search

Twlig / issuesBlog

MIT License
3 stars 0 forks source link

实现垂直水平居中 #81

Open Twlig opened 2 years ago

Twlig commented 2 years ago

实现垂直水平居中

<style>
    #container{
        display: block;
        width: 400px;
        height: 100vh;
        margin: 0 auto;
        position: relative;
        background-color: #B3C0D1;
    }
    .item {
        width: 200px;
        height: 300px;
        background-color: #42b983;
        display: block;
        position: absolute;
        top: 50%;
        left: 50%;
        transform:translate(-50%, -50%);
    }
</style>
<body>
<div id="container">
    <div class="item">1</div>
</div>
</body>
    .item {
        width: 200px;
        height: 300px;
        background-color: #42b983;
        display: block;
        position: absolute;
        top: 50%;
        left: 50%;
        margin-left: -100px;
        margin-top: -150px;
    }
    #container{
        display: flex;
        width: 400px;
        height: 100vh;
        margin: 0 auto;
        background-color: #B3C0D1;
        justify-content: center;
        align-items: center;
    }
    .item {
        width: 200px;
        height: 300px;
        background-color: #42b983;
    }
    #container{
        display: grid;
        width: 400px;
        height: 100vh;
        margin: 0 auto;
        background-color: #B3C0D1;
        grid-template-columns: 100px;
        grid-template-rows: 100px;
        place-content: center;
        place-items: center;
    }
    .item {
        background-color: #42b983;
        width: 100%;
        height: 100%;
    }