What is the difference between class selectors and id selectors?

296

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How does Z index function?

322

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What is at-rule?

418

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What do you understand by W3C?

310

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How to restore the default property value using CSS?

371

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How comments can be added in CSS?

296

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What is universal selector?

347

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How to select all paragraph elements with a lang attribute?

370

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Why is @import only at the top?

318

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Explain the difference between visibility: hidden and display: none?

514

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What is External Style Sheet? How would you link to it?

246

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Are quotes mandatory in URL’s?

316

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How to select all paragraph elements whose lang attribute has a value of exactly "fr"?

376

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Define property?

306

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Define float property of CSS??

300

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