How to download external videos (echo360)

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Example html:

<h1><strong>Module 1- Introduction</strong></h1><big><a href="https://colostate.instructure.com/courses/203287/pages/module-1-introduction">Click here to open the live page in Canvas</a></big><hr><link rel="stylesheet" href="https://instructure-uploads.s3.amazonaws.com/account_37160000000000001/attachments/33967023/CidiLabs_DesignPlus_mobile.css"><div id="kl_wrapper_3" class="kl_circle_left variation_2 kl_wrapper">
<div id="kl_banner">
<h2><span id="kl_banner_left"><span class="kl_mod_text">Module </span><span class="kl_mod_num">1 </span> </span> <span id="kl_banner_right">Introduction</span></h2>
</div>
<div id="kl_introduction">
<p><span>This module provides an overview of the course, grading criteria, and a brief introduction to high-level operating systems concepts.</span></p>
</div>
<div id="kl_objectives" class="">
<h3><i class="icon-rubric-dark"><span class="dp-icon-content" style="display: none;">&nbsp;</span></i>Objectives</h3>
<ol id="kl_objective_list">
<li>Summarize basic operating systems concepts</li>
<li>Highlight key developments in the history of operating systems</li>
</ol>
</div>
<div id="kl_readings" class="">
<h3><i class="icon-document"><span class="dp-icon-content" style="display: none;">&nbsp;</span></i>Readings</h3>
<p><span class="TextRun  BCX0 SCXP203152924" lang="EN-US" data-usefontface="false" data-contrast="none"><span class="NormalTextRun  BCX0 SCXP203152924">Silberschatz</span></span><span class="TextRun  BCX0 SCXP203152924" lang="EN-US" data-usefontface="false" data-contrast="none"><span class="NormalTextRun  BCX0 SCXP203152924">, A., Galvin, P., Gagne, G., &amp; O’Reilly, A. (2012).<span>&nbsp;</span></span></span><span class="TextRun  BCX0 SCXP203152924" lang="EN-US" data-usefontface="false" data-contrast="none"><span class="NormalTextRun  BCX0 SCXP203152924">Operating<span>&nbsp;</span></span></span><span class="TextRun  BCX0 SCXP203152924" lang="EN-US" data-usefontface="false" data-contrast="none"><span class="NormalTextRun  BCX0 SCXP203152924">System Concepts, 9th Edition.</span></span><span class="TextRun  BCX0 SCXP203152924" lang="EN-US" data-usefontface="false" data-contrast="none"><span class="NormalTextRun  BCX0 SCXP203152924"><span>&nbsp;</span>John Wiley &amp; Sons.</span></span><span class="LineBreakBlob BlobObject  BCX0 SCXP203152924"><span class="BCX0 SCXP203152924">​</span><br class="BCX0 SCXP203152924"></span><span class="TextRun  BCX0 SCXP203152924" lang="EN-US" data-usefontface="false" data-contrast="none"><span class="NormalTextRun  BCX0 SCXP203152924">ISBN-13: 978-1118063330</span></span></p>
<ol>
<li>Course Textbook - Chapter 1</li>
</ol>
</div>
<div id="kl_lectures" class="kl_solid_border" style="border-width: 0px;">
<h3><i class="icon-video"><span class="dp-icon-content" style="display: none;">&nbsp;</span></i>Lectures</h3>
<div class="kl_panels_wrapper kl_panels_expander">
<h3 id="kl_panel_0" class="kl_panel_heading kl_panel_0">A Brief Overview of OS</h3>
<div id="kl_panel_0_content" class="kl_panel_content kl_panel_0">
<p>A Brief Overview of OS <a id="25613231" class="instructure_file_link instructure_scribd_file inline_disabled" href="https://colostate.instructure.com/courses/203287/files/35825014?verifier=saBR144Y8MNE49qmppKznRHXjiWgWtqhGHwXQUCm&amp;wrap=1" target="_blank" data-canvas-previewable="true" data-api-endpoint="https://colostate.instructure.com/api/v1/courses/203287/files/35825014" data-api-returntype="File">Presentation PDF</a></p>
<div class="kl_iframe_wrapper kl_iframe_responsive_scale"><iframe class="lti-embed" style="width: 640px; height: 520px;" title="CS 370 Module 1 Lesson 1 Introduction- A Brief Overview (15:40)" src="https://colostate.instructure.com/courses/203287/external_tools/retrieve?display=borderless&amp;url=https%3A%2F%2Fecho360.org%2Flti%2F73b24cec-1181-49e3-a39e-2d87120c3f7a%3FlinkId%3Daa2c5854-e0ae-4d4c-90b9-81592c2d2b51%26autoplay%3Dfalse%26automute%3Dfalse" width="640" height="480" allowfullscreen="allowfullscreen" webkitallowfullscreen="webkitallowfullscreen" mozallowfullscreen="mozallowfullscreen" allow="geolocation *; microphone *; camera *; midi *; encrypted-media *; autoplay *; clipboard-write *; display-capture *" loading="lazy"></iframe></div>
</div>
<h3 id="kl_panel_1" class="kl_panel_heading kl_panel_1">Roles of an Operating System</h3>
<div id="kl_panel_1_content" class="kl_panel_content kl_panel_1">
<p>Roles of an Operating System <a id="25613230" class="instructure_file_link instructure_scribd_file inline_disabled" href="https://colostate.instructure.com/courses/203287/files/35825033?verifier=5sLz7MUOkhGeYdZjWZblih7TivpW9eGDIF2lMmjX&amp;wrap=1" target="_blank" data-canvas-previewable="true" data-api-endpoint="https://colostate.instructure.com/api/v1/courses/203287/files/35825033" data-api-returntype="File">Presentation PDF</a></p>
<div class="kl_iframe_wrapper kl_iframe_responsive_scale"><iframe class="lti-embed" style="width: 640px; height: 520px;" title="CS 370 Module 1 Lesson 1 Introduction- Roles of an Operating System (11:54)" src="https://colostate.instructure.com/courses/203287/external_tools/retrieve?display=borderless&amp;url=https%3A%2F%2Fecho360.org%2Flti%2F73b24cec-1181-49e3-a39e-2d87120c3f7a%3FlinkId%3Dd11b5cef-d9f2-4dea-9002-424048116142%26autoplay%3Dfalse%26automute%3Dfalse" width="640" height="480" allowfullscreen="allowfullscreen" webkitallowfullscreen="webkitallowfullscreen" mozallowfullscreen="mozallowfullscreen" allow="geolocation *; microphone *; camera *; midi *; encrypted-media *; autoplay *; clipboard-write *; display-capture *" loading="lazy"></iframe></div>
</div>
<h3 id="kl_panel_2" class="kl_panel_heading kl_panel_2">A (very) Brief History of Operating Systems</h3>
<div id="kl_panel_2_content" class="kl_panel_content kl_panel_2">
<p>A (very) Brief History of Operating Systems <a id="25613232" class="instructure_file_link instructure_scribd_file inline_disabled" href="https://colostate.instructure.com/courses/203287/files/35825034?verifier=wnaX456RCC8ccUBBG15HFchYSkcUtSL1PHJGv34F&amp;wrap=1" target="_blank" data-canvas-previewable="true" data-api-endpoint="https://colostate.instructure.com/api/v1/courses/203287/files/35825034" data-api-returntype="File">Presentation PDF</a></p>
<div class="kl_iframe_wrapper kl_iframe_responsive_scale"><iframe class="lti-embed" style="width: 640px; height: 520px;" title="CS 370 Module 1 Lesson 1 Introduction- ​A (very) Brief History of Operating Systems (12:47)" src="https://colostate.instructure.com/courses/203287/external_tools/retrieve?display=borderless&amp;url=https%3A%2F%2Fecho360.org%2Flti%2F73b24cec-1181-49e3-a39e-2d87120c3f7a%3FlinkId%3Db99fa186-bd6e-4b19-a26e-ad2fd9fd6763%26autoplay%3Dfalse%26automute%3Dfalse" width="640" height="480" allowfullscreen="allowfullscreen" webkitallowfullscreen="webkitallowfullscreen" mozallowfullscreen="mozallowfullscreen" allow="geolocation *; microphone *; camera *; midi *; encrypted-media *; autoplay *; clipboard-write *; display-capture *" loading="lazy"></iframe></div>
</div>
<h3 id="kl_panel_3" class="kl_panel_heading kl_panel_3">Components of a Computer</h3>
<div id="kl_panel_3_content" class="kl_panel_content kl_panel_3">
<p>Components of a Computer <a id="25613235" class="instructure_file_link instructure_scribd_file inline_disabled" href="https://colostate.instructure.com/courses/203287/files/35825035?verifier=xmAjYwkINUFHn2WQFuWjzuhs6W1SPMao4jthJU0J&amp;wrap=1" target="_blank" data-canvas-previewable="true" data-api-endpoint="https://colostate.instructure.com/api/v1/courses/203287/files/35825035" data-api-returntype="File">Presentation PDF</a></p>
<div class="kl_iframe_wrapper kl_iframe_responsive_scale"><iframe class="lti-embed" style="width: 640px; height: 520px;" title="CS 370 Module 1 Lesson 2 Introduction- Components of a computer (21:14)" src="https://colostate.instructure.com/courses/203287/external_tools/retrieve?display=borderless&amp;url=https%3A%2F%2Fecho360.org%2Flti%2F73b24cec-1181-49e3-a39e-2d87120c3f7a%3FlinkId%3D7c018368-e984-4a19-a282-a1e726e404f2%26autoplay%3Dfalse%26automute%3Dfalse" width="640" height="480" allowfullscreen="allowfullscreen" webkitallowfullscreen="webkitallowfullscreen" mozallowfullscreen="mozallowfullscreen" allow="geolocation *; microphone *; camera *; midi *; encrypted-media *; autoplay *; clipboard-write *; display-capture *" loading="lazy"></iframe></div>
</div>
<h3 id="kl_panel_4" class="kl_panel_heading kl_panel_4">Ontogeny Recapitulates Phylogeny</h3>
<div id="kl_panel_4_content" class="kl_panel_content kl_panel_4">
<p>Ontogeny Recapitulates Phylogeny <a id="25613239" class="instructure_file_link instructure_scribd_file inline_disabled" href="https://colostate.instructure.com/courses/203287/files/35825031?verifier=Q1E3qljZmrQPttzWKFS9AMLD7k2qswUgn2ldY8vZ&amp;wrap=1" target="_blank" data-canvas-previewable="true" data-api-endpoint="https://colostate.instructure.com/api/v1/courses/203287/files/35825031" data-api-returntype="File">Presentation PDF</a></p>
<div class="kl_iframe_wrapper kl_iframe_responsive_scale"><iframe class="lti-embed" style="width: 640px; height: 520px;" title="CS 370 Module 1 Lesson 2 Introduction- Ontogeny recapitulates Phylogeny (05:07)" src="https://colostate.instructure.com/courses/203287/external_tools/retrieve?display=borderless&amp;url=https%3A%2F%2Fecho360.org%2Flti%2F73b24cec-1181-49e3-a39e-2d87120c3f7a%3FlinkId%3D82fbe358-8d39-43c4-ac14-e273c962d91a%26autoplay%3Dfalse%26automute%3Dfalse" width="640" height="480" allowfullscreen="allowfullscreen" webkitallowfullscreen="webkitallowfullscreen" mozallowfullscreen="mozallowfullscreen" allow="geolocation *; microphone *; camera *; midi *; encrypted-media *; autoplay *; clipboard-write *; display-capture *" loading="lazy"></iframe></div>
</div>
<h3 id="kl_panel_5" class="kl_panel_heading kl_panel_5">Performance Considerations</h3>
<div id="kl_panel_5_content" class="kl_panel_content kl_panel_5">
<p>Performance Considerations <a id="25613241" class="instructure_file_link instructure_scribd_file inline_disabled" href="https://colostate.instructure.com/courses/203287/files/35825018?verifier=Mt8fzOMjrIRroLWpwaA37ItDSTQZ7OfYfI4eedEZ&amp;wrap=1" target="_blank" data-canvas-previewable="true" data-api-endpoint="https://colostate.instructure.com/api/v1/courses/203287/files/35825018" data-api-returntype="File">Presentations PDF</a></p>
<div class="kl_iframe_wrapper kl_iframe_responsive_scale"><iframe class="lti-embed" style="width: 640px; height: 520px;" title="CS 370 Module 1 Lesson 2 Introduction- Performance Considerations (05:35)" src="https://colostate.instructure.com/courses/203287/external_tools/retrieve?display=borderless&amp;url=https%3A%2F%2Fecho360.org%2Flti%2F73b24cec-1181-49e3-a39e-2d87120c3f7a%3FlinkId%3D4e80729a-30c5-4490-afed-d9fa024533ad%26autoplay%3Dfalse%26automute%3Dfalse" width="640" height="480" allowfullscreen="allowfullscreen" webkitallowfullscreen="webkitallowfullscreen" mozallowfullscreen="mozallowfullscreen" allow="geolocation *; microphone *; camera *; midi *; encrypted-media *; autoplay *; clipboard-write *; display-capture *" loading="lazy"></iframe></div>
</div>
<h3 id="kl_panel_6" class="kl_panel_heading kl_panel_6">The Kernel Abstraction</h3>
<div id="kl_panel_6_content" class="kl_panel_content kl_panel_6">
<p>The Kernel Abstraction <a id="25613242" class="instructure_file_link instructure_scribd_file inline_disabled" href="https://colostate.instructure.com/courses/203287/files/35825036?verifier=qdHtOYzDfTH0iKPyfNPMYNFkLQO3SQ5DAAzmnW51&amp;wrap=1" target="_blank" data-canvas-previewable="true" data-api-endpoint="https://colostate.instructure.com/api/v1/courses/203287/files/35825036" data-api-returntype="File">Presentation PDF</a></p>
<div class="kl_iframe_wrapper kl_iframe_responsive_scale"><iframe class="lti-embed" style="width: 640px; height: 520px;" title="CS 370 Module 1 Lesson 2d The Kernel Abstraction (25:20)" src="https://colostate.instructure.com/courses/203287/external_tools/retrieve?display=borderless&amp;url=https%3A%2F%2Fecho360.org%2Flti%2F73b24cec-1181-49e3-a39e-2d87120c3f7a%3FlinkId%3D5a6cf960-7109-48dd-bbeb-5ec21719a046%26autoplay%3Dfalse%26automute%3Dfalse" width="640" height="480" allowfullscreen="allowfullscreen" webkitallowfullscreen="webkitallowfullscreen" mozallowfullscreen="mozallowfullscreen" allow="geolocation *; microphone *; camera *; midi *; encrypted-media *; autoplay *; clipboard-write *; display-capture *" loading="lazy"></iframe></div>
</div>
</div>
</div>
<div id="kl_assignments" class="">
<h3 class=""><i class="icon-standards"><span class="dp-icon-content" style="display: none;">&nbsp;</span></i>Assignments</h3>
<ol>
<li><a title="Quiz 1" href="https://colostate.instructure.com/courses/203287/assignments/2759247" data-api-endpoint="https://colostate.instructure.com/api/v1/courses/203287/assignments/2759247" data-api-returntype="Assignment">Quiz 1</a></li>
<li><a title="HW1" href="https://colostate.instructure.com/courses/203287/assignments/2759242" data-api-endpoint="https://colostate.instructure.com/api/v1/courses/203287/assignments/2759242" data-api-returntype="Assignment">HW 1</a></li>
</ol>
</div>
</div>
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Tried echo360 downloader on github but it only supports echo360 classroom which seems not to be the way the videos are embedded in my course.