body {
    font-family: Arial, sans-serif;
    background: #ddf3f6;
    padding: 20px;
}
h1 {
    text-align: center;
}
.tabela {
    margin: 20px auto;
    border-collapse: collapse;
    border-radius: 8px;
    color: black;
}
.tabela th, .tabela td {
    padding: 8px 12px;
    border: 1px solid #ccc;
}
main {
    text-align: center;
    margin-top: 20px;
}
input, button {
    margin: 5px;
    padding: 8px;
    font-size: 16px;
    
}
#resultado {
    margin-top: 20px;
    font-weight: bold;
}

button {
    background-color: chartreuse !important;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

input {
    border-radius: 8px;
}