Check out example codes for "how to style an hr tag". It will help you in understanding the concepts better.

Code Example 1

/* Red border */
hr.new1 {
  border-top: 1px solid red;
}

/* Dashed red border */
hr.new2 {
  border-top: 1px dashed red;
}

/* Dotted red border */
hr.new3 {
  border-top: 1px dotted red;
}

/* Thick red border */
hr.new4 {
  border: 1px solid red;
}

/* Large rounded green border */
hr.new5 {
  border: 10px solid green;
  border-radius: 5px;
}

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