body{
    text-align: center;
    background-color: rgb(247, 247, 139);
}
.lab{
    background-color:whitesmoke ;
    width: 80%;
    height: 30vh;
    margin: 0.5rem 0.5rem;
    padding:2rem 2rem;
    display: block;
    font-size: 20px;
    text-align: left;
    border:1px solid black;
}
.container{
    margin-block-start: 0px;
    margin-left: 15em;
}
.head{
    margin-top: 0px;
    margin-bottom: 0px;
    font-size: 5em;
    background-color: yellow;
    padding: 2rem ;
}
.btn{
    margin-inline-start: 0px;
    padding: 0.5rem 2rem;
    border-radius:0.5rem;
    background-color:aqua ;
    cursor:pointer;
    font-size: 20px;
}