@import url('https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,300..800;1,300..800&display=swap');

body {
    font-family: 'Open Sans', sans-serif;
    background: #a1c4fd; /* Old browsers */
    background: -moz-radial-gradient(
      center,
      ellipse cover,
      #a1c4fd 1%,
      #c2e9fb 100%
    ); /* FF3.6+ */
    background: -webkit-gradient(
      radial,
      center center,
      0px,
      center center,
      100%,
      color-stop(1%, #a1c4fd),
      color-stop(100%, #c2e9fb)
    ); /* Chrome,Safari4+ */
    background: -webkit-radial-gradient(
      center,
      ellipse cover,
      #a1c4fd 1%,
      #c2e9fb 100%
    ); /* Chrome10+,Safari5.1+ */
    background: -o-radial-gradient(
      center,
      ellipse cover,
      #a1c4fd 1%,
      #c2e9fb 100%
    ); /* Opera 12+ */
    background: -ms-radial-gradient(
      center,
      ellipse cover,
      #a1c4fd 1%,
      #c2e9fb 100%
    ); /* IE10+ */
    background: radial-gradient(
      ellipse at center,
      #a1c4fd 1%,
      #c2e9fb 100%
    ); /* W3C */
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.card {
    border-radius: 10px;
}

.card-body {
    padding: 2rem;
}

.card-title {
    font-weight: 700;
}

.input-group-text {
    background-color: #e9ecef;
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}