styles.css

* {
  margin: 0;
  padding: 0;
  border: none;
  box-sizing: border-box;
}

body {
  width: 100vw;
  height: 100vh;
  background-color: #282f59;
  text-align: center;
  margin-top: 3rem;
  font-family: popins, sans-serif;
  font-weight: 300;
  line-height: 1.5;
}

button {
  padding: 1rem 3rem;
  font-size: 1rem;
  transition: all 300ms ease;
}

button:hover {
  opacity: 0.9;
  cursor: pointer;
}

/* Modal Start */

.modal {
  width: 100%;
  height: 100%;
  position: fixed;
  display: grid;
  place-items: center;
  background: rgba(0, 0, 0, 0.5);
  top: 0;
  left: 0;

  display: none;
  animation: openModal 500ms linear forwards;
}

.modal .card {
  background: rgb(155, 153, 153);
  width: 50rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 2rem;
  position: relative;
}

.modal .card #close {
  position: absolute;
  top: 2rem;
  right: 2rem;
  font-size: 1.3rem;
  cursor: pointer;
}

.modal .card #close:hover {
  font-weight: bold;
  transform: scale(1.4);
  transition: transform .3s ease;
}

.modal .card .brand {
  width: 30rem;
}

.modal .card .brand img {
  display: block;
  width: 100%;
  /* height: 200px; */
}

.modal .card h2 {
  margin-bottom: 2rem;
}

.modal .card form {
  margin-top: 2rem;
  width: 100%;
  display: flex;
  justify-content: space-between;
}

.modal .card input[type="email"] {
  background: rgb(189, 188, 188);
  width: 100%;
  padding: 1rem;
  outline: none;
}

.modal .card input[type="submit"] {
  background: #f24438;
  color: white;
  padding: 0 1.6rem;
}

/* open modal animation */
@keyframes openModal {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.close-modal-animation {
  animation: closeModal 500ms linear forwards;
}

/* close modal Animation */
@keyframes closeModal {
  from {
    opacity: 1;
  }
  to {
    opacity: 0;
  }
}

@media screen and (max-width: 800px) {
  .modal .card {
    flex-direction: column;
    width: 80vw;
    text-align: center;
  }

  .modal .card .brand {
    width: 15rem;
    height: 15rem;
    border-radius: 50%;
    overflow: hidden;
    margin-top: 4rem;
  }

  .modal .card form {
    display: block;
  }

  .modal .card form input[type="email"],
  .modal .card form input[type="email"]::placeholder {
    text-align: center;
  }

  .modal .card form input[type="submit"] {
    display: block;
    width: 100%;
    padding: 1rem 0;
    margin-top: 0.6rem;
   background: rgb(155, 153, 153);
  }
}

/* Modal End */