body {
    font-family: Arial, sans-serif;
    background: #f6f6f6;
    text-align: center;
}

.card {
    width: 350px;
    height: 200px;
    margin: 40px auto;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 6px 15px rgba(0,0,0,0.15);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.category {
    font-weight: bold;
    margin-bottom: 10px;
}

.me { background: #ffd6e8; }
.you { background: #d6f0ff; }
.us { background: #e6ffd6; }
.dirty { background: #f2d6ff; }