TikTok Tutorial #38 - How to create a Credit Card Form in CSS & VueJs

Learn with us how to create a Credit Card Form in CSS & VueJs!

If you found us on TikTok on the following post, check out this article and copy-paste the full code!

Happy coding! 😻

@creative.tim Check out TikTok Tutorial #38 on our blog for the full code! Link in bio 🤩#webdevelopment #programmingexercises #csscoding #vuejs #techtok ♬ original sound - Creative Tim

1. HTML Code

  <div class="wrapper" id="app">
    <div class="card-form">
      <div class="card-list">
        <div class="card-item" v-bind:class="{ '-active' : isCardFlipped }">
          <div class="card-item__side -front">
            <div class="card-item__focus" v-bind:class="{'-active' : focusElementStyle }" v-bind:style="focusElementStyle" ref="focusElement"></div>
            <div class="card-item__cover">
              <img
              v-bind:src="'https://raw.githubusercontent.com/muhammederdem/credit-card-form/master/src/assets/images/' + currentCardBackground + '.jpeg'" class="card-item__bg">
            </div>
            
            <div class="card-item__wrapper">
              <div class="card-item__top">
                <img src="https://raw.githubusercontent.com/muhammederdem/credit-card-form/master/src/assets/images/chip.png" class="card-item__chip">
                <div class="card-item__type">
                  <transition name="slide-fade-up">
                    <img v-bind:src="'https://raw.githubusercontent.com/muhammederdem/credit-card-form/master/src/assets/images/' + getCardType + '.png'" v-if="getCardType" v-bind:key="getCardType" alt="" class="card-item__typeImg">
                  </transition>
                </div>
              </div>
              <label for="cardNumber" class="card-item__number" ref="cardNumber">
                <template v-if="getCardType === 'amex'">
                 <span v-for="(n, $index) in amexCardMask" :key="$index">
                  <transition name="slide-fade-up">
                    <div
                      class="card-item__numberItem"
                      v-if="$index > 4 && $index < 14 && cardNumber.length > $index && n.trim() !== ''"
                    >*</div>
                    <div class="card-item__numberItem"
                      :class="{ '-active' : n.trim() === '' }"
                      :key="$index" v-else-if="cardNumber.length > $index">
                      {{cardNumber[$index]}}
                    </div>
                    <div
                      class="card-item__numberItem"
                      :class="{ '-active' : n.trim() === '' }"
                      v-else
                      :key="$index + 1"
                    >{{n}}</div>
                  </transition>
                </span>
                </template>

                <template v-else>
                  <span v-for="(n, $index) in otherCardMask" :key="$index">
                    <transition name="slide-fade-up">
                      <div
                        class="card-item__numberItem"
                        v-if="$index > 4 && $index < 15 && cardNumber.length > $index && n.trim() !== ''"
                      >*</div>
                      <div class="card-item__numberItem"
                        :class="{ '-active' : n.trim() === '' }"
                        :key="$index" v-else-if="cardNumber.length > $index">
                        {{cardNumber[$index]}}
                      </div>
                      <div
                        class="card-item__numberItem"
                        :class="{ '-active' : n.trim() === '' }"
                        v-else
                        :key="$index + 1"
                      >{{n}}</div>
                    </transition>
                  </span>
                </template>
              </label>
              <div class="card-item__content">
                <label for="cardName" class="card-item__info" ref="cardName">
                  <div class="card-item__holder">Card Holder</div>
                  <transition name="slide-fade-up">
                    <div class="card-item__name" v-if="cardName.length" key="1">
                      <transition-group name="slide-fade-right">
                        <span class="card-item__nameItem" v-for="(n, $index) in cardName.replace(/\s\s+/g, ' ')" v-if="$index === $index" v-bind:key="$index + 1">{{n}}</span>
                      </transition-group>
                    </div>
                    <div class="card-item__name" v-else key="2">Full Name</div>
                  </transition>
                </label>
                <div class="card-item__date" ref="cardDate">
                  <label for="cardMonth" class="card-item__dateTitle">Expires</label>
                  <label for="cardMonth" class="card-item__dateItem">
                    <transition name="slide-fade-up">
                      <span v-if="cardMonth" v-bind:key="cardMonth">{{cardMonth}}</span>
                      <span v-else key="2">MM</span>
                    </transition>
                  </label>
                  /
                  <label for="cardYear" class="card-item__dateItem">
                    <transition name="slide-fade-up">
                      <span v-if="cardYear" v-bind:key="cardYear">{{String(cardYear).slice(2,4)}}</span>
                      <span v-else key="2">YY</span>
                    </transition>
                  </label>
                </div>
              </div>
            </div>
          </div>
          <div class="card-item__side -back">
            <div class="card-item__cover">
              <img
              v-bind:src="'https://raw.githubusercontent.com/muhammederdem/credit-card-form/master/src/assets/images/' + currentCardBackground + '.jpeg'" class="card-item__bg">
            </div>
            <div class="card-item__band"></div>
            <div class="card-item__cvv">
                <div class="card-item__cvvTitle">CVV</div>
                <div class="card-item__cvvBand">
                  <span v-for="(n, $index) in cardCvv" :key="$index">
                    *
                  </span>

              </div>
                <div class="card-item__type">
                    <img v-bind:src="'https://raw.githubusercontent.com/muhammederdem/credit-card-form/master/src/assets/images/' + getCardType + '.png'" v-if="getCardType" class="card-item__typeImg">
                </div>
            </div>
          </div>
        </div>
      </div>
      <div class="card-form__inner">
        <div class="card-input">
          <label for="cardNumber" class="card-input__label">Card Number</label>
          <input type="text" id="cardNumber" class="card-input__input" v-mask="generateCardNumberMask" v-model="cardNumber" v-on:focus="focusInput" v-on:blur="blurInput" data-ref="cardNumber" autocomplete="off">
        </div>
        <div class="card-input">
          <label for="cardName" class="card-input__label">Card Holders</label>
          <input type="text" id="cardName" class="card-input__input" v-model="cardName" v-on:focus="focusInput" v-on:blur="blurInput" data-ref="cardName" autocomplete="off">
        </div>
        <div class="card-form__row">
          <div class="card-form__col">
            <div class="card-form__group">
              <label for="cardMonth" class="card-input__label">Expiration Date</label>
              <select class="card-input__input -select" id="cardMonth" v-model="cardMonth" v-on:focus="focusInput" v-on:blur="blurInput" data-ref="cardDate">
                <option value="" disabled selected>Month</option>
                <option v-bind:value="n < 10 ? '0' + n : n" v-for="n in 12" v-bind:disabled="n < minCardMonth" v-bind:key="n">
                    {{n < 10 ? '0' + n : n}}
                </option>
              </select>
              <select class="card-input__input -select" id="cardYear" v-model="cardYear" v-on:focus="focusInput" v-on:blur="blurInput" data-ref="cardDate">
                <option value="" disabled selected>Year</option>
                <option v-bind:value="$index + minCardYear" v-for="(n, $index) in 12" v-bind:key="n">
                    {{$index + minCardYear}}
                </option>
              </select>
            </div>
          </div>
          <div class="card-form__col -cvv">
            <div class="card-input">
              <label for="cardCvv" class="card-input__label">CVV</label>
              <input type="text" class="card-input__input" id="cardCvv" v-mask="'####'" maxlength="4" v-model="cardCvv" v-on:focus="flipCard(true)" v-on:blur="flipCard(false)" autocomplete="off">
            </div>
          </div>
        </div>

        <button class="card-form__button">
          Submit
        </button>
      </div>
    </div>

2. CSS Code

@import url("https://fonts.googleapis.com/css?family=Source+Code+Pro:400,500,600,700|Source+Sans+Pro:400,600,700&display=swap");


body {
  background: #BABFD1;
  font-family: "Source Sans Pro", sans-serif;
  font-size: 16px;
}
* {
  box-sizing: border-box;
  &:focus {
    outline: none;
  }
}
.wrapper {
  min-height: 100vh;
  display: flex;
  padding: 50px 15px;
  @media screen and (max-width: 700px), (max-height: 500px) {
    flex-wrap: wrap;
    flex-direction: column;
  }
}

.card-form {
  max-width: 570px;
  margin: auto;
  width: 100%;

  @media screen and (max-width: 576px) {
    margin: 0 auto;
  }

  &__inner {
    background: #fff;
    // box-shadow: 3px 13px 30px 0px rgba(21, 34, 67, 0.2);
    box-shadow: 0 30px 60px 0 rgba(90, 116, 148, 0.4);
    border-radius: 10px;
    padding: 35px;
    padding-top: 180px;

    @media screen and (max-width: 480px) {
      padding: 25px;
      padding-top: 165px;
    }
    @media screen and (max-width: 360px) {
      padding: 15px;
      padding-top: 165px;
    }
  }

  &__row {
    display: flex;
    align-items: flex-start;
    @media screen and (max-width: 480px) {
      flex-wrap: wrap;
    }
  }

  &__col {
    flex: auto;
    margin-right: 35px;

    &:last-child {
      margin-right: 0;
    }

    @media screen and (max-width: 480px) {
      margin-right: 0;
      flex: unset;
      width: 100%;
      margin-bottom: 20px;

      &:last-child {
        margin-bottom: 0;
      }
    }

    &.-cvv {
      max-width: 150px;
      @media screen and (max-width: 480px) {
        max-width: initial;
      }
    }
  }

  &__group {
    display: flex;
    align-items: flex-start;
    flex-wrap: wrap;

    .card-input__input {
      flex: 1;
      margin-right: 15px;

      &:last-child {
        margin-right: 0;
      }
    }
  }

  &__button {
    width: 100%;
    height: 55px;
    background: #0075A2;
    border: none;
    border-radius: 5px;
    font-size: 22px;
    font-weight: 500;
    font-family: "Source Sans Pro", sans-serif;
    box-shadow: 3px 10px 20px 0px rgba(35, 100, 210, 0.3);
    color: #fff;
    margin-top: 20px;
    cursor: pointer;

    @media screen and (max-width: 480px) {
      margin-top: 10px;
    }
  }
}

.card-item {
  max-width: 430px;
  height: 270px;
  margin-left: auto;
  margin-right: auto;
  position: relative;
  z-index: 2;
  width: 100%;

  @media screen and (max-width: 480px) {
    max-width: 310px;
    height: 220px;
    width: 90%;
  }

  @media screen and (max-width: 360px) {
    height: 180px;
  }

  &.-active {
    .card-item__side {
      &.-front {
        transform: perspective(1000px) rotateY(180deg) rotateX(0deg)
          rotateZ(0deg);
      }
      &.-back {
        transform: perspective(1000px) rotateY(0) rotateX(0deg) rotateZ(0deg);
        // box-shadow: 0 20px 50px 0 rgba(81, 88, 206, 0.65);
      }
    }
  }

  &__focus {
    position: absolute;
    z-index: 3;
    border-radius: 5px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    transition: all 0.35s cubic-bezier(0.71, 0.03, 0.56, 0.85);
    opacity: 0;
    pointer-events: none;
    overflow: hidden;
    border: 2px solid rgba(255, 255, 255, 0.65);

    &:after {
      content: "";
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      background: rgb(8, 20, 47);
      height: 100%;
      border-radius: 5px;
      filter: blur(25px);
      opacity: 0.5;
    }

    &.-active {
      opacity: 1;
    }
  }

  &__side {
    border-radius: 15px;
    overflow: hidden;
    // box-shadow: 3px 13px 30px 0px rgba(11, 19, 41, 0.5);
    box-shadow: 0 20px 60px 0 rgba(14, 42, 90, 0.55);
    transform: perspective(2000px) rotateY(0deg) rotateX(0deg) rotate(0deg);
    transform-style: preserve-3d;
    transition: all 0.8s cubic-bezier(0.71, 0.03, 0.56, 0.85);
    backface-visibility: hidden;
    height: 100%;

    &.-back {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      transform: perspective(2000px) rotateY(-180deg) rotateX(0deg) rotate(0deg);
      z-index: 2;
      padding: 0;
      // background-color: #2364d2;
      // background-image: linear-gradient(
      //   43deg,
      //   #4158d0 0%,
      //   #8555c7 46%,
      //   #2364d2 100%
      // );
      height: 100%;

      .card-item__cover {
        transform: rotateY(-180deg)
      }
    }
  }
  &__bg {
    max-width: 100%;
    display: block;
    max-height: 100%;
    height: 100%;
    width: 100%;
    object-fit: cover;
  }
  &__cover {
    height: 100%;
    background-color: #1c1d27;
    position: absolute;
    height: 100%;
    background-color: #1c1d27;
    left: 0;
    top: 0;
    width: 100%;
    border-radius: 15px;
    overflow: hidden;
    &:after {
      content: "";
      position: absolute;
      left: 0;
      top: 0;
      width: 100%;
      height: 100%;
      background: rgba(6, 2, 29, 0.45);
    }
  }

  &__top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 40px;
    padding: 0 10px;

    @media screen and (max-width: 480px) {
      margin-bottom: 25px;
    }
    @media screen and (max-width: 360px) {
      margin-bottom: 15px;
    }
  }

  &__chip {
    width: 60px;
    @media screen and (max-width: 480px) {
      width: 50px;
    }
    @media screen and (max-width: 360px) {
      width: 40px;
    }
  }

  &__type {
    height: 45px;
    position: relative;
    display: flex;
    justify-content: flex-end;
    max-width: 100px;
    margin-left: auto;
    width: 100%;

    @media screen and (max-width: 480px) {
      height: 40px;
      max-width: 90px;
    }
    @media screen and (max-width: 360px) {
      height: 30px;
    }
  }

  &__typeImg {
    max-width: 100%;
    object-fit: contain;
    max-height: 100%;
    object-position: top right;
  }

  &__info {
    color: #fff;
    width: 100%;
    max-width: calc(100% - 85px);
    padding: 10px 15px;
    font-weight: 500;
    display: block;

    cursor: pointer;

    @media screen and (max-width: 480px) {
      padding: 10px;
    }
  }

  &__holder {
    opacity: 0.7;
    font-size: 13px;
    margin-bottom: 6px;
    @media screen and (max-width: 480px) {
      font-size: 12px;
      margin-bottom: 5px;
    }
  }

  &__wrapper {
    font-family: "Source Code Pro", monospace;
    padding: 25px 15px;
    position: relative;
    z-index: 4;
    height: 100%;
    text-shadow: 7px 6px 10px rgba(14, 42, 90, 0.8);
    user-select: none;
    @media screen and (max-width: 480px) {
      padding: 20px 10px;
    }
  }

  &__name {
    font-size: 18px;
    line-height: 1;
    white-space: nowrap;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    text-transform: uppercase;
    @media screen and (max-width: 480px) {
      font-size: 16px;
    }
  }
  &__nameItem {
    display: inline-block;
    min-width: 8px;
    position: relative;
  }

  &__number {
    font-weight: 500;
    line-height: 1;
    color: #fff;
    font-size: 27px;
    margin-bottom: 35px;
    display: inline-block;
    padding: 10px 15px;
    cursor: pointer;

    @media screen and (max-width: 480px) {
      font-size: 21px;
      margin-bottom: 15px;
      padding: 10px 10px;
    }

    @media screen and (max-width: 360px) {
      font-size: 19px;
      margin-bottom: 10px;
      padding: 10px 10px;
    }
  }

  &__numberItem {
    width: 16px;
    display: inline-block;
    &.-active {
      width: 30px;
    }

    @media screen and (max-width: 480px) {
      width: 13px;

      &.-active {
        width: 16px;
      }
    }

    @media screen and (max-width: 360px) {
      width: 12px;

      &.-active {
        width: 8px;
      }
    }
  }

  &__content {
    color: #fff;
    display: flex;
    align-items: flex-start;
  }

  &__date {
    flex-wrap: wrap;
    font-size: 18px;
    margin-left: auto;
    padding: 10px;
    display: inline-flex;
    width: 80px;
    white-space: nowrap;
    flex-shrink: 0;
    cursor: pointer;

    @media screen and (max-width: 480px) {
      font-size: 16px;
    }
  }

  &__dateItem {
    position: relative;
    span {
      width: 22px;
      display: inline-block;
    }
  }

  &__dateTitle {
    opacity: 0.7;
    font-size: 13px;
    padding-bottom: 6px;
    width: 100%;

    @media screen and (max-width: 480px) {
      font-size: 12px;
      padding-bottom: 5px;
    }
  }
  &__band {
    background: rgba(0, 0, 19, 0.8);
    width: 100%;
    height: 50px;
    margin-top: 30px;
    position: relative;
    z-index: 2;
    @media screen and (max-width: 480px) {
      margin-top: 20px;
    }
    @media screen and (max-width: 360px) {
      height: 40px;
      margin-top: 10px;
    }
  }

  &__cvv {
    text-align: right;
    position: relative;
    z-index: 2;
    padding: 15px;
    .card-item__type {
      opacity: 0.7;
    }

    @media screen and (max-width: 360px) {
      padding: 10px 15px;
    }
  }
  &__cvvTitle {
    padding-right: 10px;
    font-size: 15px;
    font-weight: 500;
    color: #fff;
    margin-bottom: 5px;
  }
  &__cvvBand {
    height: 45px;
    background: #fff;
    margin-bottom: 30px;
    text-align: right;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: 10px;
    color: #1a3b5d;
    font-size: 18px;
    border-radius: 4px;
    box-shadow: 0px 10px 20px -7px rgba(32, 56, 117, 0.35);

    @media screen and (max-width: 480px) {
      height: 40px;
      margin-bottom: 20px;
    }

    @media screen and (max-width: 360px) {
      margin-bottom: 15px;
    }
  }
}

.card-list {
  margin-bottom: -130px;

  @media screen and (max-width: 480px) {
    margin-bottom: -120px;
  }
}

.card-input {
  margin-bottom: 20px;
  &__label {
    font-size: 14px;
    margin-bottom: 5px;
    font-weight: 500;
    color: #1a3b5d;
    width: 100%;
    display: block;
    user-select: none;
  }
  &__input {
    width: 100%;
    height: 50px;
    border-radius: 5px;
    box-shadow: none;
    border: 1px solid #ced6e0;
    transition: all 0.3s ease-in-out;
    font-size: 18px;
    padding: 5px 15px;
    background: none;
    color: #1a3b5d;
    font-family: "Source Sans Pro", sans-serif;

    &:hover,
    &:focus {
      border-color: #3d9cff;
    }

    &:focus {
      box-shadow: 0px 10px 20px -13px rgba(32, 56, 117, 0.35);
    }
    &.-select {
      -webkit-appearance: none;
      background-image: url('data:image/png;base64,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');
      background-size: 12px;
      background-position: 90% center;
      background-repeat: no-repeat;
      padding-right: 30px;
    }
  }
}

.slide-fade-up-enter-active {
  transition: all 0.25s ease-in-out;
  transition-delay: 0.1s;
  position: relative;
}
.slide-fade-up-leave-active {
  transition: all 0.25s ease-in-out;
  position: absolute;
}
.slide-fade-up-enter {
  opacity: 0;
  transform: translateY(15px);
  pointer-events: none;
}
.slide-fade-up-leave-to {
  opacity: 0;
  transform: translateY(-15px);
  pointer-events: none;
}

.slide-fade-right-enter-active {
  transition: all 0.25s ease-in-out;
  transition-delay: 0.1s;
  position: relative;
}
.slide-fade-right-leave-active {
  transition: all 0.25s ease-in-out;
  position: absolute;
}
.slide-fade-right-enter {
  opacity: 0;
  transform: translateX(10px) rotate(45deg);
  pointer-events: none;
}
.slide-fade-right-leave-to {
  opacity: 0;
  transform: translateX(-10px) rotate(45deg);
  pointer-events: none;
}

3. Javascript Code

new Vue({
  el: "#app",
  data() {
    return {
      currentCardBackground: Math.floor(Math.random()* 25 + 1), // just for fun :D
      cardName: "",
      cardNumber: "",
      cardMonth: "",
      cardYear: "",
      cardCvv: "",
      minCardYear: new Date().getFullYear(),
      amexCardMask: "#### ###### #####",
      otherCardMask: "#### #### #### ####",
      cardNumberTemp: "",
      isCardFlipped: false,
      focusElementStyle: null,
      isInputFocused: false
    };
  },
  mounted() {
    this.cardNumberTemp = this.otherCardMask;
    document.getElementById("cardNumber").focus();
  },
  computed: {
    getCardType () {
      let number = this.cardNumber;
      let re = new RegExp("^4");
      if (number.match(re) != null) return "visa";

      re = new RegExp("^(34|37)");
      if (number.match(re) != null) return "amex";

      re = new RegExp("^5[1-5]");
      if (number.match(re) != null) return "mastercard";

      re = new RegExp("^6011");
      if (number.match(re) != null) return "discover";
      
      re = new RegExp('^9792')
      if (number.match(re) != null) return 'troy'

      return "visa"; // default type
    },
		generateCardNumberMask () {
			return this.getCardType === "amex" ? this.amexCardMask : this.otherCardMask;
    },
    minCardMonth () {
      if (this.cardYear === this.minCardYear) return new Date().getMonth() + 1;
      return 1;
    }
  },
  watch: {
    cardYear () {
      if (this.cardMonth < this.minCardMonth) {
        this.cardMonth = "";
      }
    }
  },
  methods: {
    flipCard (status) {
      this.isCardFlipped = status;
    },
    focusInput (e) {
      this.isInputFocused = true;
      let targetRef = e.target.dataset.ref;
      let target = this.$refs[targetRef];
      this.focusElementStyle = {
        width: `${target.offsetWidth}px`,
        height: `${target.offsetHeight}px`,
        transform: `translateX(${target.offsetLeft}px) translateY(${target.offsetTop}px)`
      }
    },
    blurInput() {
      let vm = this;
      setTimeout(() => {
        if (!vm.isInputFocused) {
          vm.focusElementStyle = null;
        }
      }, 300);
      vm.isInputFocused = false;
    }
  }
});

I hope you did find this tutorial useful!

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