body{
    text-align: center;
    align-self: center;
    align-items: center;
    align-content: center;
    justify-content: center;
    justify-items: center;
    justify-self: center;
    background-color: 	#c6d3e3;
    color: 	#304674;
}
form{
    margin: 5% 5% 5% 5%;
    background-color: #f8f8f8;
    padding: 30px;
    border-radius: 40px;
    border: 0;
    box-shadow: 0px 0px 20px rgb(141, 141, 141);
}
::placeholder{
    color: #f8f8f8;
}
.isian{
    background-color: #304674;
    color: white;
    margin: 2% 0 2% 0;
    width: 600px;
    height: 30px;
    border-radius: 40px;
}
#hitung{
    border-radius: 10px;
    border: 0;
    background-color: rgb(241, 217, 0);
    height: 40px;
    width: 80px;
    font-size: 20px;
}
#hasil{
    font-size: 40px;
    font-weight: bold;
}

@media (max-width: 450px) {
    .isian{
        background-color: #304674;
        color: white;
        margin: 4% 0 4% 0;
        width: 90%;
        height: 40px;
        border-radius: 40px;
    }
    form{
        margin: 5% 5% 5% 5%;
        background-color: #f8f8f8;
        padding: 10px;
        width: 90%;
        border-radius: 40px;
        border: 0;
        box-shadow: 0px 0px 20px rgb(141, 141, 141);
    }
    ::placeholder{
        color: #f8f8f8;
        font-size: 15px;
    }
}