CSS如何实现提示框的实例详解-css教程-PHP中文网

CSS如何实现提示框的实例详解
黄舟
发布： 2017-08-03 15:50:17
原创
2487人浏览过
效果图：
注意以下要点：

1、提示框的箭头效果，且箭头随位置变动。

2、提示框的关闭按钮，且提示框内容高度随意。

3、阴影效果
代码：
<!DOCTYPE HTML>    
<HTML>    
<HEAD>    
    <script src="https://code.jquery.com/jquery-3.2.1.min.js"></script>  
      
    <script>  
        $(function(){  
            function showTip(flag){  
                var tip = $("div.tool-tip-content-wrapper, div.tool-tip-info-border");  
                if(flag) tip.show();  
                else tip.hide();  
            }  
            $("span.tool-tip-info").on("click",function(){  
                showTip(true);  
            });  
            $("div.tip-content-btn").on("click",function(){  
                showTip(false);  
            });  
        });  
      
    </script>  
  
<style>    
  
    .tool-tip-info-border{  
        display:none;  
    }  
      
      
    .tool-tip-info-border-b{    
           border-top-color: #fff;   
            border-left-color: transparent;    
            border-right-color: transparent;    
            border-bottom-color: transparent;    
            border-style: dashed dashed solid;    
            border-width: 8px;  
            position: absolute;    
            top: -12px;    
            left: -2px;    
            z-index:2000;  
            height: 0;    
            width: 0;    
           
    }  
    .tool-tip-info-border-a{    
            border-top-color: #aaa;   
            border-left-color: transparent;    
            border-right-color: transparent;    
            border-bottom-color:transparent;    
            border-style: dashed dashed solid;    
            border-width: 8px;    
            position: absolute;   
            top: -11px;    
            left: -2px;    
            z-index:2000;  
            height: 0;    
            width: 0;   
    }    
      
    .tool-tip-content {    
            background: #fff;    
            border: 1px solid #ccc;    
            border-color: rgba(0,0,0,.2);    
            -webkit-box-shadow: 0 2px 10px rgba(0,0,0,.2);    
            box-shadow: 0 2px 10px rgba(0,0,0,.2);    
            outline: none;    
            overflow: hidden;    
            position: absolute;    
            left: 0px;    
            bottom: 7px;    
            -webkit-animation: gb__a .2s;    
            animation: gb__a .2s;    
            -webkit-border-radius: 2px;    
            border-radius: 2px;    
            -webkit-user-select: text;    
            width:360px;    
            height:auto;    
            padding:15px;    
            font: 13px 'Lato',sans-serif;  
            color:rgb(51,51,51);  
            box-sizing: border-box;  
    }    
     
     
   .tool-tip-info{  
        position:relative;  
        display:inline-block;  
        width:13px;  
        height:13px;  
        text-align:center;  
        line-height:13px;  
        border: 1px solid #407bae;  
        border-radius:10px;  
        color:#407bae;  
        font: 12px 'Lato',sans-serif;  
        cursor:pointer;  
   }   
    
    
    
  .tip-content-btn{  
        position:absolute;  
        top:2px;  
        right:2px;  
        width:13px;  
        height:13px;  
        cursor:pointer;  
  }  
    
  .tip-content-btn:before{  
        position:absolute;  
        top:1px;  
        left:3px;  
        width:1px;  
        height:15px;  
        background-color:#888;  
        transform: rotate(-45deg);  
        -webkit-transform: rotate(-45deg);  
        -moz-transform: rotate(-45deg);  
        -ms-transform: rotate(-45deg);  
        -o-transform: rotate(-45deg);  
        content:"";  
  }  
    
  .tip-content-btn:hover:before{  
        background-color:#333;  
  }  
    
  .tip-content-btn:after{  
        position:absolute;  
        top:1px;  
        left:3px;  
        width:1px;  
        height:15px;  
        background-color:#888;  
        transform: rotate(45deg);  
        -webkit-transform: rotate(45deg);  
        -moz-transform: rotate(45deg);  
        -ms-transform: rotate(45deg);  
        -o-transform: rotate(45deg);  
        content:"";  
  }  
    
  .tip-content-btn:hover:after{  
        background-color:#333;  
  }  
    
  .tool-tip-content-wrapper{  
        position:relative !important;  
        height:0px;  
        display:none;  
        z-index:1000;  
  }  
        
</style>    
</HEAD>    
<BODY>    
<p>Paragraph A</p><p><span>立即学习</span>“<a href="https://pan.quark.cn/s/cb6835dc7db1" style="text-decoration: underline !important; color: blue; font-weight: bolder;" rel="nofollow" target="_blank">前端免费学习笔记（深入）</a>”；</p>  
<p>Paragraph B</p>  
<p>Paragraph C</p>  
<p>Paragraph D</p>  
<p>Paragraph E</p>  
<p>Paragraph F</p>  
<p>Paragraph G</p>  
  
<div class="tool-tip-content-wrapper">   
    <div class="tool-tip-content">   
        <div class="tip-content-msg">  
            Providing your last name adds another   
            layer of security and keeps your World Of Tester profile protected.  
        </div>  
        <div class="tip-content-btn"></div>  
    </div>  
</div>   
  
<div>  
    Last Name:   
    <span class="tool-tip-info">  
        <span>i</span>  
        <div class="tool-tip-info-border">  
            <div class="tool-tip-info-border-a"></div>    
            <div class="tool-tip-info-border-b"></div>  
        </div>  
    </span>  
</div>  
  
<hr/>  
  
  
  
  
  
<!--======== TEST CODE ONLY :::::::: Test Begin =========== -->  
<p>Paragraph A</p><p><span>立即学习</span>“<a href="https://pan.quark.cn/s/cb6835dc7db1" style="text-decoration: underline !important; color: blue; font-weight: bolder;" rel="nofollow" target="_blank">前端免费学习笔记（深入）</a>”；</p>  
<p>Paragraph B</p>  
<p>Paragraph C</p>  
<p>Paragraph D</p>  
<p>Paragraph E</p>  
<p>Paragraph F</p>  
<p>Paragraph G</p>  
  
<div class="tool-tip-content-wrapper">   
    <div class="tool-tip-content">   
        <div class="tip-content-msg">  
            Providing your last name adds another   
            layer of security and keeps your World Of Tester profile protected.  
            Providing your last name adds another   
            layer of security and keeps your World Of Tester profile protected.  
            Providing your last name adds another   
            layer of security and keeps your World Of Tester profile protected.  
            Providing your last name adds another   
            layer of security and keeps your World Of Tester profile protected.  
        </div>  
        <div class="tip-content-btn"></div>  
    </div>  
</div>   
  
<div>  
    Longer - Last Name:   
    <span class="tool-tip-info">  
        <span>i</span>  
        <div class="tool-tip-info-border">  
            <div class="tool-tip-info-border-a"></div>    
            <div class="tool-tip-info-border-b"></div>  
        </div>  
    </span>  
</div>  
  
<!--======== TEST CODE ONLY :::::::: Test End =========== -->  
  
  
<BODY>    
</HTML>
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