.dismissible-message {
    position: relative;
    flex-shrink: 0;
    padding-right: 48px !important;
}

.dismissible-message[hidden] { display: none !important; }

.dismissible-message > .message-close {
    position: absolute;
    top: 8px;
    right: 8px;
    display: grid;
    place-items: center;
    width: 28px;
    height: 28px;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: inherit;
    cursor: pointer;
}

.dismissible-message > .message-close:hover { background: #0000000d; }
.dismissible-message > .message-close:focus-visible { outline: 2px solid currentColor; outline-offset: -2px; }
.message-close svg { width: 18px; height: 18px; pointer-events: none; }