body{
    font-family: Arial, Helvetica, sans-serif;
    background: linear-gradient(135deg,#4facfe,#00f2fe);
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container{
    background: white;
    padding: 30px;
    border-radius: 10px;
    width: 350px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    text-align: center;
}

h1{
    margin-bottom: 20px;
}

input{
    padding: 10px;
    margin: 5px;
    width: 70%;
    border-radius: 5px;
    border: 1px solid #ccc;
}

button{
    padding: 10px 15px;
    border: none;
    background: #4facfe;
    color: white;
    border-radius: 5px;
    cursor: pointer;
}

button:hover{
    background: #007bff;
}

.calculate{
    margin-top: 15px;
    width: 100%;
}

ul{
    list-style: none;
    padding: 0;
}

.results{
    margin-top: 20px;
    font-size: 18px;
}