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(tablets, 768px and up) The navbar toggle appears at this breakpoint */ @media (min-width: 768px) { h1 {font-size:2rem;} /*1rem = 16px*/ } /* Large devices (desktops, 992px and up) */ @media (min-width: 992px) { h1 {font-size:2.5rem;} /*1rem = 16px*/ } /* ...