How To Create A Triangle Using HTML and CSS?


STEP 1: Add <div class="triangle"></div> in the HTML document.

STEP 2: Add this CSS code.

.triangle{ 
 position: absolute;
 border-width: 50px;
 border-style: solid;
 border-color: transparent transparent black transparent;
 }

 

OUTPUT

 







Trending Posts

What Are The Use of Function Keys F1 to F12 on The Keyboard?

Image
On your Computer Keyboard or Laptop keyboard, you always see F1 to F12 Function Keys, right. But, have you ever wondered what are these keys(F1 to F12) and their uses are? What are Function Keys? Function Keys are the keys that are on the top of the keyboard from F1 to F12 for performing different functions that make the use of the computer ease. Like for example, Function Key can be used to Refresh/Reload webpage or computer, saving the file, closing the window, etc. To Use Function Key On Laptop, you should press function keys with the 'fn' key which is on the bottom of your keyboard. What are the Uses of F1 To F12 Function Key? F1 Key: The F1 key is used to open the Help Center of the Application. For example, if you press the F1 key while using Chrome Browser, Google Chrome Help Center will open. F2 Key: The F2 key is used to Rename the file or folder on the computer quickly. Usually, to rename a file/folder, you right-click on it and click on rename to change its name, rig...
Read More

🚀 Build a QR Code Generator Using HTML, CSS & JavaScript

Image
QR Codes are everywhere — websites, apps, menus, payments, and more. In this tutorial, you will learn how to create a simple and powerful QR Code Generator using HTML, CSS, and JavaScript. This is a perfect beginner-friendly project and a great addition to your portfolio. We are also using a lightweight library called qrcodejs : CDN: https://cdn.jsdelivr.net/gh/davidshimjs/qrcodejs@master/qrcode.min.js ✅ Features Generate QR codes instantly Accepts text or URL Press Enter to generate Download QR code as PNG Modern UI with smooth design 📌 Full Source Code (HTML, CSS & JavaScript) 📄 HTML Code <!DOCTYPE html> <html lang="en"> <head>   <meta charset="UTF-8">   <meta name="viewport" content="width=device-width, initial-scale=1.0">   <link rel="stylesheet" href="style.css">   <title>QR Code Generator</title> </head> ...
Read More

Create Light & Dark Theme Toggle Using HTML, CSS & JavaScript

Image
Dark mode is one of the most popular features in modern websites and apps. In this tutorial, you will learn how to build a simple Light & Dark Theme Toggle using just HTML, CSS, and JavaScript. This small project is perfect for beginners and helps you understand DOM manipulation and event handling. ⭐ GitHub Source Code You can download or view the full project on GitHub: 🔗 View on GitHub 🌗 What We Are Building This project contains a rounded switch. When you click the button: The background switches from light to dark The button slides smoothly The icon changes between ☀️ and 🌙 🧱 1. HTML Code <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Light and Dark Theme</title> <link rel="stylesheet" href="style.css"> </hea...
Read More

Is Web Development Dying In 2022?

Image
Web development is a work that involves the task to develop, create, edit a website. Web development has been popular since the birth of the Internet and it is never going away anytime soon. Is Web Development Dying In 2022? No, web development isn't dying in 2022 or anytime soon. In fact, the demand for web development and web developers is increasing day by day. Every company nowadays wants to build their business online and to do so these companies need web developers. Many new devices are coming into the market in different sizes and web developers are required to make the website responsive so that the website will look good on all different devices. Top companies in the world like Google, Microsoft, Facebook(Meta), Amazon, etc hire many web developers every year with high salary packages to maintain their business online. Web development is one of the fastest-growing jobs right now in the world. Unlike other jobs, no one can replace the web developer's job or it is not go...
Read More

Strengthen Your IT Infrastructure: Scalable Strategies for a Future-Proof Business

Image
  Introduction Business owners today face an unpredictable world — rapid tech changes, cyber threats, and shifting market demands. A resilient IT infrastructure isn’t a luxury; it’s your company’s backbone. Without it, growth stalls and downtime costs escalate. TL;DR Strengthening IT infrastructure means building systems that adapt, secure, and scale. Focus on cloud flexibility, strong cybersecurity, reliable backups, proactive monitoring, and ongoing staff training. Section: The Big Picture Focus Area What It Means Practical Action Long-Term Benefit Cloud Readiness Move critical systems to flexible, secure environments Adopt hybrid or multi-cloud setups Scalability, cost efficiency Cybersecurity Protect your data from internal and external threats Regular audits, strong passwords, MFA Reduced risk, customer trust Backup &...
Read More

Build a Modern Gradient Calculator Using HTML, CSS, and JavaScript

Image
Building small projects is one of the best ways to improve your web development skills. In this tutorial, we will create a modern gradient calculator using HTML, CSS, and JavaScript. This project will help you understand layout design, CSS styling techniques like glassmorphism, and JavaScript event handling. By the end of this guide, you will have a fully working calculator with a clean UI and smooth interactions. GitHub: You can find the complete source code here . Project Overview This calculator includes: A modern gradient background A glass-style calculator interface Buttons for numbers and operators Clear and delete functionality A working equals calculation We will build this project using three parts: HTML for the structure CSS for the design and layout JavaScript for the calculator logic Step 1: HTML Structure First, we create the layout of the calculator. This includes the display screen and all the buttons. <!DOCTYPE html> <html ...
Read More

🚀 Why You Must Learn AI & Machine Learning in 2025/2026 — Even If You're a Beginner

Image
AI is no longer science fiction. It's not something futuristic or reserved for tech giants anymore. It’s here . It’s real . And in 2025 and beyond, it’s going to change everything — from the way we work, learn, and create, to how we do business and live our daily lives. If you've ever wondered whether you should learn AI or machine learning… the answer is YES. And there’s never been a better time to start than now. In this post, I’ll break down why learning AI is one of the smartest moves you can make in 2025 , especially if you're a coder, student, blogger, freelancer — or just tech-curious. 🤖 AI in 2025: Why It’s Bigger Than You Think Let’s face it — AI is everywhere. ChatGPT is writing code and solving problems. Tools like Sora by OpenAI and Google Gemini are generating videos and automating workflows. AI assistants are booking appointments, summarizing reports, and even writing resumes. And this is just the beginning . By 2026, AI will be ...
Read More

Different Types Of Sensor In A Smartphone And Their Uses

Image
You may don't know, But, There are lots of useful sensors in a smartphone. Some of them are:    Accelerometer Sensor  Magnetometer Sensor  Proximity Sensor  Ambient Light Sensor  Barometer Sensor  Gyroscope Sensor  Thermometer Sensor  Pedometer Sensor  Fingerprint Sensor 1.Accelerometer Sensor: Accelerometer Sensor is used to detect the Orientation of a Smartphone. You might have used your smartphone in portrait mode or landscape mode, right. To rotate a smartphone horizontally or vertically, Accelerometer Sensor is used. 2.Magnetometer Sensor: A magnetometer Sensor is used to detect the Earth's magnetic field. It will show you the East, West, North, and South directions in a digital compass app that you can download from the play store or app store. 3.Proximity Sensor: A proximity sensor is used to detect how much near the object is. Did you ever think that when you take your smartphone near to your face while calling, your smartphone ...
Read More

Build a Simple Calculator Using HTML, CSS, and JavaScript 💻

Image
In this tutorial, we’ll create a simple yet fully functional calculator using HTML, CSS, and JavaScript . This project is perfect for beginners who want to practice DOM manipulation, event handling, and basic CSS layout techniques. 🎯 What You’ll Learn How to structure a calculator interface using HTML. How to style it beautifully using CSS Grid. How to make it functional using JavaScript. 🧱 Step 1: Create the HTML Structure Start by writing the basic layout for your calculator. Create a file named index.html and paste the following code: <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Calculator</title> <link rel="stylesheet" href="style.css"> </head> <body> <div class="co...
Read More

Best Practices for Writing Clean and Efficient Code

Image
Welcome back to SmartTechTip.com ! Whether you’re just starting out or you’ve been coding for a while, writing clean and efficient code is super important. Clean code is easier to read and understand, while efficient code makes sure your programs run smoothly. Let’s dive into some best practices to help you write better code. 1. Keep It Simple Ever heard of the KISS principle? It stands for Keep It Simple, Stupid. The idea is to keep your code simple and straightforward. Don’t make it more complicated than it needs to be. # Too complicated def add_numbers(a, b): return a + b # Simple and clear def add(a, b): return a + b 2. Use Meaningful Names Give your variables, functions, and classes names that actually describe what they do. This makes your code a lot easier to read and understand. # Confusing names x = 10 y = 20 # Clear names width = 10 height = 20 3. Write Modular Code Break yo...
Read More