运行效果：

html

<div class="tic-tac-toe"> <input class="player-1 left first-column top first-row first-diagonal turn-1" id="block1-1-1" type="radio"/> <label class="turn-1" for="block1-1-1"></label> <input class="player-1 middle second-column top first-row turn-1" id="block1-1-2" type="radio"/> <label class="turn-1" for="block1-1-2"></label> <input class="player-1 right third-column top first-row second-diagonal turn-1" id="block1-1-3" type="radio"/> <label class="turn-1" for="block1-1-3"></label> <input class="player-1 left first-column center second-row turn-1" id="block1-2-1" type="radio"/> <label class="turn-1" for="block1-2-1"></label> <input class="player-1 middle second-column center second-row first-diagonal second-diagonal turn-1" id="block1-2-2" type="radio"/> <label class="turn-1" for="block1-2-2"></label> <input class="player-1 right third-column center second-row turn-1" id="block1-2-3" type="radio"/> <label class="turn-1" for="block1-2-3"></label> <input class="player-1 left first-column bottom third-row second-diagonal turn-1" id="block1-3-1" type="radio"/> <label class="turn-1" for="block1-3-1"></label> <input class="player-1 middle second-column bottom third-row turn-1" id="block1-3-2" type="radio"/> <label class="turn-1" for="block1-3-2"></label> <input class="player-1 right third-column bottom third-row first-diagonal turn-1" id="block1-3-3" type="radio"/> <label class="turn-1" for="block1-3-3"></label> <input class="player-2 left first-column top first-row first-diagonal turn-2" id="block2-1-1" type="radio"/> <label class="turn-2" for="block2-1-1"></label> <input class="player-2 middle second-column top first-row turn-2" id="block2-1-2" type="radio"/> <label class="turn-2" for="block2-1-2"></label> <input class="player-2 right third-column top first-row second-diagonal turn-2" id="block2-1-3" type="radio"/> <label class="turn-2" for="block2-1-3"></label> <input class="player-2 left first-column center second-row turn-2" id="block2-2-1" type="radio"/> <label class="turn-2" for="block2-2-1"></label> <input class="player-2 middle second-column center second-row first-diagonal second-diagonal turn-2" id="block2-2-2" type="radio"/> <label class="turn-2" for="block2-2-2"></label> <input class="player-2 right third-column center second-row turn-2" id="block2-2-3" type="radio"/> <label class="turn-2" for="block2-2-3"></label> <input class="player-2 left first-column bottom third-row second-diagonal turn-2" id="block2-3-1" type="radio"/> <label class="turn-2" for="block2-3-1"></label> <input class="player-2 middle second-column bottom third-row turn-2" id="block2-3-2" type="radio"/> <label class="turn-2" for="block2-3-2"></label> <input class="player-2 right third-column bottom third-row first-diagonal turn-2" id="block2-3-3" type="radio"/> <label class="turn-2" for="block2-3-3"></label> <input class="player-1 left first-column top first-row first-diagonal turn-3" id="block3-1-1" type="radio"/> <label class="turn-3" for="block3-1-1"></label> <input class="player-1 middle second-column top first-row turn-3" id="block3-1-2" type="radio"/> <label class="turn-3" for="block3-1-2"></label> <input class="player-1 right third-column top first-row second-diagonal turn-3" id="block3-1-3" type="radio"/> <label class="turn-3" for="block3-1-3"></label> <input class="player-1 left first-column center second-row turn-3" id="block3-2-1" type="radio"/> <label class="turn-3" for="block3-2-1"></label> <input class="player-1 middle second-column center second-row first-diagonal second-diagonal turn-3" id="block3-2-2" type="radio"/> <label class="turn-3" for="block3-2-2"></label> <input class="player-1 right third-column center second-row turn-3" id="block3-2-3" type="radio"/> <label class="turn-3" for="block3-2-3"></label> <input class="player-1 left first-column bottom third-row second-diagonal turn-3" id="block3-3-1" type="radio"/> <label class="turn-3" for="block3-3-1"></label> <input class="player-1 middle second-column bottom third-row turn-3" id="block3-3-2" type="radio"/> <label class="turn-3" for="block3-3-2"></label> <input class="player-1 right third-column bottom third-row first-diagonal turn-3" id="block3-3-3" type="radio"/> <label class="turn-3" for="block3-3-3"></label> <input class="player-2 left first-column top first-row first-diagonal turn-4" id="block4-1-1" type="radio"/> <label class="turn-4" for="block4-1-1"></label> <input class="player-2 middle second-column top first-row turn-4" id="block4-1-2" type="radio"/> <label class="turn-4" for="block4-1-2"></label> <input class="player-2 right third-column top first-row second-diagonal turn-4" id="block4-1-3" type="radio"/> <label class="turn-4" for="block4-1-3"></label> <input class="player-2 left first-column center second-row turn-4" id="block4-2-1" type="radio"/> <label class="turn-4" for="block4-2-1"></label> <input class="player-2 middle second-column center second-row first-diagonal second-diagonal turn-4" id="block4-2-2" type="radio"/> <label class="turn-4" for="block4-2-2"></label> <input class="player-2 right third-column center second-row turn-4" id="block4-2-3" type="radio"/> <label class="turn-4" for="block4-2-3"></label> <input class="player-2 left first-column bottom third-row second-diagonal turn-4" id="block4-3-1" type="radio"/> <label class="turn-4" for="block4-3-1"></label> <input class="player-2 middle second-column bottom third-row turn-4" id="block4-3-2" type="radio"/> <label class="turn-4" for="block4-3-2"></label> <input class="player-2 right third-column bottom third-row first-diagonal turn-4" id="block4-3-3" type="radio"/> <label class="turn-4" for="block4-3-3"></label> <input class="player-1 left first-column top first-row first-diagonal turn-5" id="block5-1-1" type="radio"/> <label class="turn-5" for="block5-1-1"></label> <input class="player-1 middle second-column top first-row turn-5" id="block5-1-2" type="radio"/> <label class="turn-5" for="block5-1-2"></label> <input class="player-1 right third-column top first-row second-diagonal turn-5" id="block5-1-3" type="radio"/> <label class="turn-5" for="block5-1-3"></label> <input class="player-1 left first-column center second-row turn-5" id="block5-2-1" type="radio"/> <label class="turn-5" for="block5-2-1"></label> <input class="player-1 middle second-column center second-row first-diagonal second-diagonal turn-5" id="block5-2-2" type="radio"/> <label class="turn-5" for="block5-2-2"></label> <input class="player-1 right third-column center second-row turn-5" id="block5-2-3" type="radio"/> <label class="turn-5" for="block5-2-3"></label> <input class="player-1 left first-column bottom third-row second-diagonal turn-5" id="block5-3-1" type="radio"/> <label class="turn-5" for="block5-3-1"></label> <input class="player-1 middle second-column bottom third-row turn-5" id="block5-3-2" type="radio"/> <label class="turn-5" for="block5-3-2"></label> <input class="player-1 right third-column bottom third-row first-diagonal turn-5" id="block5-3-3" type="radio"/> <label class="turn-5" for="block5-3-3"></label> <input class="player-2 left first-column top first-row first-diagonal turn-6" id="block6-1-1" type="radio"/> <label class="turn-6" for="block6-1-1"></label> <input class="player-2 middle second-column top first-row turn-6" id="block6-1-2" type="radio"/> <label class="turn-6" for="block6-1-2"></label> <input class="player-2 right third-column top first-row second-diagonal turn-6" id="block6-1-3" type="radio"/> <label class="turn-6" for="block6-1-3"></label> <input class="player-2 left first-column center second-row turn-6" id="block6-2-1" type="radio"/> <label class="turn-6" for="block6-2-1"></label> <input class="player-2 middle second-column center second-row first-diagonal second-diagonal turn-6" id="block6-2-2" type="radio"/> <label class="turn-6" for="block6-2-2"></label> <input class="player-2 right third-column center second-row turn-6" id="block6-2-3" type="radio"/> <label class="turn-6" for="block6-2-3"></label> <input class="player-2 left first-column bottom third-row second-diagonal turn-6" id="block6-3-1" type="radio"/> <label class="turn-6" for="block6-3-1"></label> <input class="player-2 middle second-column bottom third-row turn-6" id="block6-3-2" type="radio"/> <label class="turn-6" for="block6-3-2"></label> <input class="player-2 right third-column bottom third-row first-diagonal turn-6" id="block6-3-3" type="radio"/> <label class="turn-6" for="block6-3-3"></label> <input class="player-1 left first-column top first-row first-diagonal turn-7" id="block7-1-1" type="radio"/> <label class="turn-7" for="block7-1-1"></label> <input class="player-1 middle second-column top first-row turn-7" id="block7-1-2" type="radio"/> <label class="turn-7" for="block7-1-2"></label> <input class="player-1 right third-column top first-row second-diagonal turn-7" id="block7-1-3" type="radio"/> <label class="turn-7" for="block7-1-3"></label> <input class="player-1 left first-column center second-row turn-7" id="block7-2-1" type="radio"/> <label class="turn-7" for="block7-2-1"></label> <input class="player-1 middle second-column center second-row first-diagonal second-diagonal turn-7" id="block7-2-2" type="radio"/> <label class="turn-7" for="block7-2-2"></label> <input class="player-1 right third-column center second-row turn-7" id="block7-2-3" type="radio"/> <label class="turn-7" for="block7-2-3"></label> <input class="player-1 left first-column bottom third-row second-diagonal turn-7" id="block7-3-1" type="radio"/> <label class="turn-7" for="block7-3-1"></label> <input class="player-1 middle second-column bottom third-row turn-7" id="block7-3-2" type="radio"/> <label class="turn-7" for="block7-3-2"></label> <input class="player-1 right third-column bottom third-row first-diagonal turn-7" id="block7-3-3" type="radio"/> <label class="turn-7" for="block7-3-3"></label> <input class="player-2 left first-column top first-row first-diagonal turn-8" id="block8-1-1" type="radio"/> <label class="turn-8" for="block8-1-1"></label> <input class="player-2 middle second-column top first-row turn-8" id="block8-1-2" type="radio"/> <label class="turn-8" for="block8-1-2"></label> <input class="player-2 right third-column top first-row second-diagonal turn-8" id="block8-1-3" type="radio"/> <label class="turn-8" for="block8-1-3"></label> <input class="player-2 left first-column center second-row turn-8" id="block8-2-1" type="radio"/> <label class="turn-8" for="block8-2-1"></label> <input class="player-2 middle second-column center second-row first-diagonal second-diagonal turn-8" id="block8-2-2" type="radio"/> <label class="turn-8" for="block8-2-2"></label> <input class="player-2 right third-column center second-row turn-8" id="block8-2-3" type="radio"/> <label class="turn-8" for="block8-2-3"></label> <input class="player-2 left first-column bottom third-row second-diagonal turn-8" id="block8-3-1" type="radio"/> <label class="turn-8" for="block8-3-1"></label> <input class="player-2 middle second-column bottom third-row turn-8" id="block8-3-2" type="radio"/> <label class="turn-8" for="block8-3-2"></label> <input class="player-2 right third-column bottom third-row first-diagonal turn-8" id="block8-3-3" type="radio"/> <label class="turn-8" for="block8-3-3"></label> <input class="player-1 left first-column top first-row first-diagonal turn-9" id="block9-1-1" type="radio"/> <label class="turn-9" for="block9-1-1"></label> <input class="player-1 middle second-column top first-row turn-9" id="block9-1-2" type="radio"/> <label class="turn-9" for="block9-1-2"></label> <input class="player-1 right third-column top first-row second-diagonal turn-9" id="block9-1-3" type="radio"/> <label class="turn-9" for="block9-1-3"></label> <input class="player-1 left first-column center second-row turn-9" id="block9-2-1" type="radio"/> <label class="turn-9" for="block9-2-1"></label> <input class="player-1 middle second-column center second-row first-diagonal second-diagonal turn-9" id="block9-2-2" type="radio"/> <label class="turn-9" for="block9-2-2"></label> <input class="player-1 right third-column center second-row turn-9" id="block9-2-3" type="radio"/> <label class="turn-9" for="block9-2-3"></label> <input class="player-1 left first-column bottom third-row second-diagonal turn-9" id="block9-3-1" type="radio"/> <label class="turn-9" for="block9-3-1"></label> <input class="player-1 middle second-column bottom third-row turn-9" id="block9-3-2" type="radio"/> <label class="turn-9" for="block9-3-2"></label> <input class="player-1 right third-column bottom third-row first-diagonal turn-9" id="block9-3-3" type="radio"/> <label class="turn-9" for="block9-3-3"></label> <div class="end"> <h3></h3><a href="">Restart</a> </div></div><h5>Note: use the Full Page view for the best experience.</h5>

css3

@charset "UTF-8";body { color: #b6b5ca; font-family: 'Arial', sans-serif; margin: 0; text-align: center;}h5 { font-weight: 400; padding: 0 20px;}.tic-tac-toe { font-family: 'Open Sans', sans-serif; height: 300px; overflow: hidden; margin: 50px auto 30px auto; position: relative; width: 300px;}@media (min-width: 450px) { .tic-tac-toe { height: 450px; width: 450px; }}.tic-tac-toe input[type="radio"] { display: none;}.tic-tac-toe input[type="radio"]:checked + label { cursor: default; z-index: 10 !important;}.tic-tac-toe input[type="radio"].player-1 + label:after { content: "";}.tic-tac-toe input[type="radio"].player-2 + label:after { content: "";}.tic-tac-toe input[type="radio"].player-1:checked + label:after, .tic-tac-toe input[type="radio"].player-2:checked + label:after { opacity: 1;}.tic-tac-toe input[type="radio"].player-1:checked + label { background-color: #dc685a;}.tic-tac-toe input[type="radio"].player-2:checked + label { background-color: #ecaf4f;}.tic-tac-toe input[type="radio"].turn-1 + label { z-index: 1;}.tic-tac-toe input[type="radio"].turn-2 + label { z-index: 2;}.tic-tac-toe input[type="radio"].turn-3 + label { z-index: 3;}.tic-tac-toe input[type="radio"].turn-4 + label { z-index: 4;}.tic-tac-toe input[type="radio"].turn-5 + label { z-index: 5;}.tic-tac-toe input[type="radio"].turn-6 + label { z-index: 6;}.tic-tac-toe input[type="radio"].turn-7 + label { z-index: 7;}.tic-tac-toe input[type="radio"].turn-8 + label { z-index: 8;}.tic-tac-toe input[type="radio"].turn-9 + label { z-index: 9;}.tic-tac-toe input[type="radio"].turn-1 + label { display: block;}.tic-tac-toe input[type="radio"].turn-1:checked ~ .turn-2 + label { display: block;}.tic-tac-toe input[type="radio"].turn-2:checked ~ .turn-3 + label { display: block;}.tic-tac-toe input[type="radio"].turn-3:checked ~ .turn-4 + label { display: block;}.tic-tac-toe input[type="radio"].turn-4:checked ~ .turn-5 + label { display: block;}.tic-tac-toe input[type="radio"].turn-5:checked ~ .turn-6 + label { display: block;}.tic-tac-toe input[type="radio"].turn-6:checked ~ .turn-7 + label { display: block;}.tic-tac-toe input[type="radio"].turn-7:checked ~ .turn-8 + label { display: block;}.tic-tac-toe input[type="radio"].turn-8:checked ~ .turn-9 + label { display: block;}.tic-tac-toe input[type="radio"].left + label { left: 0;}.tic-tac-toe input[type="radio"].top + label { top: 0;}.tic-tac-toe input[type="radio"].middle + label { left: 100px;}.tic-tac-toe input[type="radio"].right + label { left: 200px;}.tic-tac-toe input[type="radio"].center + label { top: 100px;}.tic-tac-toe input[type="radio"].bottom + label { top: 200px;}@media (min-width: 450px) { .tic-tac-toe input[type="radio"].middle + label { left: 150px; } .tic-tac-toe input[type="radio"].right + label { left: 300px; } .tic-tac-toe input[type="radio"].center + label { top: 150px; } .tic-tac-toe input[type="radio"].bottom + label { top: 300px; }}.tic-tac-toe input[type="radio"]:checked ~ input[type="radio"]:checked ~ input[type="radio"]:checked ~input[type="radio"]:checked ~ input[type="radio"]:checked ~ input[type="radio"]:checked ~input[type="radio"]:checked ~ input[type="radio"]:checked ~ input[type="radio"]:checked ~ .end { display: block;}.tic-tac-toe input[type="radio"]:checked ~ input[type="radio"]:checked ~ input[type="radio"]:checked ~input[type="radio"]:checked ~ input[type="radio"]:checked ~ input[type="radio"]:checked ~input[type="radio"]:checked ~ input[type="radio"]:checked ~ input[type="radio"]:checked ~ .end > h3:before { content: "It is a tie!";}.tic-tac-toe .player-1.first-column:checked ~ .player-1.first-column:checked ~ .player-1.first-column:checked ~ .end,.tic-tac-toe .player-1.second-column:checked ~ .player-1.second-column:checked ~ .player-1.second-column:checked ~ .end,.tic-tac-toe .player-1.third-column:checked ~ .player-1.third-column:checked ~ .player-1.third-column:checked ~ .end,.tic-tac-toe .player-1.first-row:checked ~ .player-1.first-row:checked ~ .player-1.first-row:checked ~ .end,.tic-tac-toe .player-1.second-row:checked ~ .player-1.second-row:checked ~ .player-1.second-row:checked ~ .end,.tic-tac-toe .player-1.third-row:checked ~ .player-1.third-row:checked ~ .player-1.third-row:checked ~ .end,.tic-tac-toe .player-1.first-diagonal:checked ~ .player-1.first-diagonal:checked ~ .player-1.first-diagonal:checked ~ .end,.tic-tac-toe .player-1.second-diagonal:checked ~ .player-1.second-diagonal:checked ~ .player-1.second-diagonal:checked ~ .end { display: block;}.tic-tac-toe .player-1.first-column:checked ~ .player-1.first-column:checked ~ .player-1.first-column:checked ~ .end h3:before,.tic-tac-toe .player-1.second-column:checked ~ .player-1.second-column:checked ~ .player-1.second-column:checked ~ .end h3:before,.tic-tac-toe .player-1.third-column:checked ~ .player-1.third-column:checked ~ .player-1.third-column:checked ~ .end h3:before,.tic-tac-toe .player-1.first-row:checked ~ .player-1.first-row:checked ~ .player-1.first-row:checked ~ .end h3:before,.tic-tac-toe .player-1.second-row:checked ~ .player-1.second-row:checked ~ .player-1.second-row:checked ~ .end h3:before,.tic-tac-toe .player-1.third-row:checked ~ .player-1.third-row:checked ~ .player-1.third-row:checked ~ .end h3:before,.tic-tac-toe .player-1.first-diagonal:checked ~ .player-1.first-diagonal:checked ~ .player-1.first-diagonal:checked ~ .end h3:before,.tic-tac-toe .player-1.second-diagonal:checked ~ .player-1.second-diagonal:checked ~ .player-1.second-diagonal:checked ~ .end h3:before { content: "Player 1 wins!" !important;}.tic-tac-toe .player-2.first-column:checked ~ .player-2.first-column:checked ~ .player-2.first-column:checked ~ .end,.tic-tac-toe .player-2.second-column:checked ~ .player-2.second-column:checked ~ .player-2.second-column:checked ~ .end,.tic-tac-toe .player-2.third-column:checked ~ .player-2.third-column:checked ~ .player-2.third-column:checked ~ .end,.tic-tac-toe .player-2.first-row:checked ~ .player-2.first-row:checked ~ .player-2.first-row:checked ~ .end,.tic-tac-toe .player-2.second-row:checked ~ .player-2.second-row:checked ~ .player-2.second-row:checked ~ .end,.tic-tac-toe .player-2.third-row:checked ~ .player-2.third-row:checked ~ .player-2.third-row:checked ~ .end,.tic-tac-toe .player-2.first-diagonal:checked ~ .player-2.first-diagonal:checked ~ .player-2.first-diagonal:checked ~ .end,.tic-tac-toe .player-2.second-diagonal:checked ~ .player-2.second-diagonal:checked ~ .player-2.second-diagonal:checked ~ .end { display: block;}.tic-tac-toe .player-2.first-column:checked ~ .player-2.first-column:checked ~ .player-2.first-column:checked ~ .end h3:before,.tic-tac-toe .player-2.second-column:checked ~ .player-2.second-column:checked ~ .player-2.second-column:checked ~ .end h3:before,.tic-tac-toe .player-2.third-column:checked ~ .player-2.third-column:checked ~ .player-2.third-column:checked ~ .end h3:before,.tic-tac-toe .player-2.first-row:checked ~ .player-2.first-row:checked ~ .player-2.first-row:checked ~ .end h3:before,.tic-tac-toe .player-2.second-row:checked ~ .player-2.second-row:checked ~ .player-2.second-row:checked ~ .end h3:before,.tic-tac-toe .player-2.third-row:checked ~ .player-2.third-row:checked ~ .player-2.third-row:checked ~ .end h3:before,.tic-tac-toe .player-2.first-diagonal:checked ~ .player-2.first-diagonal:checked ~ .player-2.first-diagonal:checked ~ .end h3:before,.tic-tac-toe .player-2.second-diagonal:checked ~ .player-2.second-diagonal:checked ~ .player-2.second-diagonal:checked ~ .end h3:before { content: "Player 2 wins!" !important;}.tic-tac-toe label { background-color: #78bec5; border-radius: 14px; cursor: pointer; color: #fff; display: none; height: 90px; margin: 5px; position: absolute; width: 90px; -moz-transition: background-color 0.3s; -o-transition: background-color 0.3s; -webkit-transition: background-color 0.3s; transition: background-color 0.3s;}@media (min-width: 450px) { .tic-tac-toe label { height: 140px; width: 140px; }}.tic-tac-toe label:hover { background-color: #3d4250;}.tic-tac-toe label:hover:after { opacity: .4;}.tic-tac-toe label:after { left: 0; font-family: "FontAwesome"; font-size: 45px; margin-top: -22.5px; opacity: 0; position: absolute; text-align: center; text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2); top: 50%; width: 100%;}@media (min-width: 450px) { .tic-tac-toe label:after { font-size: 70px; margin-top: -35px; }}.tic-tac-toe .end { background: rgba(255, 255, 255, 0.8); bottom: 5px; color: #3d4250; display: none; left: 5px; padding-top: 55px; position: absolute; right: 5px; top: 5px; text-align: center; z-index: 11;}@media (min-width: 450px) { .tic-tac-toe .end { padding-top: 110px; }}.tic-tac-toe .end h3 { font-size: 30px; font-weight: 300;}@media (min-width: 450px) { .tic-tac-toe .end h3 { font-size: 40px; }}.tic-tac-toe .end a { background-color: #3d4250; border-radius: 4px; color: #fff; padding: 14px 45px; text-decoration: none; -moz-transition: background-color 0.2s; -o-transition: background-color 0.2s; -webkit-transition: background-color 0.2s; transition: background-color 0.2s;}.tic-tac-toe .end a:hover { background-color: #262934; cursor: pointer;

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