*{
    margin: 0 ; padding: 0 ; list-style: none ;
}
body{
    background: #F5F5DC;
}
p{
    padding: 20px ;  background: #B0E0E6; position: absolute; left: 100px; top: 100px;
    color: #fff;
}
div{
    width: 600px; height: 500px; margin: 50px auto; position: relative; overflow: hidden;
}
div span{
    width: 20px; height: 20px; line-height: 20px; text-align: center; position: absolute; left: 0 ; top: -100px; 
}