#block1 {
width: 100%;
height: auto;
background-color: blue;
}
#img1 {
width: 100px;
height: 100px;
left: 50%;
transform: translate(-50%);
-webkit-transform: translate(-50%);
}
#block2 {
width: 100%;
height: auto;
background-color: orange;
}
.dummytext {
font-family: 'Ralleway, sans-serif';
font-size: 20px;
text-align: justify;
margin: 10px;
}
#block3 {
width: 100%;
height: auto;
background-color: brown;
}
#img2 {
width: 100px;
height: 90px;
left: 50%;
transform: translate(-50%);
-webkit-transform: translate(-50%);
}
table {
margin: auto;
}
<div id="block1">
<table>
<tbody>
<tr>
<td>
<img id="img1" src="images/img1.png"></td></tr></tbody><table>
</div>
<div id="block2">
<h3 class="dummytext">Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, Text Example, </h3>
</div>
<div id="block3">
<table>
<tbody>
<tr>
<td>
<img id="img2" src="images/img2.png"></td></tr></tbody><table>
</div>