body {
    background: linear-gradient(135deg, #1F1C2C, #928DAB); 
    text-align: center;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    color: #FFFFFF; 
}

.box {
    background-color: #FFFFFF; 
    width: 40%;
    margin: 5% auto;
    border: 3px solid #6C63FF; 
    border-top-left-radius: 30px;
    border-top-right-radius: 0px;
    border-bottom-left-radius: 0px;
    border-bottom-right-radius: 30px;
    padding: 10px;
    box-shadow: 0 8px 12px rgba(0, 0, 0, 0.3); 
}

h1 {
    border: 3px solid #6C63FF;
    border-top-left-radius: 10px;
    border-top-right-radius: 0px;
    border-bottom-left-radius: 0px;
    border-bottom-right-radius: 10px;
    padding: 10px;
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: #1F1C2C; 
}

#n1, #n2 {
    height: 40px;
    width: 70%;
    margin: 10px auto;
    border-radius: 7px;
    border: 2px solid #6C63FF;
    font-size: 1rem;
    color: #1F1C2C;
    background-color: #F5F5F5; 
    border-top-left-radius: 10px;
    border-top-right-radius: 0px;
    border-bottom-left-radius: 0px;
    border-bottom-right-radius: 10px;
}

button {
    margin: 10px;
    margin-top: 20px;
    width: 20%;
    padding: 7px;
    border-top-left-radius: 10px;
    border-top-right-radius: 0px;
    border-bottom-left-radius: 0px;
    border-bottom-right-radius: 10px;
    font-size: 1rem;
    max-width: 200px;
    min-width: 80px;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
    background-color: #6C63FF; 
    color: #FFFFFF; 
    border: none;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #5848C2; 
}

#output {
    padding: 10px;
    margin: 20px auto;
    text-align: center;
    font-size: clamp(1rem, 2vw, 1.5rem);
    border: 3px solid #6C63FF;
    border-top-left-radius: 10px;
    border-top-right-radius: 0px;
    border-bottom-left-radius: 0px;
    border-bottom-right-radius: 10px;
    max-width: 70%;
    color: #1F1C2C; 
    background-color: #F5F5F5; 
}

p {
    font-family: 'Courier New', Courier, monospace;
    font-style: italic;
    font-size: 1rem;
    margin-bottom: 20px;
    color: #1F1C2C; 
}

/* Responsive Design */
@media (max-width: 768px) {
    .box {
        width: 90%;
    }

    button {
        width: 40%;
    }

    #n1, #n2 {
        width: 90%;
    }

    #output {
        width: 90%;
    }
}