/* Instead of using px measurements, use % when setting width or height.*/
/* The % is calculted from the width of the parent element.*/
#NonResponsiveWidth {
width: 1080px;
height: auto;
}
#responsiveWidth {
width: 85%;
height: auto;
}
/*For text, use vw (viewport-width) instead of px when setting font-width*/
#NonResponsiveText { font-size: 20px; }
#responsiveWidth { font-size: 10vw; }