PRODIGY_WD_03.css

body {
    font-family: Arial, sans-serif;
    background-image: url(Preview+Image.jpg);
    backdrop-filter: blur(8px);
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    text-align: center;
}

h1 {
  font-family: monospace;
  font-size: 3em;
  animation: color-change 1s infinite;
}
@keyframes color-change {
    0% { color: rgb(245, 103, 103); }
    25% { color: rgb(245, 243, 103); }
    50% { color: rgb(116, 236, 116); }
    75% { color: rgb(103, 236, 245); }
    100% { color: rgb(107, 107, 223); }
  }

.board {
    display: grid;
    grid-template-columns: repeat(3, 100px);
    gap: 5px;
    margin-top: 20px;
}

.cell {
    width: 100px;
    height: 100px;
    background-color: transparent;
    border: 3px solid #eeeeee;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    cursor: pointer;
}

.cell:hover {
    background-color: #f21111;
}

.x::after {
    content: 'X';
    color: #f0f0f0;
}

.o::after {
    content: 'O';
    color: #f0f0f0;
}

button {
    margin-top: 20px;
    padding: 10px 20px;
    font-size: 1rem;
    cursor: pointer;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 5px;
}

button:hover {
    background-color: #0056b3;
}