.reveal section img {
    background-color: rgba(0, 0, 0, 0);
    border: none;
    box-shadow: none;
    max-height: 100vh;
}

.reveal pre {
    box-shadow: none;
    text-align: center;
}

.reveal pre code {
    background-color: #171e27;
    display: inline-block;
    padding: 0.7rem 1.5rem;
    border-radius: 0.5rem;
    color: #ffffff;
}

.reveal pre code.multiline {
    text-align: left;
}