* {
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
    box-sizing: border-box;
}

.container {
    width: 100%;
    min-height: 100vh;
    background-image: linear-gradient(rgb(224, 34, 34), rgb(52, 205, 219));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container h1 {
    color: #fff;
    font-weight: 700;
    font-size: 3rem;
    text-align: center;
    margin-bottom: 40px;
}

.converter-row {
    display: flex;
    width: 80%;
    max-width: 1200px;
    justify-content: space-between;
    align-items: center;
    background-image: linear-gradient(rgb(52, 205, 219), rgb(224, 34, 34));
    border-radius: 25px;
    padding: 40px 20px;
    box-shadow: 0px 10px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.converter-row:hover {
    transform: translateY(-10px);
}

.col {
    flex-basis: 30%;
    text-align: center;
    padding: 10px;
}

.col label {
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 10px;
    color: #fff;
    display: block;
}

.col input {
    width: 100%;
    max-width: 200px;
    height: 40px;
    background: #fff;
    border-radius: 5px;
    border: none;
    text-align: center;
    font-size: 1rem;
    padding: 5px;
    box-shadow: 0px 5px 15px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
    .converter-row {
        flex-direction: column;
        width: 100%;
        padding: 30px;
    }

    .col {
        flex-basis: 100%;
        margin-bottom: 20px;
    }

    .col:last-child {
        margin-bottom: 0;
    }
}

@media (max-width: 480px) {
    .container h1 {
        font-size: 2.5rem;
    }

    .col label {
        font-size: 1rem;
    }

    .col input {
        width: 100%;
        max-width: 150px;
        height: 35px;
        font-size: 0.9rem;
    }
}