*{
    font-family: monospace;
    font-size: 25px;
}

.col-lg-9, .col-lg-3{
    display: flex;
    align-items: center; /* vertically center */
    justify-content: center; /* horizontally center */
    flex-direction: column;
}
#myRow{
    height: 600px;
}
.enteredNumberInput{
    width: 550px;  
}

@media only screen and (max-width: 440px) {
    .enteredNumberInput{
        width: 350px;   
    }
    #br{
        margin-top: 30px;
    }
    
}
/* Radio Button part */
/* Arithmetic Operations Part */
.addition{
    width: 90px;
    height: 90px;
    background-color: red;
}
.subtraction{
    width: 90px;
    height: 90px;
    background-color: rgb(20, 8, 253);
}
.multiplication{
    width: 90px;
    height: 90px;
    background-color: rgb(10, 232, 158);
}
.division{
    width: 90px;
    height: 90px;
    background-color: rgb(203, 0, 253);
}
@media only screen and (max-width: 440px){
    
}