body {
    background: url('img/bg.png') no-repeat center center fixed;
    background-size: cover;
    font-family: 'Courier New', Courier, monospace;
    color: #ffffff; /* Adjusted for better visibility against the new background */
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    overflow: hidden;
    position: relative;
}

.container {
    text-align: center;
    padding: 20px;
    border: 1px solid #ffffff; /* Adjusted color for visibility */
    border-radius: 10px;
    background: rgba(0, 0, 0, 0.8); /* Slightly transparent for background visibility */
    z-index: 2;
    position: relative;
}

input[type="text"] {
    margin: 10px 0;
    padding: 10px;
    border: 1px solid #ffffff; /* Adjusted for visibility */
    border-radius: 5px;
    background-color: #000000; /* Darker background for better contrast */
    color: #ffffff;
}

button {
    cursor: pointer;
    padding: 10px 20px;
    background-color: #ff00ff; /* Neon-like color for synthwave style */
    color: #ffffff;
    border: none;
    border-radius: 5px;
    font-size: 1em;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #ff00aa; /* Slightly different color for hover effect */
}

h2 {
    color: #ffffff;
    text-shadow: 0 0 10px #ff00ff; /* Neon-like glow effect */
}


.loading-indicator {
    display: none;
    border: 5px solid #f3f3f3; /* Light grey */
    border-top: 5px solid #ff00ff; /* Synthwave style color */
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.indicator {
    display: none;
    font-size: 4em; /* Increased size */
    line-height: 100px; /* Same as height for vertical centering */
    width: 100px;
    height: 100px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    margin: auto;
}

.success-indicator {
    color: #00ff00; /* Green for success */
    border: 2px solid #00ff00; /* Green circle */
    animation: drawCheck 2s ease-in-out forwards; /* Animation for drawing */
}

.failure-indicator {
    color: #ff0000; /* Red for failure */
    border: 2px solid #ff0000; /* Red circle */
    animation: fadeInOut 2s ease-in-out;
}

@keyframes fadeInOut {
    0%, 100% { opacity: 0; }
    50% { opacity: 1; }
}

@keyframes drawCheck {
    0% {
        width: 0;
        height: 0;
        border-radius: 0;
        opacity: 0;
    }
    50% {
        width: 100px;
        height: 100px;
        border-radius: 50%;
        opacity: 1;
    }
    100% {
        width: 100px;
        height: 100px;
        border-radius: 50%;
        opacity: 1;
    }
}