css bold text

.text {
	font-weight: bold;
}/* key word "lighter", "normal", "bold", or "bolder" */ 
.normal {
  font-weight: normal;
}

/* number between 100 and 900 */
.heavy {
  font-weight: 900;
}
  
 we can set text bold using css property named 'font-weight'
Syntax:
selector{
  font-weight: bold;
}font-weight: bold;