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.hs-button { background-color: var(--colours-main--green); color: var(--colours-main--navy); cursor: pointer; border-radius: 1.9375rem; flex: 0 auto; justify-content: center; align-items: center; padding: 1rem 1.5rem; font-family: Inter, sans-serif; font-size: 1rem; font-weight: 600; text-decoration: none; transition-property: none; display: inline-block; border: none !important; width: 100%; } .footer-newsletter-embed .hs-button { width: auto; padding: .75rem 1.5rem; } .hs-button:hover { background-image: linear-gradient(180deg, var(--colours-secondary--warning), var(--colours-main--green)); } } </style> <style> .dropdown-list-backgroud { pointer-events: none; } .secondary-button-dark-small{ -webkit-mask-image: -webkit-radial-gradient(white, black); } .secondary-button-dark-big{ -webkit-mask-image: -webkit-radial-gradient(white, black); } .primary-button-big{ -webkit-mask-image: -webkit-radial-gradient(white, black); } .primary-button-small{ -webkit-mask-image: 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id="w-node-_9dcf6c75-67a1-faf9-392f-2f4057f55082-22f88a18" class="is-column is-txt-offwhite is-t-hidden"><p class="is-sub-small is-margin-b-24">" Joining Callstack, I was excited, mostly because of one thing - I was going to work with experts who built open-source tools that I've been using in my projects...”</p><div class="is-row-l-h-b-12"><img src="https://cdn.prod.website-files.com/64d0b1ecf0fc228ea4057bb5/665849b5fba88ae33874f088_personimage.png" loading="lazy" alt="" class="nav-about-image"/><div class="is-column"><p class="is-txt-small">Jakub Urban</p><p class="is-txt-small">Senior Software Engineer</p></div></div></div></div></div></nav></div><a href="/technology" class="nav-case-link nav-dropdown-rebrand is-txt-small is-txt-medium">Technology</a><div data-delay="0" data-hover="true" class="nav-dropdown nav-services-dropdown w-dropdown"><div id="service-dropdown" class="nav-dropdown-toggle nav-dropdown-rebrand w-dropdown-toggle"><a href="/services" class="nav-dropdown-link 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id="w-node-ebb65425-2f49-ac9a-8614-8cc17f7adecb-22f88a18" data-current="Product Development and Growth" data-easing="ease" data-duration-in="300" data-duration-out="100" class="is-container is-grid nav-container-services w-tabs"><div id="w-node-ebb65425-2f49-ac9a-8614-8cc17f7adecc-22f88a18" class="nav-tabs-wrapper-main w-tab-menu"><a data-w-tab="Product Development and Growth" data-w-id="ebb65425-2f49-ac9a-8614-8cc17f7adecd" class="nav-tab-link services-new w-inline-block w-tab-link w--current"><div class="nav-arrow-wrapper-bg"><div class="is-nav-link-services-tab">Product Development and Growth</div><div class="nav-dropdown-holder-arrow services w-embed"><svg width="11" height="8" viewBox="0 0 11 8" fill="none" xmlns="http://www.w3.org/2000/svg"> <path d="M9.99992 1.44922L5.84163 5.77457L1.68335 1.44922" stroke="currentColor" stroke-width="2" stroke-linecap="round"/> </svg></div></div></a><a data-w-tab="Optimization of Products and Processes" data-w-id="ebb65425-2f49-ac9a-8614-8cc17f7aded2" class="nav-tab-link services-new w-inline-block w-tab-link"><div class="nav-arrow-wrapper services"><div class="is-nav-link-services-tab">Optimization of Products and Processes</div><div class="nav-dropdown-holder-arrow services w-embed"><svg width="11" height="8" viewBox="0 0 11 8" fill="none" xmlns="http://www.w3.org/2000/svg"> <path d="M9.99992 1.44922L5.84163 5.77457L1.68335 1.44922" stroke="currentColor" stroke-width="2" stroke-linecap="round"/> </svg></div></div></a><a data-w-tab="Tech Stack Upgrade" data-w-id="ebb65425-2f49-ac9a-8614-8cc17f7aded7" class="nav-tab-link services-new w-inline-block w-tab-link"><div class="nav-arrow-wrapper services"><div class="is-nav-link-services-tab">Tech Stack Upgrade</div><div class="nav-dropdown-holder-arrow services w-embed"><svg width="11" height="8" viewBox="0 0 11 8" fill="none" xmlns="http://www.w3.org/2000/svg"> <path d="M9.99992 1.44922L5.84163 5.77457L1.68335 1.44922" stroke="currentColor" stroke-width="2" stroke-linecap="round"/> </svg></div></div></a><a data-w-tab="Team Upskilling" data-w-id="ebb65425-2f49-ac9a-8614-8cc17f7adedc" class="nav-tab-link services-new w-inline-block w-tab-link"><div class="nav-arrow-wrapper services"><div class="is-nav-link-services-tab">Team Upskilling</div><div class="nav-dropdown-holder-arrow services w-embed"><svg width="11" height="8" viewBox="0 0 11 8" fill="none" xmlns="http://www.w3.org/2000/svg"> <path d="M9.99992 1.44922L5.84163 5.77457L1.68335 1.44922" stroke="currentColor" stroke-width="2" stroke-linecap="round"/> </svg></div></div></a><a data-w-tab="Business Transformation" data-w-id="ebb65425-2f49-ac9a-8614-8cc17f7adee1" class="nav-tab-link services-new w-inline-block w-tab-link"><div class="nav-arrow-wrapper services"><div class="is-nav-link-services-tab">Business Transformation</div><div class="nav-dropdown-holder-arrow services w-embed"><svg width="11" height="8" viewBox="0 0 11 8" fill="none" 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