*{
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

body{
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    user-select: none;
    position: relative;
    background: #fff;
}

.title{
    margin: 10px;
}

.container{
    height: 350px;
    width: 350px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    place-items: center;
    gap: 10px;
    margin: auto;
}

.tile{
    height: 100px;
    width: 100px;
    background-color: #f0f0f0;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    font-weight: bold;
}

.tile:hover{
    background-color: #e5e5e5;
}

#restart{
    position: absolute;
    top: 20px;
    left: 50px;
    font-size: 1rem;
    padding: 10px;
    font-weight: bold;
    background-color: #e5e5e5;
    cursor: pointer;
    border: none;
    border-radius: 5px;
}