function encryptAmount($amount, $encryptionKey) { $ivLength = openssl_cipher_iv_length('AES-128-CBC'); $iv = openssl_random_pseudo_bytes($ivLength); $encrypted = openssl_encrypt($amount, 'AES-128-CBC', $encryptionKey, OPENSSL_RAW_DATA, $iv); $encryptedMessage = base64_encode($iv . $encrypted); return $encryptedMessage; } // Usage example $amount = 3000; $encryptionKey = '69d2d3e4ac8242d1f6864b29d7708da49e3c22182c0'; $encryptedAmount = encryptAmount($amount, $encryptionKey); ?>
✔ CSS provides powerful control over the presentation of an HTML document.
✔ CSS saves many times as it can be reused in many HTML pages.
✔ CSS can be used to make responsive web pages, which are compatible on multiple devices.
✔ It can be used to allow the web pages to display differently depending on the screen size or device on which it is being viewed.
➢ Benefits of CSS
➢ CSS Versions History
➢ CSS Syntax
➢ External Style Sheet using
➢ Multiple Style Sheets
➢ Value Lengths and Percentages
➢ CSS Syntax
➢ single Style Sheets
➢ Multiple Style Sheets
➢ Value Lengths and Percentages
➢ ID Selectors
➢ Class Selectors?
➢ Grouping Selectors
➢ Universal Selector
➢ Descendant / Child Selectors
➢ Attribute Selectors
➢ CSS – Pseudo Classes
➢ background-image
➢ background-repeat
➢ background-position
➢ CSS Cursor
➢ color
➢ background-color
➢ text-decoration
➢ text-align
➢ vertical-align
➢ text-indent
➢ text-transform
➢ white-space
➢ letter-spacing
➢ word-spacing
➢ line-height
➢ font-family
➢ font-size
➢ font-style
➢ font-variant
➢ font-weight
➢ list-style-type
➢ list-style-position
➢ list-style-image
➢ list-style
➢ CSS Tables
➢ Borders & Outline
➢ Margin & Padding
➢ Height and width
➢ CSS Dimensions
➢ CSS Visibility
➢ CSS Display
➢ CSS Scrollbars
➢ CSS Positioning
➢ CSS Layers with Z-Index
➢ The float Property
➢ The clear Property
➢ The clearfix Hack
➢ By the end of this course, you will have a basic & thorough understanding of HTML & CSS
➢ Upon completion, you will have coded a handful of useful HTML & CSS examples
➢ In the last section of this course, you focus on building a beautiful, semantic, HTML & CSS web page
➢ By the end of this course, you will have impressed yourself, and will be able to hit the ground running with your newly acquired skillset
➢ Build a portfolio website, so you can highlight your best web work
➢ Get the ball rolling for a career in web design
✔ 20 hours on-demand video
✔ 50 articles
✔ 95 downloadable resources
✔ 13 coding exercises
✔ Full lifetime access
✔ Access on mobile and TV
✔ Assignments
✔ Certificate of completion
✔ Closed captions