Ghost/ghost/admin/app/templates/launch.hbs

<div class="fullscreen-wizard-container" {{will-destroy this.reset}}>
    <div class="pt7 pb5 pl12 pr12 flex justify-between items-center">
        <div class="flex flex-column">
            <div class="ttu gh-launch-wizard-step-indicator">{{this.currentStep.position}}</div>
            <h2>{{this.currentStep.title}}</h2>
        </div>
        <button type="button" class="close gh-btn gh-btn-outline" {{on "click" this.close}} data-test-button="close-wizard">
            <span>Cancel</span>
        </button>
    </div>

    <div class="gh-launch-wizard-content">
        <div class="gh-launch-wizard-content-left">
            {{component (concat "gh-launch-wizard/" this.step)
                nextStep=this.goNextStep
                backStep=this.goBackStep
                skipStep=this.skipStep
                refreshPreview=this.refreshPreview
                updatePreview=this.updatePreview
                replacePreviewContents=this.replacePreviewContents
                storeData=this.storeData
                getData=this.getData
            }}
        </div>

        <div class="gh-launch-wizard-content-right">
            <GhBrowserPreview class="gh-launch-wizard-preview-container" @icon={{this.settings.icon}} @title={{this.config.blogTitle}}>
                <GhSiteIframe class="gh-launch-wizard-preview" @src={{this.previewSrc}} @guid={{this.previewGuid}} {{did-insert this.registerPreviewIframe}}></GhSiteIframe>
            </GhBrowserPreview>
        </div>
    </div>
</div>