* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
    text-align: center;
}

body {
    background: linear-gradient(135deg, #012d8d, #1a1a3c);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    color: #ffffff;
}
.home-button {
    font-size: 18px;
    padding: 10px 20px;
    margin-top: 20px;
    text-decoration: none;
    color: #ffd700;
    background: #000;
    border: 2px solid #ffd700;
    border-radius: 5px;
    cursor: pointer;
}


.title {
    margin-bottom: 80px;
}


.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 600px;
}


.numbertoroman, .romantonumber {
    margin-bottom: 30px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.input-group {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 400px;
}

input {
    background: #000000;
    color: #ffffff;
    padding: 10px 20px;
    height: 50px;
    border-radius: 5px 0 0 5px;
    font-size: 18px;
    border: 2px solid #ebfffc;
    border-right: none;
    flex: 1;
}

button {
    background-color: #1a1a3c;
    color: #ffffff;
    padding: 10px 20px;
    height: 50px;
    border: 2px solid #ebfffc;
    border-left: none;
    border-radius: 0 5px 5px 0;
    font-size: 18px;
    cursor: pointer;
}

button:hover {
    background-color: #012d8d;
}

/* Output and Error Styling */
.numoutput, .romanoutput {
    width: 100%;
    max-width: 400px;
    margin: 10px auto;
    background-color: #1a1a3c;
    padding: 15px;
    border-radius: 5px;
    font-size: 20px;
    color: #ebfffc;
    text-align: center;
}

.error, .errornums {
    width: 100%;
    max-width: 400px;
    margin: 10px auto;
    color: #ff6666;
    font-size: 16px;
}

.error, .errornums {
    display: none;
}

.help {
    white-space: pre-line;
    position: absolute;
    margin-left: 35px;
    font-size: 18px;
}
.helpbutton {
    background-color: #060806; /* Green */
    border: 2px solid white;
    color: white;
    padding: 10px 20px;
    text-align: center;
    display: inline-block;
    margin: 4px 2px;
    cursor: pointer;
    border-radius: 4px;
}