Facebook collapse group posts

/* collapse group posts */
[role="feed"] .x1ja2u2z{
    height: 100px;
}


[role="menuitem"]:nth-child(7) {
    background: darkorange;
}

[role="menu"] [role="menuitem"]:nth-child(8) {
    background-color: red;
}

[role="dialog"] [aria-label="Confirm"],
[role="dialog"] [aria-label="Xác nhận"] {
    border: 4px dashed red;
}