.b1{
    background-color: aqua;
    padding: 20px;
    border: 10px solid red;
    margin: 20px;
    display: inline-block;

    
}
.p1{
    background-color: yellowgreen;
    width: 50%;
    padding: 20px;
    border  : 10px solid red;
    
    text-align: center;
  
}