table.fc-header td {
	border: 0px solid white;
}

.entry-content table, .comment-content table {
	border-top: 0px !important
}

/* remove unwanted border style by some theme */
table.fc-header, th, td{ border: 0px solid rgba(0, 0, 0, 0.1); }
table.fc-border-separate, th, td{ border: 0px solid rgba(0, 0, 0, 0.1); }