/* Medium devices (desktops, 992px and up) */
@media (min-width: 992px) 
{
    #logobig {
        display:block;
    }

    #logosmall {
        display:none;
    }

}

@media (max-width: 992px) 
{
    #logobig {
        display:none;
    }

    #logosmall {
        display:block;
        padding-top:10px;
    }
}

@media only screen and (min-width: 40em) {

}
@media only screen and (min-width: 40em) and (max-width: 63.9375em) {

}
@media only screen and (max-width: 39.9375em) {

}

@media only screen {

}
@media only screen and (min-width: 40em) {

}
@media only screen and (min-width: 64em) {

}