See CSS Custom Properties on MDN for more information. To prevent Lit components from evaluating potentially malicious code, the css tag only allows nested expressions that are themselves css tagged strings or numbers. Any expressions in CSS are evaluated once, then reused for all instances.įor tree-based or per-instance style customization, use CSS custom properties to allow elements to be themed. Static styles apply to all instances of a component. Using expressions in static styles to “Using expressions in static styles” # By using Shadow DOM, Lit ensures whatever selector you write only apply to elements in your Lit component's shadow root. This might involve writing long, cumbersome to use class names. If Lit did not use Shadow DOM, you would have to be extremely careful not to accidentally style elements outside of your component, either ancestors or children of your component. Shadow DOM provides strong encapsulation for styling. The styles you add to your component are automatically scoped to the shadow root and only affect elements in the component's shadow root. Your component's template is rendered to its shadow root. Import an external stylesheet (not recommended).These courses are designed to help you acquire practical knowledge and hands-on practice for a deep understanding of the concepts, thereby empowering you with the tools to secure better job opportunities. You can also go for our 90-day free Front-End Web Development Course. Learn how to do that and how CSS blends with other front-end programming languages by enrolling in our Post Graduate Program in Full Stack Web Development. These tutorials cover the fundamentals of CSS, which will prove to be a stepping stone to becoming a great front-end developer.ĬSS is a styling language that helps style a web page, but you need to create the page first. You can learn about these properties by referring to Simplilearn's CSS Tutorial for Beginners or the Advanced CSS Tutorial. Several CSS properties combine to style a web page like the font-weights (bold, extra bold, light, very light, or numbers). Browser NameĪdvance your career as a MEAN stack developer with the Full Stack Web Developer - MEAN Stack Master's Program. The CSS font-weight property is supported by the following browsers. In this example, we will use all the standard property values.īrowsers That Support CSS Font-Weight Property Note: When changing to a relative font, only four values, 100, 400, 700, and 900, are considered, regardless of the font family. The below chart represents what absolute weight will be selected based on the inherited value. font-style: normal font-style: italic font-style: oblique font-style: oblique 10deg / Global values / font-style: inherit font-style: initial font-style: revert font-style: revert-layer font-style: unset The font-style property is specified as a single keyword chosen from the list of values below, which can optionally. Home Simple to use The following text uses a font called Tangerine: Making the Web Beautiful Applying a font is easy: just add a stylesheet link to your web page, then use the font in a CSS. Using lighter or bolder keywords will either increase or decrease the thickness based on the font-weight inherited from the parent class. If the weight is not inherited from the parent class, it will reset it to the initial default value.Ĭommon Relative Font Weights for Lighter and Bolder Values Unset: This will reset the value back to the font-weight inherited from the parent class, if available.
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