If you want to move Date/Author above Blog Title
You can use this CSS code
/* date - author */
div[class*="card-content"]>div:nth-child(3) {
order: 1;
}
/* Title */
div[class*="card-content"]>div:nth-child(1) {
order: 2;
}
/* Excerpt */
div[class*="card-content"]>div:nth-child(2) {
order: 3;
}
Result