JSFiddle - React, Tailwind, and code Playground

HTML

<div class='wrap'>
<button onclick="myFunction()">我要訂購</button>
<button onclick="thisFunction()">認識工廠</button>
</div>

CSS

*{
  padding: 0;
  margin: 0;
}
.wrap{
  width: 100%;
  height: 100vh;
  background-color: lightpink;
  display: flex;
  align-items: center;
  justify-content: center;
}
button{
  padding: .5rem 1rem;
  border: none;
  border-radius:10px;
  cursor: pointer;
}
button:hover{
  color:red;
  background-color: pink;
  border: 1px solid red;
}
.wrap button:first-child{
  margin-right: 1rem;
}

JavaScript

function myFunction()
{
  alert('謝謝您對我們的衣服有興趣!請致電 0987-654-321,會有專人提供您報價!');
 
}
function thisFunction()
{
  alert('我們工廠位於新北市,通過國際 ISO9001 認證,品質讓您放心!');
 
}