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

body {
    background: #000000;
    color: #ffffff;
    font-family: 'Menlo', 'Monaco', 'Courier New', monospace;
    font-size: 11px;
    padding: 8px;
    line-height: 1.2;
    white-space: pre-wrap;
}

input[type="text"] {
    background: transparent;
    border: none;
    color: #ffffff;
    font-family: 'Menlo', 'Monaco', 'Courier New', monospace;
    font-size: 11px;
    outline: none;
    padding: 0;
    margin: 0;
    width: 200px;
}

button {
    background: none;
    color: #ffffff;
    border: 1px solid #ffffff;
    padding: 4px 12px;
    font-family: 'Menlo', 'Monaco', monospace;
    font-size: 11px;
    cursor: pointer;
    margin: 8px 0;
    display: inline-block;
}

button:hover {
    background: #ffffff;
    color: #000000;
}

#mode-selection {
    margin: 16px 0;
    padding: 8px 0;
}

#mode-selection button {
    margin-right: 8px;
}

#restart-section {
    margin-top: 16px;
    padding-top: 8px;
}

.cursor {
    display: inline-block;
    width: 7px;
    height: 13px;
    background: #ffffff;
    animation: blink 1s step-end infinite;
}

@keyframes blink {
    50% {
        opacity: 0;
    }
}

#home-screen {
    display: block;
}

#start-btn-wrapper {
    margin-top: 16px;
    padding-top: 8px;
}

#game-start-btn {
    background: none;
    color: #00ff00;
    border: 1px solid #00ff00;
    padding: 8px 24px;
    font-family: 'Menlo', 'Monaco', monospace;
    font-size: 11px;
    cursor: pointer;
    margin: 8px 0;
    display: inline-block;
    transition: all 0.2s;
}

#game-start-btn:hover {
    background: #00ff00;
    color: #000000;
    box-shadow: 0 0 10px #00ff00;
}

#game-start-btn:active {
    transform: scale(0.98);
}