body {
  font-family: "Poppins", sans-serif;
  text-align: center;
  background: linear-gradient(135deg, #e8f0ff, #f9fcff);
}

h1 {
  color: #003366;
  text-shadow: 2px 2px 5px #ccc;
}

table {
  margin: 30px auto;
  border-collapse: collapse;
  box-shadow: 0 0 15px rgba(0,0,0,0.2);
  font-size: 14px;
}

th, td {
  border: 1px solid #999;
  padding: 8px;
  width: 50px;
  height: 50px;
  text-align: center;
  font-weight: bold;
  border-radius: 6px;
}

.s-block { background-color: #ffb6b6; }     /* Redish pink */
.d-block { background-color: #add8ff; }     /* Light blue */
.p-block { background-color: #fff6a6; }     /* Light yellow */
.f-block { background-color: #c4f0c2; }     /* Light green */
.noble   { background-color: #ffc7ff; }     /* Light pink/purple */

.space-row { height: 15px; background: transparent; border: none; }

tfoot td {
  background-color: #003366;
  color: white;
  font-size: 13px;
  letter-spacing: 1px;
  border-radius: 0 0 8px 8px;
  padding: 6px;
}