.btn {
    display: inline-block;
    font-weight: 400;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    border: 1px solid transparent;
    padding: .375rem .75rem;
    font-size: 1rem;
    line-height: 1.5;
    transition: color .15s ease-in-out, background-color .15s ease-in-out, border-color .15s ease-in-out, box-shadow .15s ease-in-out
}

@media screen and (prefers-reduced-motion: reduce) {
    .btn {
        transition: none
    }
}

.btn:focus,
.btn:hover {
    text-decoration: none
}

.btn.focus,
.btn:focus {
    outline: 0;
    box-shadow: 0 0 0 .2rem rgba(0, 123, 255, .25)
}