bottom: 30px;
            margin-left: auto;
            margin-right: auto;
            display: block
        }

        #login-form p {
            font-size: 16px;
            color: #333
        }

        #login-form p a {
            color: #191c3c;
            text-decoration: underline;
        }

        #login-form p {
            font-size: 16px;
            color: #333
        }

        #login-form .entryText {

            font-size: 18px
        }

        #login-form p a:focus {
            border: 1px solid #515772
        }

        #login-form label {
            color: #4a4d67;
            font-weight: 700;
            margin-bottom: 10px !important
        }

        .input-box {
            position: relative;
            margin: 30px 0
        }

        .input-box input {
            font-size: 15px;
            color: #333;
            border: 1px solid #51577245;
            width: 100%;
            line-height: 1.2;
            font-size: 18px;
            outline: 0;
            background: #fff;
            padding: 0 5px;
            height: 72px;
            border-radius: 5px;
            padding-left: 57px;
            box-shadow: 0 3px 11px 0 rgba(81, 87, 114, .2);
            margin-top: 15px
        }

        .input-box input:focus {
            border: 1px solid #515772
        }

        .input-box span::before {
            content: attr(data-placeholder);
            position: absolute;
            top: 50%;
            left: 5px;
            color: #515772;
            transform: translateY(-50%);
            z-index: -1;
            transition: .5s;
            padding-left: 20px
        }

        .validation {

            border-color: #c00000 !important;
            margin-bottom: 7px;

        }

        .feedback {

            color: #c00000;
        }

        ::placeholder {
            margin-left: 60px;
            color: #8b8d9d;
            font-size: 14px;
            font-weight: 700;
        }

        .cursor {
            width: 17px
        }

        .input-box span::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            background: linear-gradient(120deg, #2196F3, #FF5722);
            transition: .5s
        }

        .focus+span::before {
            top: -5px
        }

        .focus+span::after {
            width: 100%
        }

        .login-btn {
            display: block;
            width: 100%;
            height: 62px;
            border: none;
            background: #515772;
            background-size: 200%;
            color: #fff;
            outline: 0;
            cursor: pointer;
            margin: 20px 0 0;
            border-radius: 8px;
            transition: .5s;
            font-size: 18px;
            letter-spacing: 1px;
            font-weight: 700
        }

        .login-btn:focus {
            border: 2px solid #000
        }

        .login-btn:hover {
            background-color: #2d3142
        }

        .bottom-links {
            text-align: center;
            font-size: 13px;
            margin-top: 46.5vw;
        }

        @media (max-width:768px) {
            #login-form {

                top: 40%;
                padding: 0;
            }

            .source-image {
                display: none
            }
        }

        @media (max-width:1440px) {
            .source-image {
                display: none
            }
        }

        .version {
            font-size: 14px;
            margin-top: 10px;
        }

        .conta {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100%;
            width: 100%;
        }
<!DOCTYPE html>
<html lang="en">
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">

<head>
    <title>Login form</title>
    <meta name="viewport" content="width=device-width,initial-scale=1">
</head>

<body>

    <main>
        <div class="conta">
            <form action="" id="login-form">
                <div class="logoHolder">
                </div>
                <div class="input-box"><label for="username">Username</label><input id="username" name="username">
                </div>
                <div class="input-box"><label for="password">Password</label><input id="password" name="password"
                        type="password" placeholder=""></div><button type="submit" class="login-btn"
                    aria-label="Prijava gumb">Enter</button>
            </form>
        </div>
<div class="bottom-links">
                    <small class="version">v3.0.</small>
                </div>
    </main>
</body>

</html>

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