diff --git a/assignment/assignment8.html b/assignment/assignment8.html
index d948941791f878c02b5d43aad53c57e5b99de14b..b2461b680805340c58c4fd29d1e9fcead2622e8c 100644
--- a/assignment/assignment8.html
+++ b/assignment/assignment8.html
@@ -242,7 +242,7 @@ we can changen the value of resistence with unit also. </strong> </p>
<li><span class="fa fa-check"></span><a href="#different">Different Languages of Embedded Programming</a> </li><br>
<li><span class="fa fa-check"></span><a href="#arduino">Arduino Board Coding</a></li><br>
<li><span class="fa fa-check"></span><a href="#What problem"> What problem i have faced?</a> </li><br>
- <li><span class="fa fa-check"></span><a href="#What I learn"> What I learn?</a> </li><br>
+ <li><span class="fa fa-check"></span><a href="#What i learn"> What I learn?</a> </li><br>
</ul>
diff --git a/assignment/assignment9.html b/assignment/assignment9.html
index 9516474a3c5b69ee9f6ab18b2f2380cf0fe27bcd..7b0b3c26e26692fd1a02b0459336cabbe153fe62 100644
--- a/assignment/assignment9.html
+++ b/assignment/assignment9.html
@@ -57,7 +57,7 @@
<div class="9u skel-cell-important">
<section id="content" >
<header>
- <h2 style="color:red">Input Devices</h2>
+ <h2 style="color:yellow">Input Devices</h2>
<h4 id="9-Week Task" style="border-bottom: 6px solid yellow; background-color: lightgrey" > <strong>9-Week Task</strong> </h4>
<p style="justify-content: center"><strong>individual assignment: measure something: add a sensor to a microcontroller board, that you have designed and read it <br>
@@ -138,7 +138,7 @@ pin is connected GND and two are signal pin. One is analog signal and other is d
height="350" class="svg__image"> </div>
<br>
<p style="justify-content: center"><strong> Here is the video of connection and simulation. </strong> </p>
- <body> <iframe width="700" height="450" src="https://www.youtube.com/watch?v=DKC_Ak6tos8"></iframe> </body>
+ <body> <iframe width="700" height="450" src="https://www.youtube.com/embed/DKC_Ak6tos8"></iframe> </body>
<br><br>
<h4 id="motion" style="border-bottom: 6px solid yellow; background-color: lightgrey" > <strong>Motion Sensor with Arduino Board</strong> </h4>
@@ -168,7 +168,7 @@ the board. When the object is detected, the LED will blink. </strong> </p>
height="350" class="svg__image"> </div>
<br>
<p style="justify-content: center"><strong> Here is the video of connection and simulation. </strong> </p>
- <body> <iframe width="700" height="450" src="https://www.youtube.com/v/iAcR2FcdjGw&t=25s" ></iframe> </body>
+ <body> <iframe width="700" height="450" src="https://www.youtube.com/embed/iAcR2FcdjGw"></iframe> </body>
<br><br>
<h4 id="light" style="border-bottom: 6px solid yellow; background-color: lightgrey" > <strong>Light Sensor with Arduino Board</strong> </h4>
<p style="justify-content: center"><strong> The light sensor is a passive devices that convert this “light energy†whether visible or in the infra-red parts of the spectrum into an electrical signal output.
@@ -221,7 +221,7 @@ the board. When the object is detected, the LED will blink. </strong> </p>
height="350" class="svg__image"> </div>
<br>
<p style="justify-content: center"><strong> Here is the video of connection and simulation. </strong> </p>
- <iframe width="700" height="450" src="https://www.youtube.com/embed/watch?v=P_qkoKYS8q8"> </iframe>
+ <iframe width="700" height="450" src="https://www.youtube.com/embed/P_qkoKYS8q8"> </iframe>
<br> <br>
<h4 id="design" style="border-bottom: 6px solid yellow; background-color: lightgrey" > <strong>Design of Smoke Sensor Board</strong> </h4>
<p style="justify-content: center"><strong> For final project, i have required smoke sensor, to sense the smoke get exhausted from the burning of fuel in kitchen for cooking.
@@ -275,7 +275,7 @@ in Eagle software is as belows. </strong> </p>
<li><span class="fa fa-check"></span><a href="#light">Light Sensor with Arduino Board</a></li><br>
<li><span class="fa fa-check"></span><a href="#design">Design of Smoke Sensor Board</a></li><br>
<li><span class="fa fa-check"></span><a href="#What problem"> What problem i have faced?</a> </li><br>
- <li><span class="fa fa-check"></span><a href="#What I learn"> What I learn?</a> </li><br>
+ <li><span class="fa fa-check"></span><a href="#What i learn"> What I learn?</a> </li><br>
</ul>