style.css

*{
    color: white;
    font-family: sans-serif;
    transition: 0.2s ease-in-out;
    overflow: hidden;
    margin: 0;
    padding: 0;
    font-size: 62.5%;
}

body{
    background-color: #252A34;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 3rem;
}


.welcome-container, .choice-container{
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 3rem;
}

.welcome-container h1, .choice-container h1{
    font-size: 4rem;
}

.welcome-container .ask-choice, .choice-container .ask-choice{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: row;
    gap: 5rem;
}

.welcome-container .ask-choice div, .choice-container .ask-choice div{
    text-align: center;
    cursor: pointer;
    user-select: none;
    background: #ffbb00;
    color: #000;
    padding: 1rem;
    border-radius: .5rem;
    font-size: 2.5rem;
    font-weight: 600;
    width: 12rem;

}

.game-container{
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 3rem;
}

.game-container h1{
    font-size: 5rem;
}

.active-display{
    display: flex;
}


table{
    user-select: none;
    border: 4px solid #000;
}

td {
	border:  2px solid #000;
	height:  100px;
	width:  100px;
	text-align:  center;
	vertical-align:  middle;
	font-family:  "Comic Sans MS";
	font-size:  7rem;
	cursor: pointer;
}

td:hover{
    background-color: #ffbb00;
}

table {
	border-collapse: collapse;
}

table tr:first-child td {
	border-top: 0;
}

table tr:last-child td {
	border-bottom: 0;
}

table tr td:first-child {
	border-left: 0;
}

table tr td:last-child {
	border-right: 0;
}

.endgame {
  display: block;
  width: 20rem;
}

.endgame .text{
    text-align: center;
    color: white;
    font-size: 3rem;
}

button{
    user-select: none;
    background-color: #ffbb00;
    padding: 10px 25px;
    border: none;
    color: black;
    font-size: 2rem;
    font-weight: 600;
    border-radius: 5px;
    cursor: pointer;
}

button:hover{
    padding: 10px 40px;
    background-color: #08D9D6;
    color: #000;
}