/* General Reset and Font */
* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: "Roboto Mono", monospace;
}
body {
    background-color: #1b1b2f;
    display: flex;
    flex-direction: column;
    align-items: center;
}
/* Navbar Styling */
.navbar {
    background-color: #333;
    overflow: hidden;
    width: 100%;
    display: flex;
    justify-content: center;
    padding: 10px 0;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
    border-radius: 10px;
    margin-bottom: 20px;
}

.navbar a {
    color: #fff;
    text-align: center;
    padding: 14px 20px;
    text-decoration: none;
    font-size: 16px;
    transition: background-color 0.3s ease;
}

.navbar a:hover {
    background-color: #575757;
    border-radius: 5px;
}

.calculator {
    border: 1px solid #717377;
    padding: 20px;
    border-radius: 16px;
    background: transparent;
    box-shadow: 0px 3px 15px rgba(113, 115, 119, 0.5);
}

input {
    width: 320px;
    border: none;
    padding: 24px;
    margin: 10px;
    background: transparent;
    box-shadow: 0px 3px 15px rgba(84, 84, 84, 0.1);
    font-size: 50px;
    text-align: right;
    cursor: pointer;
    color: #ffffff;
}

input::placeholder {
    color: #ffffff;
}

button {
    border: none; 
    width: 55px; 
    height: 55px; 
    margin: 10px; 
    border-radius: 50%; 
    background: transparent; 
    color: #ffffff; 
    font-size: 20px; 
    box-shadow: -4px 3px rgba(255, 255, 255, 0.1); 
    cursor: pointer;
}

.equalbtn {
    background-color: #fb7c14;
}

.operator {
    color: #6dee0a;
}