.advertisement{
  /* width:60%; */
  width: 95%; max-width: 40rem;
  /* height: 600px; */
  margin:auto;
  position: relative;
}
.advertisement img{
  width:100%;
  /* margin-top:100px; */
  margin-top:50px;
}
.advertisement p{
  position: absolute;
  top:0;
  left:0;
  font-size:20px;
  background-color: white;
  opacity:0.8;
  padding:0;
  margin:0;
  /* margin-top:100px; */
  margin-top:50px;
}
  
.advertisement img:hover{
    opacity:0.5;
}