body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.name-app img{
    /* margin-top: 1rem; */
    height: auto;
    width: 160px;
}

.crypto-table {
    border-collapse: collapse;
    width: 100%;
    max-width: 800px;
    margin: 20px auto;
    background-color: #fff;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    font-size: 1.5rem;
}

.crypto-table th, 
.crypto-table td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: center;
}

.crypto-table th {
    background-color: #f4f4f4;
    font-weight: bold;
}

.crypto-table img {
    display: block;
    margin: 0 auto;
}

.positive {
    color: green;
}

.negative {
    color: red;
}