Answers for "how to change the size of pic using css"

reduce image size css

.container {
    width: 200px;
    height: 120px;
}

/* Resize images */
.container img {
    width: 100%;
    height: auto;
}

css image size adjust

squareImage {
  border: 1px solid #ddd;	/* thickness and color of border */
  border-radius: 4px;		/* edge rounding of border */
  width: 150px;				/* width of image (px or % or auto) */
  height: auto;				/* height of image (px or % or auto) */
}