How to set equal horizontal paddings for first line in text?

<header>
     <p>Hi there! We are the new kids on the block
                    and we build awesome websites and mobile apps.</p>
</header>

header {
  background-color: #87509c;
  font-family: sans-serif;
  color: #ffffff;
}
    p {
  padding: 147px 97px 67px 97px;
  font-weight: bold;
  font-size: 2.63em;
  text-align: center;
  color: #f7f3ea;