Discover microsite software with custom CSS/JS

Discover how microsite creator with custom CSS/JS simplifies the journey from concept to launch.

Note: Some features described here might be planned in our roadmap but not yet released. You can open a live chat from within your account and our Support team can offer more details or help you with workarounds.
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Build landing pages Build landing pages 500+ customizable layouts

Get your campaigns up and running faster with conversion-focused landing page layouts designed for every industry and business type. Easily scale landing page generation with Instablocks® and Global Blocks that you can save, reuse, and update globally.

Boost results Boost results Mobile responsiveness

All Instapage landing pages are optimized for responsiveness. They adapt to any screen size, ensuring a consistent user experience across all devices.

Build landing pages Build landing pages A/B split testing

Make data-driven decisions to optimize conversions with A/B testing capabilities. Experiment with different landing page variations, separate elements, layouts, and content that you can instantly generate with AI.

Maximize campaign Maximize campaign Seamless ad mapping

Boost conversions and lower your CPA by personalizing your landing pages. With AdMap®, you can effortlessly visualize your ad campaigns, link them to relevant landing pages, or create new personalized pages. Then, synchronize updates of ads and landing pages without any back-and-forth.

Power up landing Power up landing Detailed reporting

Instapage provides detailed real-time reports over any period of time and across all your devices. To help you better understand your audience and optimize your marketing strategy, check conversion analytics that you can view directly from Instapage.

Improve alignment across Improve alignment across Integrations with 120+ marketing tools

Instapage seamlessly connects with popular marketing tools and platforms, including CRMs, e-commerce, analytics tools, marketing automation platforms, email marketing software, and more. Everything you need to drive conversions and grow your business is at your fingertips.

Build landing pages that get results
Instapage helps Evolve boost conversion rates up to 89% across Facebook and Google
Boost results through landing page optimization
Instapage helps Evolve boost conversion rates up to 89% across Facebook and Google
Personalize experiences for higher engagement and ROI Personalize experiences for higher engagement and ROI sidebar
Instapage helps Evolve boost conversion rates up to 89% across Facebook and Google
Maximize campaign efficiency with ad mapping Maximize campaign efficiency with ad mapping sidebar
Instapage helps Evolve boost conversion rates up to 89% across Facebook and Google
Power up landing pages with AI Power up landing pages with AI sidebar
Instapage helps Evolve boost conversion rates up to 89% across Facebook and Google
Improve alignment across your creative team sidebar
Instapage helps Evolve boost conversion rates up to 89% across Facebook and Google
Build landing pages500+ customizable layouts
Get your campaigns up and running faster with conversion-focused landing page layouts designed for every industry and business type. Easily scale landing page generation with Instablocks® and Global Blocks that you can save, reuse, and update globally.
Boost resultsMobile responsiveness
All Instapage landing pages are optimized for responsiveness. They adapt to any screen size, ensuring a consistent user experience across all devices.
Build landing pagesA/B split testing
Make data-driven decisions to optimize conversions with A/B testing capabilities. Experiment with different landing page variations, separate elements, layouts, and content that you can instantly generate with AI.
Maximize campaignSeamless ad mapping
Boost conversions and lower your CPA by personalizing your landing pages. With AdMap®, you can effortlessly visualize your ad campaigns, link them to relevant landing pages, or create new personalized pages. Then, synchronize updates of ads and landing pages without any back-and-forth.
Power up landingDetailed reporting
Instapage provides detailed real-time reports over any period of time and across all your devices. To help you better understand your audience and optimize your marketing strategy, check conversion analytics that you can view directly from Instapage.
Improve alignment across500+ customizable layouts
Instapage seamlessly connects with popular marketing tools and platforms, including CRMs, e-commerce, analytics tools, marketing automation platforms, email marketing software, and more. Everything you need to drive conversions and grow your business is at your fingertips.

Optimize Your Marketing with a Microsite Builder Using Custom CSS/JS

A Microsite builder with custom CSS/JS offers a streamlined approach to designing landing pages tailored for your audience. With Instapage, marketers can create engaging, conversion-focused microsites efficiently, ensuring that brand messaging resonates deeply with visitors. This comprehensive guide highlights the benefits, features, and optimization strategies of leveraging a Microsite builder.

Understanding Microsite Builders

Microsite builders serve as specialized tools in your marketing arsenal, allowing the creation of standalone websites for specific campaigns. They streamline the design process enabling marketers from various sectors—like Tech/SaaS and Education—to launch campaigns quickly and efficiently. Instapage offers extensive features that empower users to harness the true potential of microsites, effectively enhancing conversion rates.

  1. Customization Options: Enjoy unlimited design flexibility with custom CSS/JS, allowing you to align your microsite perfectly with your brand guidelines.
  2. Integration Capabilities: Seamlessly integrate your existing tools and systems to collect data and achieve comprehensive tracking.
  3. Responsive Designs: Automatically create mobile-responsive designs, ensuring your landing pages perform well across devices.

Step-by-Step Guide to Building Your Microsite

Creating a successful microsite begins with clear goals and a well-structured plan.

  1. Define Your Objective: Determine the key goals for your microsite. Are you aiming for leads, awareness, or sales?
  2. Choose a Template: Select from Instapage's library of over 100 templates designed for maximum conversions.
  3. Customize Your Layout: Use custom CSS/JS to enhance your microsite's functionality and styling.

Optimizing for Conversions

To truly maximize your microsite's potential, optimization tools are crucial.

  1. A/B Testing: Utilize built-in A/B testing tools to experiment with different designs and content to find what resonates best with your audience.
  2. Heatmap Analytics: Employ heatmaps to visually analyze user behavior and make data-driven decisions.
  3. Personalization Features: Implement dynamic text replacement to tailor content specifically to your audience, increasing engagement.

By combining these elements, you set the stage for enhanced user engagement and higher conversion rates.

Embrace the power of a Microsite builder with custom CSS/JS to elevate your marketing efforts. Instapage provides the tools and insights to help you create impactful landing pages that reflect your brand’s voice.

Ready to create your own microsite? Start your free trial with Instapage today to explore untapped marketing potential!

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“Instapage gives us the ability to tailor our landing page content and layout to tell a unique story for each geographical target. The platform also enables us to create different variations with content that performs well for each unique channel. Every marketing team needs this!”
User review
Tamar Friedland, Sr. Director of Global Paid Marketing
"Instapage has truly maximized our digital advertising performance by enabling us to offer matching, personalized experiences for every ad and audience. Now we can scale our landing page experiences as efficiently and effectively as we scale the ads themselves."
User review
Darren Lepke, Marketing Director
"If we have to wait on a developer, our creative velocity plummets. But Instapage has made it possible for us to exponentially grow our advertising programs and convert more customers"
User review
Alex Kracov, Head of Marketing

Leading the way in building high-performing landing pages

Grid Leader - Summer 2025
Best Est. ROI Enterprise - Summer 2025
Most Implementable Enterprise - Summer 2025
Fastest Implementation Enterprise - Summer 2025
High Performer - Summer 2025

FAQs

See microsite builder with custom css/js in action

See microsite builder with custom css/js in action

In this tutorial, you'll learn how to add custom CSS and JavaScript to your site using WP Bakery. There are options to apply this code site-wide, to specific pages, or to individual elements. To apply custom code globally, access the WordPress dashboard, click on WP Bakery, and find the custom CSS and JS tabs. Any code entered here will affect the entire site. For page-specific customizations, navigate to the pages section, either create a new page or edit an existing one with WP Bakery. Once in the front-end editor, click the gear icon to access fields for custom CSS and JavaScript. Adding your code here allows you to modify the look of specific elements, such as changing the styling of H1 headings on the page.

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