body {
    font-family: 'Roboto', sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #333; /* Grigio scuro */
    color: #fff;
}

.container {
    display: flex;
    flex-direction: row;
    background-color: #444; /* Grigio medio */
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.field-container {
    padding: 20px;
    
}

.controls-container {
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    background-color: #2a2a2a;
}

header {
    margin-bottom: 20px;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 24px;
}

header p {
    margin: 5px 0;
    font-size: 15px;
    display: flex;
    align-items: center;
}

header p .material-icons {
    font-size: 20px;
    margin-right: 8px;
    color: #ffffff;
}

.controls {
    display: flex;
    justify-content: space-between; 
    gap: 15px; 
}

.left-column, .right-column {
    flex: 4; 
    display: flex;
    flex-direction: column; 
}

.left-column button, .right-column button {
    margin-bottom: 10px; 
    width: 200px; /* Imposta una larghezza fissa */
}

.left-column button:last-child, .right-column button:last-child {
    margin-bottom: 0; 
}

.material-button {
    background-color: #444; /* Grigio medio */
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 12px;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease;
}

.material-button:hover {
    background-color: #555; /* Grigio più chiaro */
}

#go-pdf, #go-playmaker {
    background-color: #444; /* Grigio medio */
    color: #fff;
    border-radius: 10px;
    padding: 12px;
}

#go-pdf:hover, #go-playmaker:hover {
    background-color: #555; /* Grigio più chiaro */
}

#clear-canvas:hover {
    background-color: #772320; 
}

#delete-route:hover {
    background-color: #d9534f;
}

#save-play:hover {
    background-color: #00aaff; 
}

#toggle-end-marker:hover {
    background-color: #00a824; 
}

.material-button .material-icons {
    margin-right: 8px;
    font-size: 18px;
}

#playbook-canvas {
    background-color: #1a1a1a;
    border: 2px solid #fff;
    border-radius: 10px;
}