如何操作 - 弹出窗口

了解如何使用 CSS 和 JavaScript 创建弹出窗口。

亲自试一试 »

如何创建弹出窗口

步骤1）添加HTML：

示例

<div class="popup" onclick="myFunction()">Click me!
<span class="popuptext" id="myPopup">Popup text...</span>
</div>

步骤2）添加CSS：

示例

/* Popup container */
.popup {
  position: relative;
  display: inline-block;
  cursor: pointer;
}

/* The actual popup (appears on top) */
.popup .popuptext {
  visibility: hidden;
  width: 160px;
  background-color: #555;
  color: #fff;
text-align: center;
  border-radius: 6px;
  padding: 8px 0;
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
margin-left: -80px;
}

/* Popup arrow */
.popup .popuptext::after {
  content: "";
position: absolute;
top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
border-color: #555 transparent transparent transparent;
}

/* Toggle this class when clicking on the popup container (hide and show the popup) */
.popup .show {
visibility: visible;
-webkit-animation: fadeIn 1s;
  animation: fadeIn 1s
}

/* Add animation (fade in the popup) */
@-webkit-keyframes fadeIn {
  from {opacity: 0;}
  to {opacity: 1;}
}

@keyframes fadeIn {
from {opacity: 0;}
to {opacity:1 ;}
}

步骤 3) 添加 JavaScript：

示例