.container{
    height: 90vh;
    text-align: center;
}
#num{
    margin-top: 200px;
    margin-bottom: 0px;
    font-size: 300px;
}
button{
    background-color: hsl(0, 100%, 50%);
    font-size: x-large;
    margin-right: 10px;
    margin-left: 10px;
}
button:hover{
    cursor: pointer;
    font-size: xx-large;
}
@media (max-width: 768px){
    #num{
        margin-top: 250px;
        font-size: 200px;
    }
    button{
        font-size: large;
        margin-right: 5px;
        margin-left: 5px;
    }
    button:hover{
        font-size: x-large;
    }
}