.modal-container { display: flex; justify-content: center; /* 水平居中对齐 */ align-items: center; /* 垂直居中对齐 */ } 确保Modal表单的宽度和高度适合内容,并设置其位置为相对或绝对定位。可以通过以下CSS代码实现: 代码语言:txt 复制 .modal-form { position: relative; /* 相对或绝对定位 */ wid...
.mask{position:fixed;left:0;right:0;top:0;bottom:0;/*通过fixed 再设置上下左右为 0 ,达到覆盖全屏*/background-color:rgba(0,0,0,0.7);} 第二部:完成模态框内部 代码语言:javascript 复制 <divclass="modal"><img src="https://style.youkeda.com/img/ykd-components/logo.png"/></div> 代码语...
重点:如果父级设置了position属性,例如position:relative;,那么子元素就会以父级的左上角为原始点进行定位。这样能很好的解决自适应网站的标签偏离问题,即父级为自适应的,那我子元素就设置position:absolute;父元素设置position:relative;,然后Top、Right、Bottom、Left用百分比宽度表示。 另外,对象脱离正常文档流,使用top...
modal { background-color: white; position: fixed; width: 600px; height: 400px; left: 50%; top: 50%; margin: -200px 0 0 -300px; z-index: 1000; } </style> </head> <body> <div class="cover"></div> <div class="modal"></div> </body> </html> 4.课堂练习 1.先用div...
.modal { position: fixed; top: 0; left: 0; right: 0; height: 100vh; } 使用100vh 将使弹窗的底部部分不可见。在示例中,这意味着页脚将不可见,这将破坏用户体验。 以下是 iOS 上传统和新视口单位的表现: ..加上 Android 上的 Chrome 和 Firefox: ...
The size of the margin as a percentage, relative to the inline size (width in a horizontal language, defined by writing-mode) of the containing block. auto The browser selects a suitable margin to use. For example, in certain cases this value can be used to center an element.Description...
:8rem;color:transparent;font-weight:bolder;/* --开始background-clip设置-- */background-image:url("https://crayon.devpoint.cn/assets/images/bgs/main.jpg");-webkit-background-clip:text;background-clip:text;/* --结束background-clip设置-- */background-size:cover;background-position:center;...
cover { position: fixed; left: 0; top: 0; right: 0; bottom: 0; background-color: rgba(0,0,0,0.5); z-index: 99; } .modal { background-color: white; height: 200px; width: 400px; position: fixed; left: 50%; top: 50%; z-index: 100; margin-left: -200px; margin-top: ...
center;background: #d9ffd9;height: 2500px;}section.default nav{position: absolute;top: 60px;bottom: 60px;width: 200px;}section.default nav li{padding: 10px 20px;}section.default nav li.active{background: #77d677;}section.default article{padding-left: 220px;}section.flexModal{display: ...
PositionPage PostDeploymentScript PostDeploymentScriptError PostDeploymentScriptWarning PotentialAttribute PotsModem 電源 PowerPlatform PowershellFile PowershellInteractiveWindow PowerSupply PrecedenceConstraint PredictFunction PredictQueryBuilder PreserveCase PreviewAnimatedTransition PreviewCode PreviewSideBySide PreviewTab ...