.btn {
    background: #00a9e2;
    color: #ffffff;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.2s;
    width: fit-content;
    
    display: block;
    margin-left: auto;
    margin-right: auto;
}
.btn:hover, .btn:focus {
    background: #007acc;
    color: #fff;
    text-decoration: none;
}