/* Hide the Sign In button/link */
.portalHeaderRightMenu > li:last-child,
.portalHeaderRightMenu > li:nth-last-child(1),
.hcHeaderRight > a:contains('Sign'),
.header-signin,
.signin,
.login-link,
a[onclick*='signin'],
a[onclick*='login'] {
    display: none !important;
}