body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f2f2f2;
}

.header {
    background: linear-gradient(120deg, #00c9a7, #3d7eff);
    color: white;
    padding: 40px;
    text-align: center;
}

.search-box {
    background: white;
    padding: 20px;
    max-width: 600px;
    margin: -30px auto 30px;
    display: flex;
    gap: 10px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.search-box input {
    flex: 1;
    padding: 12px;
    border-radius: 6px;
    border: 1px solid #ccc;
}

.search-box button {
    padding: 12px 20px;
    border: none;
    background: #3d7eff;
    color: white;
    border-radius: 6px;
    cursor: pointer;
}
.listings {
    max-width: 900px;
    margin: auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    padding: 20px;
}

.card {
    background: white;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}