body{
    background-image: url(https://images.unsplash.com/photo-1516739711484-6f80025660c6?q=80&w=2787&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D);
    background-size: cover;
}

.container{
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

#btn{
    font-family: "Ancizar Sans", sans-serif;
    appearance: none;
    background-color: #0a57c2;
    border-radius: 40em;
    border-style: none;
    box-shadow: #fff 0 -12px 6px inset;
    box-sizing: border-box;
    color: #fff;
    padding: 10px;
    font-size: 40px;
    position: fixed;
}

#par{
    display: none;
    font-family: "Ancizar Sans", sans-serif;
    font-size: 28px;
    background-color: rgb(242, 249, 255, 0.7);
    margin-top: 500px;
    padding: 20px;
    border: 5px solid #0a57c2;
    border-radius: 50px;
    width: 50%;
    text-align: center;
}

@media all and (max-width:800px){
    .container{
        align-items: flex-start;
        padding-top: 40px;
    }
    #par{
        margin-top: 200px;
    }
}

@media all and (max-width:500px){
    #btn{
        font-size: 20px;
    }
    #par{
        font-size: 15px;
        margin-top: 100px;
    }
}