/* * ============================================= * retro.css — Shared Stylesheet * ============================================= * * HOW CSS WORKS: * CSS (Cascading Style Sheets) controls how HTML looks. * You write "selectors" that target HTML elements, then set * "properties" inside curly braces {}. * * SELECTORS: * body → targets the tag directly * .classname → targets any element with class="classname" * #idname → targets the element with id="idname" * a:hover → targets links when the mouse hovers over them * h2, h3 → targets both

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elements * * This file is linked from multiple pages using: * * Any page that links this file gets all these styles automatically. * Pages can override these styles with their own