/* General Styles */
body {
    font-family: 'Arial', sans-serif;
    background: url('wallpaper.jpg') no-repeat center center fixed;
    background-size: cover;
    margin: 0;
    padding: 0;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    flex-direction: column;
}

header {
    position: sticky;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    padding: 10px 0;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

header h1 {
    margin: 0;
    font-size: 1.5em;
    color: rgba(0, 0, 0, 0.85);
}

.container {
    width: 90%;
    max-width: 400px;
    background: rgba(255, 255, 255, 0.7);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
    margin-top: 20px;
}

form {
    display: flex;
    flex-direction: column;
}

label {
    margin-bottom: 5px;
    color: rgba(0, 0, 0, 0.75);
}

input[type="text"],
input[type="month"],
button {
    margin-bottom: 15px;
    padding: 10px;
    border: 1px solid rgba(128, 128, 128, 0.4);
    border-radius: 4px;
    width: 100%;
    box-sizing: border-box;
    background: rgba(255, 255, 255, 0.6);
    transition: background 0.3s, box-shadow 0.3s;
}

input[type="text"]:focus,
input[type="month"]:focus {
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 0 5px rgba(255, 0, 0, 0.3);
    outline: none;
}

button {
    background: linear-gradient(to bottom right, rgba(128, 0, 0, 0.7), rgba(255, 0, 0, 0.7));
    color: white;
    border: none;
    cursor: pointer;
    transition: background 0.3s, box-shadow 0.3s;
}

button:hover {
    background: linear-gradient(to bottom right, rgba(128, 0, 0, 0.85), rgba(255, 0, 0, 0.85));
    box-shadow: 0 0 10px rgba(255, 0, 0, 0.5);
}

video {
    display: block;
    margin: 0 auto 10px;
    max-width: 100%;
    border: 2px solid rgba(128, 0, 0, 0.4);
    border-radius: 4px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

canvas {
    display: none;
}

h2 {
    color: rgba(0, 0, 0, 0.85);
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.2);
}

pre {
    background: rgba(255, 255, 255, 0.7);
    padding: 10px;
    border-radius: 4px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    overflow-x: auto;
}