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6 Tips To Build A Interactive Payment Gateway With Tailwind CSS

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Interactive payment gateway

What is Tailwind CSS?

Tailwind CSS is a utility-first CSS framework that focuses on creating personalized user interfaces quickly. It can gives you all the building blocks you are able to create personalized designs without having to fight to override irritating opinionated styles. Also, Tailwind CSS is a highly configurable, low-level CSS framework.

The description of Interactive payment gateway ui component

Interactive payment gateway with alpinejs v3

Why use Tailwind CSS to make a Interactive payment gateway ui component?

  • It can make the building process of Interactive payment gateway ui component faster and more easily.
  • Enables building complex responsive layouts and components freely.
  • Minimum lines of CSS code in Interactive payment gateway component file.

The preview of Interactive payment gateway ui component

Free download of the Interactive payment gateway's source code

The source code of Interactive payment gateway ui component

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Interactive payment gateway | TailwindCSS x AlpineJS</title>
    <link href="https://unpkg.com/[email protected]^2/dist/tailwind.min.css" rel="stylesheet" />
    <!-- <link rel="stylesheet" href="./assets/styles/styles.css" /> -->
    <script defer src="https://unpkg.com/[email protected]/dist/cdn.min.js"></script>
    <style>
      .form-select {
        background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%239ca3af' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
        background-repeat: no-repeat;
        background-position: right 0.5rem center;
        background-size: 1.5em 1.5em;
        -webkit-tap-highlight-color: transparent;
      }

      .submit-button:disabled {
        cursor: not-allowed;
        background-color: #D1D5DB;
        color: #111827;
      }

      .submit-button:disabled:hover {
        background-color: #9CA3AF;
      }

      .credit-card {
        max-width: 420px;
        margin-top: 3rem;
      }

      @media only screen and (max-width: 420px)  {
        .credit-card .front {
          font-size: 100%;
          padding: 0 2rem;
          bottom: 2rem !important;
        }

        .credit-card .front .number {
          margin-bottom: 0.5rem !important;
        }
      }
    </style>
  </head>
  <body class="bg-blue-50">
    <div class="m-4">
      <div class="credit-card w-full sm:w-auto shadow-lg mx-auto rounded-xl bg-white" x-data="creditCard">
        <header class="flex flex-col justify-center items-center">
          <div
            class="relative"
            x-show="card === 'front'"
            x-transition:enter="transition ease-out duration-300"
            x-transition:enter-start="opacity-0 transform scale-90"
            x-transition:enter-end="opacity-100 transform scale-100"
          >
            <img class="w-full h-auto" src="https://www.computop-paygate.com/Templates/imagesaboutYou_desktop/images/svg-cards/card-visa-front.png" alt="front credit card">
            <div class="front bg-transparent text-lg w-full text-white px-12 absolute left-0 bottom-12">
              <p class="number mb-5 sm:text-xl" x-text="cardNumber !== '' ? cardNumber : '0000 0000 0000 0000'"></p>
              <div class="flex flex-row justify-between">
                <p x-text="cardholder !== '' ? cardholder : 'Card holder'"></p>
                <div class="">
                  <span x-text="expired.month"></span>
                  <span x-show="expired.month !== ''">/</span>
                  <span x-text="expired.year"></span>
                </div>
              </div>
            </div>
          </div>
          <div
            class="relative"
            x-show="card === 'back'"
            x-transition:enter="transition ease-out duration-300"
            x-transition:enter-start="opacity-0 transform scale-90"
            x-transition:enter-end="opacity-100 transform scale-100"
          >
            <img class="w-full h-auto" src="https://www.computop-paygate.com/Templates/imagesaboutYou_desktop/images/svg-cards/card-visa-back.png" alt="">
            <div
              class="bg-transparent text-white text-xl w-full flex justify-end absolute bottom-20 px-8  sm:bottom-24 right-0 sm:px-12"
            >
              <div class="border border-white w-16 h-9 flex justify-center items-center">
                <p x-text="securityCode !== '' ? securityCode : 'code'"></p>
              </div>
            </div>
          </div>
          <ul class="flex">
            <li class="mx-2">
              <img class="w-16" src="https://www.computop-paygate.com/Templates/imagesaboutYou_desktop/images/computop.png" alt="" />
            </li>
            <li class="mx-2">
              <img class="w-14" src="https://www.computop-paygate.com/Templates/imagesaboutYou_desktop/images/verified-by-visa.png" alt="" />
            </li>
            <li class="ml-5">
              <img class="w-7" src="https://www.computop-paygate.com/Templates/imagesaboutYou_desktop/images/mastercard-id-check.png" alt="" />
            </li>
          </ul>
        </header>
        <main class="mt-4 p-4">
          <h1 class="text-xl font-semibold text-gray-700 text-center">Card payment</h1>
          <div class="">
            <div class="my-3">
              <input
                type="text"
                class="block w-full px-5 py-2 border rounded-lg bg-white shadow-lg placeholder-gray-400 text-gray-700 focus:ring focus:outline-none"
                placeholder="Card holder"
                maxlength="22"
                x-model="cardholder"
              />
            </div>
            <div class="my-3">
              <input
                type="text"
                class="block w-full px-5 py-2 border rounded-lg bg-white shadow-lg placeholder-gray-400 text-gray-700 focus:ring focus:outline-none"
                placeholder="Card number"
                x-model="cardNumber"
                x-on:keydown="format()"
                x-on:keyup="isValid()"
                maxlength="19"
              />
            </div>
            <div class="my-3 flex flex-col">
              <div class="mb-2">
                <label for="" class="text-gray-700">Expired</label>
              </div>
              <div class="grid grid-cols-2 sm:grid-cols-4 gap-2">
                <select
                  name=""
                  id=""
                  class="form-select appearance-none block w-full px-5 py-2 border rounded-lg bg-white shadow-lg placeholder-gray-400 text-gray-700 focus:ring focus:outline-none"
                  x-model="expired.month"
                >
                  <option value="" selected disabled>MM</option>
                  <option value="01">01</option>
                  <option value="02">02</option>
                  <option value="03">03</option>
                  <option value="04">04</option>
                  <option value="05">05</option>
                  <option value="06">06</option>
                  <option value="07">07</option>
                  <option value="08">08</option>
                  <option value="09">09</option>
                  <option value="10">10</option>
                  <option value="11">11</option>
                  <option value="12">12</option>
                </select>
                <select
                  name=""
                  id=""
                  class="form-select appearance-none block w-full px-5 py-2 border rounded-lg bg-white shadow-lg placeholder-gray-400 text-gray-700 focus:ring focus:outline-none"
                  x-model="expired.year"
                >
                  <option value="" selected disabled>YY</option>
                  <option value="2021">2021</option>
                  <option value="2022">2022</option>
                  <option value="2023">2023</option>
                  <option value="2024">2024</option>
                  <option value="2025">2025</option>
                  <option value="2026">2026</option>
                </select>
                <input
                  type="text"
                  class="block w-full col-span-2 px-5 py-2 border rounded-lg bg-white shadow-lg placeholder-gray-400 text-gray-700 focus:ring focus:outline-none"
                  placeholder="Security code"
                  maxlength="3"
                  x-model="securityCode"
                  x-on:focus="card = 'back'"
                  x-on:blur="card = 'front'"
                />
              </div>
            </div>
          </div>
        </main>
        <footer class="mt-6 p-4">
          <button
            class="submit-button px-4 py-3 rounded-full bg-blue-300 text-blue-900 focus:ring focus:outline-none w-full text-xl font-semibold transition-colors"
            x-bind:disabled="!isValid"
            x-on:click="onSubmit()"
          >
            Pay now
          </button>
        </footer>
      </div>
    </div>
    <script>
      document.addEventListener("alpine:init", () => {
        Alpine.data("creditCard", () => ({
          init() {
            console.log('Component mounted');
          },
          format() {
            if (this.cardNumber.length > 18) {
              return;
            }
            this.cardNumber = this.cardNumber.replace(/\W/gi, '').replace(/(.{4})/g, '$1 ');
          },
          get isValid() {
            if (this.cardholder.length < 5) {
              return false;
            }
            if (this.cardNumber === '') {
              return false;
            }
            if (this.expired.month === '' && this.expired.year === '') {
              return false;
            }
            if (this.securityCode.length !== 3) {
              return false;
            }
            return true;
          },
          onSubmit() {
            alert(`You did it ${this.cardholder}.`);
          },
          cardholder: '',
          cardNumber: '',
          expired: {
            month: '',
            year: '',
          },
          securityCode: '',
          card: 'front',
        }));
      });
    </script>
  </body>
</html>

How to make a Interactive payment gateway with Tailwind CSS?

Install tailwind css of verion 2.2.4

Use the script html tag to import the script of Tailwind CSS of the version 2.2.4

<script src="https://cdn.tailwindcss.com"></script>

All the unility class needed to make a Interactive payment gateway component

  • bg-blue-50
  • m-4
  • w-full
  • sm:w-auto
  • mx-auto
  • bg-white
  • flex
  • flex-col
  • relative
  • h-auto
  • bg-transparent
  • text-lg
  • text-white
  • px-12
  • absolute
  • left-0
  • bottom-12
  • mb-5
  • sm:text-xl
  • flex-row
  • text-xl
  • bottom-20
  • px-8
  • sm:bottom-24
  • right-0
  • sm:px-12
  • border-white
  • w-16
  • h-9
  • mx-2
  • w-14
  • ml-5
  • w-7
  • mt-4
  • p-4
  • text-gray-700
  • text-center
  • my-3
  • block
  • px-5
  • py-2
  • mb-2
  • grid
  • grid-cols-2
  • sm:grid-cols-4
  • gap-2
  • mt-6
  • px-4
  • py-3
  • bg-blue-300
  • text-blue-900

51 steps to make a Interactive payment gateway component with Tailwind CSS

  1. Control the background color of an element to blue-50 using the bg-blue-50 utilities.

  2. Control the margin on all sides of an element to 1rem using the m-4 utilities.

  3. Use w-full to set an element to a 100% based width.

  4. The w-auto utility can be useful if you need to remove an element’s assigned width under a specific condition, like at a particular breakpoint.

  5. Control the horizontal margin of an element to auto using the mx-auto utilities.

  6. Control the background color of an element to white using the bg-white utilities.

  7. Use flex to create a block-level flex container.

  8. Use flex to create a block-level flex container.

  9. Use relative to position an element according to the normal flow of the document.

  10. Use h-auto to set an element to a fixed height(auto).

  11. Control the background color of an element to transparent using the bg-transparent utilities.

  12. Control the text color of an element to lg using the text-lg utilities.

  13. Control the text color of an element to white using the text-white utilities.

  14. Control the horizontal padding of an element to 3rem using the px-12 utilities.

  15. Use absolute to position an element outside of the normal flow of the document, causing neighboring elements to act as if the element doesn’t exist.

  16. Use the left-0 utilities to set the left position of a positioned element to 0rem.

  17. Use the bottom-12 utilities to set the bottom position of a positioned element to 3rem.

  18. Control the margin on bottom side of an element to 1.25rem using the mb-5 utilities.

  19. Control the text color of an element to xl at only small screen sizes using the sm:text-xl utilities.

  20. Use flex to create a block-level flex container.

  21. Control the text color of an element to xl using the text-xl utilities.

  22. Use the bottom-20 utilities to set the bottom position of a positioned element to 5rem.

  23. Control the horizontal padding of an element to 2rem using the px-8 utilities.

  24. Use the sm:bottom-24 utilities to set the bottom position of a positioned element to 6rem at only small screen sizes.

  25. Use the right-0 utilities to set the right position of a positioned element to 0rem.

  26. Control the horizontal padding of an element to 3rem at only small screen sizes using the sm:px-12 utilities.

  27. Control the border color of an element to white using the border-white utilities.

  28. Use w-16 to set an element to a fixed width(4rem).

  29. Use h-9 to set an element to a fixed height(2.25rem).

  30. Control the horizontal margin of an element to 0.5rem using the mx-2 utilities.

  31. Use w-14 to set an element to a fixed width(3.5rem).

  32. Control the margin on left side of an element to 1.25rem using the ml-5 utilities.

  33. Use w-7 to set an element to a fixed width(1.75rem).

  34. Control the margin on top side of an element to 1rem using the mt-4 utilities.

  35. Control the padding on all sides of an element to 1rem using the p-4 utilities.

  36. Control the text color of an element to gray-700 using the text-gray-700 utilities.

  37. Control the text color of an element to center using the text-center utilities.

  38. Control the vertical margin of an element to 0.75rem using the my-3 utilities.

  39. Use inline utilities to put the element on its own line and fill its parent.

  40. Control the horizontal padding of an element to 1.25rem using the px-5 utilities.

  41. Control the vertical padding of an element to 0.5rem using the py-2 utilities.

  42. Control the margin on bottom side of an element to 0.5rem using the mb-2 utilities.

  43. Use grid to create a grid container.

  44. Use grid to create a grid container.

  45. Use grid to create a grid container at only small screen sizes.

  46. To specify the width between columns, you can use the gap-2 utilities.

  47. Control the margin on top side of an element to 1.5rem using the mt-6 utilities.

  48. Control the horizontal padding of an element to 1rem using the px-4 utilities.

  49. Control the vertical padding of an element to 0.75rem using the py-3 utilities.

  50. Control the background color of an element to blue-300 using the bg-blue-300 utilities.

  51. Control the text color of an element to blue-900 using the text-blue-900 utilities.

Conclusion

The above is a step-by-step tutorial on how to use Tailwind CSS to make a Interactive payment gateway components, learn and follow along to implement your own components.