/* Styling for the header as requested */
header {
  text-align: center;
  margin-top: 20px;
}

/* General page styling for a cleaner look */
body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  background-color: #f4f4f9;
}

/* Centering the main content and styling the image */
main {
  text-align: center;
}

/* Container must be relative so the ghost layer can be absolute within it */
.img-wrapper {
  position: relative;
  display: inline-block; /* Fits the size of the image */
  width: 350px;
  height: 350px;
  margin-bottom: 20px;
  border-radius: 50%; /* Matches the circular cut of the image */
  overflow: hidden; /* Ensures nothing sticks out of the circle */
  box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

/* The actual image */
img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* The invisible 'shield' */
.ghost-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10; /* Ensures it is on top of the image */
  background-color: rgba(0,0,0,0); /* Completely transparent */
}