Update README.md

Author: beingmerry

README.md

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 # tic-tac-toe
+
 Blog Post on Tic-tac-toe in JavaScript, HTML, and CSS
+### 📕3 in a line of X's or O's on a row, column, or diagonal wins the game. 
+### 📕Taking turns is the hardest part! No playing outside the 3x3 grid!
+
+# 🎯 programming requirements
+The programming requirements are translated into mroe literal interpretations of the game of Tic Tac Toe.
+
+### 1. 2 players take turns 🎯
+🚩 Going back and forth (turns) can be checked by showing whose turn it is and that it changees on click.
+
+### 2. Each of the players marks an X or O in an empty square on a grid of 9 Squares, making a 3x3 arrangement.🎯
+🚩 Need to simulate a click action on the different cells, outside of cells, etc.
+
+### 3. 🎯 The square must be empty to place a mark.
+### 4. 🎯 It must be your turn to place a mark.
+### 5. 🎯 If at any point, 3 X's or O's are arranged in a line on the rows, columns, or diagonals, that X or O player has won.