#dashboard{
    width: 100%;
    height: 900px;
    text-align: center;
}

@media only screen and (max-width: 599px) {
    #dashboard{
        height: auto;
    }

    #dashboard > div{
        width: 90%;
        margin: 0 auto;
    }

    #dashboard > div > img{
        width: 100%;
    }
}

@media only screen and (min-width: 600px) and (max-width: 767px){
    #dashboard{
        height: auto;
    }

    #dashboard > div{
        width: 90%;
        margin: 0 auto;
    }

    #dashboard > div > img{
        width: 100%;
    }
}

@media only screen and (min-width: 768px) and (max-width: 991px){
    #dashboard{
        height: auto;
    }

    #dashboard > div{
        width: 90%;
        margin: 0 auto;
    }

    #dashboard > div > img{
        width: 100%;
    }
}

@media only screen and (min-width: 992px) and (max-width: 1199px) {
    #dashboard{
        height: auto;
    }

    #dashboard > div > img{
        width: 90%;
    }
}

@media only screen and (min-width: 1200px) and (max-width: 1727px) {
    #dashboard{
        height: auto;
    }

    #dashboard > div > img{
        width: 90%;
        max-width: 1311px;
    }
}