challenge.html

<style>
  .Nike{
    margin-left: 500px;
    margin-top:10px;
    font-size:50px;
    font-weight:bold;
    margin-bottom: 9px;
  }
  .price{
    font-size: 30px;
    font-weight:bold;
    color: rgb(0,118,0);
  }
  .cart{
    background-color: rgb(255, 216, 20);
    height:30px;
    width: 90px;
    color:black;
    font-size: 13px;
    font-weight: bold;
    border-radius:100px;
    margin-right: 9px;
    border:none;
    transition:  opacity 0.2s, background-color 0.2s;
    cursor: pointer;
  }
 .car:hover{
  background-color: rgb(245, 200, 10);
 }
 .cart:active{

  opacity:0.5;
 }
  .buy{
    background-color: rgb(255, 164, 28);
    height:30px;
    width: 90px;
    color:black;
    font-size: 13px;
    font-weight: bold;
    transition: background-color 0.2s,  opacity 0.2s;
    border-radius:100px;
    border:none;
    cursor: pointer;
  }
  .buy:hover{
  background-color: rgb(255,150,20);
 }
 .buy:active{

  opacity:0.5;
 }
  p{
    font-size: 20px;
    font-weight: medium;  
  }
  .jeff{
    color: rgb(00,113,133)
  }
</style>
<background img src="https://www.leagueoflegends.com/en-us/champions/kindred/"></background>
<a href="https://amazon.com"  class="jeff" target="_blank">
  Back to Amazon
</a>
<p class= "Nike">
  Nike Black Running shoes
</p>
<p class= "price">
  $39 - in stock
</p>
<p>
  Free delivery tomorrow
</p>
<button class="cart">
  Add to cart
</button>
<button class="buy">
  Buy now
</button>