body {
    background-color: #0d1117;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    font-family: sans-serif;
}

.calculator-card {
    background-color: #161b22;
    padding: 30px;
    border-radius: 15px;
    width: 380px;
    text-align: center;
    color: white;
}

h2 {
    margin-top: 0;
    margin-bottom: 20px;
}

.result-box {
    background-color: #21262d;
    border-radius: 10px;
    padding: 15px;
    text-align: left;
    margin-bottom: 20px;
}

.result-box p {
    margin: 0;
    color: #8b949e;
    font-size: 14px;
}

.result-box h1 {
    margin: 5px 0 0 0;
    color: #2ea043; /* Yashil rang */
    font-size: 45px;
}

.inputs-container {
    display: flex;
    justify-content: space-between; 
    gap: 20px;                   
    margin-bottom: 20px;
}

.input-group {
    flex: 1;                        
    text-align: left;
}

.input-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 14px;
}

.input-group input {
    width: 100%;                    
    padding: 12px;
    background-color: #21262d;
    border: 1px solid #30363d;
    border-radius: 8px;
    color: white;
    font-size: 16px;
    outline: none;
}

.buttons-container {
    display: flex;
    justify-content: space-between;
}

button {
    width: 22%;
    padding: 15px;
    background-color: #21262d;
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 20px;
    cursor: pointer;
}

button:hover {
    background-color: #30363d;
}