.absolute {
    position: absolute;
}

.relative {
    position: relative;
}

.fixed {
    position: fixed;
}

.top-left {
    left: 0; 
    top: 0; 
}

.top-right {
    right: 0; 
    top: 0; 
}

.bottom-left {
    left: 0;
    bottom: 0;
}

.bottom-right {
    right: 0;
    bottom: 0;
}

.block {
    display: block;
}

.none {
    display: none;
}

.inline-block {
    display: inline-block;
}

.mobile-display-off {
    display: none;
}

.desktop-display-off {
    display: block;
}

.mobile-display-off-flex {
    display: none;
}

.desktop-display-off-flex {
    display: flex;
}

.mobile-display-off-inline {
    display: none;
}

@media (min-width: 768px) {
    .mobile-display-off {
        display: block;
    }
    
    .desktop-display-off {
        display: none;
    }
    .mobile-display-off-flex {
        display: flex;
    }
    
    .desktop-display-off-flex {
        display: none;
    }
    .mobile-display-off-inline {
        display: inline-block;
    }
}