Envelope
A clean, data-led website template for building-envelope and building-physics consultants — teal on white, thermography, scorecards and insights.
Style: Clean corporate — white, teal, data and certifications
One website per licence · Licence terms (draft)
- Template
- No. 15 · Envelope
- Niche
- Facade & Envelope Engineering
- Version
- 1.0
- Pages
- 6 HTML pages
- Fonts
- Plus Jakarta Sans + Source Serif 4
- Download
- 39 KB ZIP · 25 files
Desktop and phone, side by side.
Scroll inside the frames to see the whole home page — or open the live demo, where every link works.


Screenshots of the demo at 1440 px and 390 px. Demo content is written for Cadence Envelope Consulting, a fictional studio.
Six pages, ready to edit.
Each page is a plain HTML file with real, niche-specific copy — replace the words, keep the structure.
Built for the small screen too.
The same pages at 390 px: single column, full-screen menu, no sideways scrolling.



What makes Envelope different.
Design signature
- Teal on white
- Thermography
- Scorecards and insights
In every template
- Six complete pagesHome, projects with a filter, a case study, about, services with FAQ, and contact.
- Plain HTML, CSS and JavaScriptNo framework, no build step, no tracking. Open index.html and start editing.
- Design tokens at the topColours and fonts live in one :root block at the top of style.css.
- Original SVG artworkDemo drawings made for each template in its own palette. Keep them or swap in your photos.
- Checked down to 375 pxNo sideways scrolling on phones, a full-screen mobile menu, and layouts that hold at 1440 px.
- Accessible basicsSkip link, visible keyboard focus, labelled form fields, alt text and reduced-motion support.
Colour and type.
Change any of these in the :root block at the top of style.css.
Colour schedule
Type schedule
Cadence Envelope Consulting
Cadence Envelope Consulting
Fonts from Google Fonts, SIL Open Font License.
Like Envelope?
Checkout opens soon. Leave your email and we'll let you know when it goes on sale — or explore the live demo first.
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