html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
}




.button-card {
    cursor: pointer;
    transition: 0.2s;
}

    .button-card:hover {
        background-color: #e7f1ff;
        transform: translateY(-2px);
        box-shadow: 0 8px 15px rgba(0, 0, 0, .2);
    }
    .button-card:active {
        /*ボタンを押したとき*/
        box-shadow: inset 0 1px 0 rgba(255,255,255,0.5), 0 2px 2px rgba(0, 0, 0, 0.19);
        border-bottom: solid 2px #d8d8d8;
    }