Answers for "dynamic resizing css"

resize in css

/* Keyword values */
resize: none;
resize: both;
resize: horizontal;
resize: vertical;
resize: block;
resize: inline;

/* Global values */
resize: inherit;
resize: initial;
resize: unset;

making an image resize evenly with window

img {
    max-width: 100%;
    height: auto;
    width: auto9; /* ie8 */
}