这些地方你不需要使用 JavaScript

来源：互联网发布：淘宝联盟定金返佣编辑：程序博客网时间：2024/05/29 14:38

1.Tooltips：

HTML

<span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">  Label for your tooltip</span>

CSS

.tooltip-toggle {  cursor: pointer;  position: relative;}.tooltip-toggle::before {  top: -80px;  left: -80px;  background-color: #2B222A;  border-radius: 5px;  color: #fff;  content: attr(data-tooltip);  padding: 1rem;  text-transform: none;  -webkit-transition: all 0.5s ease;  transition: all 0.5s ease;  width: 160px;}.tooltip-toggle::after {

  content: " ";
  top: -12px;  left: 9px;  border-left: 5px solid transparent;  border-right: 5px solid transparent;  border-top: 5px solid #2B222A;  width: 0;}.tooltip-toggle::before, .tooltip-toggle::after {

  position: absolute;  color: #efefef;  font-family: monospace;  //字体等宽大小  font-size: 16px;  opacity: 0;  pointer-events: none;   //鼠标移不上去元素，只能通过鼠标事件将在捕获或冒泡阶触发父元素的事件侦听器。  text-align: center;}.tooltip-toggle:hover::before, .tooltip-toggle:hover::after {  opacity: 1;  -webkit-transition: all 0.75s ease;  transition: all 0.75s ease;}

2.下拉菜单：

HTML

<div class="nav-container">  <ul class="nav-items">    <!-- Navigation -->    <li class="nav-item"><a href="#">Home</a></li>    <li class="nav-item"><a href="#">About</a></li>    <li class="nav-item"><a href="#">Contact</a></li>    <!-- Dropdown menu -->    <li class="nav-item nav-item-dropdown">      <a class="dropdown-trigger" href="#">Settings</a>      <ul class="dropdown-menu">        <li class="dropdown-menu-item">          <a href="#">Dropdown Item 1</a>        </li>        <li class="dropdown-menu-item">          <a href="#">Dropdown Item 2</a>        </li>        <li class="dropdown-menu-item">          <a href="#">Dropdown Item 3</a>        </li>      </ul>    </li>  </ul></div>

CSS
ul,li{
list-style: none;
-webkit-padding-start: 0;
}
.nav-container {
  background-color: #fff;
  border-radius: 4px;
  box-shadow: 0px 0px 2px 0 rgba(153, 153, 153, 0.35);
  display: block;
  padding: 10px;
  max-width: 400px;
  margin: 0 auto;
  text-align: center;
}
a {
text-decoration: none;
color: #ED3E44;
}


.nav-item {
padding: 1em;
display: inline;
}


.nav-item-dropdown,.dropdown-trigger {
   position: relative;
}
.nav-item-dropdown:hover > .dropdown-menu {
  display: block;
  opacity: 1;
}


.dropdown-trigger::after {
  content: "›";
  position: absolute;
  color: #ED3E44;
  font-size: 24px;
  font-weight: bold;
  -webkit-transform: rotate(90deg);
  transform: rotate(90deg);
  top: -5px;
  right: -15px;
}


.dropdown-menu {
  background-color: #ED3E44;
  text-align: right;
  position: absolute;
  top: 2.5rem;
  right: -10px;
  display: none;
  opacity: 0;
  -webkit-transition: opacity 0.5s ease;
  transition: opacity 0.5s ease;
  width: 160px;
}
.dropdown-menu a {
  color: #fff;
}


.dropdown-menu-item {
  cursor: pointer;
  padding: 1em;
  text-align: center;
}
.dropdown-menu-item:hover {
  background-color: #eb272d;
}
.dropdown-trigger:focus + .dropdown-menu,.dropdown-trigger:hover + .dropdown-menu {
display: block;
opacity: 1;
  }
  .dropdown-menu-item {
  cursor: pointer;
  padding: 1em;
  text-align: center;
  
  
}.dropdown-menu-item:hover {
background-color: darken(#ED3E44, 5%);
  }

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