.wp-block-calendar{
text-align:center;
}
.wp-block-calendar td,.wp-block-calendar th{
border:1px solid;
padding:.25em;
}
.wp-block-calendar th{
font-weight:400;
}
.wp-block-calendar caption{
background-color:inherit;
}
.wp-block-calendar table{
border-collapse:collapse;
width:100%;
}
.wp-block-calendar table:where(:not(.has-text-color)){
color:#40464d;
}
.wp-block-calendar table:where(:not(.has-text-color)) td,.wp-block-calendar table:where(:not(.has-text-color)) th{
border-color:#ddd;
}
.wp-block-calendar table.has-background th{
background-color:inherit;
}
.wp-block-calendar table.has-text-color th{
color:inherit;
}
:where(.wp-block-calendar table:not(.has-background) th){
background:#ddd;
}
All system for education purposes only. For more tools: Telegram @jackleet