body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    background: #f5f5f5;
}

.header {
    background: #1a1a2e;
    color: #fff;
    padding: 15px 0;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 90%;
    margin: auto;
}

.container {
    width: 90%;
    margin: 20px auto;
}

input, button {
    padding: 10px;
    margin: 5px 0;
    font-size: 16px;
}

button {
    background: #26C8CB;
    border: none;
    color: #fff;
    cursor: pointer;
}

button:hover {
    background: #1da1a4;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

table, th, td {
    border: 1px solid #ddd;
}

th, td {
    padding: 10px;
    text-align: left;
}

@media(max-width: 768px) {
    table, th, td {
        font-size: 14px;
    }
}