<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>div带箭头提示框实例</title>
<style type="text/css">
.m-box {
margin-top: 50px;
position: relative;
width: 200px;
height: 50px;
line-height: 50px;
background: #f6f1b3;
box-shadow: 0px 0px 3px #e9d985;
border: 1px solid #dace7c;
border-radius: 4px;
text-align: center;
color: red;
}
.m-cross {
position: absolute;
top: -8px;
left: 30px;
overflow: hidden;
width: 13px;
height: 13px;
background: #f6f1b3;
border-left: 1px solid #dace7c;
border-top: 1px solid #dace7c;
-webkit-transform: rotate(45deg);
-moz-transform: rotate(45deg);
-o-transform: rotate(45deg);
transform: rotate(45deg);
filter: drop-shadow(0px 0px 3px #e9d985);
z-index: -1;
}
.m-cross-up {
position: absolute;
top: -8px;
left: 30px;
overflow: hidden;
width: 13px;
height: 13px;
background: #f6f1b3;
border-left: 1px solid #dace7c;
border-top: 1px solid #dace7c;
-webkit-transform: rotate(45deg);
-moz-transform: rotate(45deg);
-o-transform: rotate(45deg);
transform: rotate(45deg);
}
</style>
</head>
<body>
<div class="m-box">
<span>提示语</span>
<div class="m-cross"></div>
<div class="m-cross-up"></div>
</div>
</body>
</html>
