text: .iframe {                /* vh can be **very** large in vscode html. */                height: min(75vh, 66vw);                width: 100%;            }        </style>        <style>            .actions {              display: block;            }            .action {              min-height: 18px;              margin: 5px;              transition: all 500ms ease-in-out;            }            .action:hover {              cursor: pointer;            }            #hide:hover::after {                content: " X";            }            #out:hover::after {                content: "";            }