JSFiddle - React, Tailwind, and code Playground

HTML

<div class="form">
  <div class="number">
    <input data-stripe="number" placeholder="Credit Card Number" class="" type="text">
  </div>
  <div class="expiry">
    <input data-stripe="exp-month" placeholder="MM" class="" type="text">
    <input data-stripe="exp-year" placeholder="YY" class="" type="text">
    <input data-stripe="cvc" placeholder="CVC" class="" type="text">
  </div>
</div>
<!---->

CSS

.form {
  display: flex;
  flex-direction: column;
  width: 300px;
  justify-content: center;
  align-items: center;
  margin: 0 auto;
}

.form input {
  width: 100%;
  padding: 20px;
}

.form .number {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.form .expiry {
  display: flex;
  width: 100%;
  justify-content: space-between;
}