.card {
    box-shadow: 0 0 1px rgba(0,0,0,.125), 0 1px 3px rgba(0,0,0,.2);
    margin-bottom: 1rem;
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    word-wrap: break-word;
    background-color: #fff;
    background-clip: border-box;
    border: 0 solid rgba(0,0,0,.125);
    border-radius: 0.25rem;
}

.card-body {
    -ms-flex: 1 1 auto;
    flex: 1 1 auto;
    min-height: 1px;
    padding: 1.25rem;
}