* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(to right, #74ebd5, #ACB6E5);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    width: 540px;
    background: #fff;
    border-radius: 15px;
    padding: 30px 25px;
    box-shadow: 0 15px 35px rgba(0,0,0,0.2);
    transition: all 0.3s ease;
}

.container:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.25);
}

h1 {
    text-align: center;
    color: #333;
    margin-bottom: 15px;
    font-size: 28px;
}

label {
    display: block;
    margin-top: 15px;
    font-weight: 600;
    color: #555;
}

select, textarea, button {
    width: 100%;
    padding: 12px;
    margin-top: 8px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 15px;
    outline: none;
    transition: all 0.3s ease;
}
select option[value=""] {
    color: #888;
}


select:focus, textarea:focus {
    border-color: #2196F3;
    box-shadow: 0 0 5px rgba(33,150,243,0.5);
}

button {
    margin-top: 20px;
    background: #2196F3;
    color: white;
    border: none;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

button:hover {
    background: #1976D2;
    transform: translateY(-2px);
    box-shadow: 0 5px 10px rgba(0,0,0,0.15);
}

.output {
    margin-top: 30px;
    background: #f1f5f9;
    padding: 20px;
    border-radius: 10px;
    min-height: 80px;
    box-shadow: inset 0 2px 5px rgba(0,0,0,0.05);
    white-space: pre-wrap;
    font-family: 'Courier New', Courier, monospace;
    color: #333;
}

.note {
    font-size: 11px;
    color: #555;
    background: #f9f9f9;
    padding: 10px;
    border-left: 4px solid #2196F3;
    margin-top: 10px;
    border-radius: 5px;
}
footer{
    text-align: center;
    font-size: 10px;
    color: #5c5656;

}
.output {
    white-space: pre-wrap;
}