Check out example codes for "how to bold text css inline". It will help you in understanding the concepts better.

Code Example 1

<p style="font-weight:bold">Hey there</p>

Code Example 2

we can set text bold using css property named 'font-weight'
  font-weight: bold;

Code Example 3

   <title>Bold text</title>
   <p>Use the strong element to <strong>indicate strongly emphasized</strong> content.</p>

Code Example 4

<b> Bold Text </b>

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