body {
    font-family: sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

h1 {
    text-align: center;
    color: #333;
}

.canvas {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 10px;
    background-color: #fff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.box {
    border: 1px solid #ccc;
    padding: 15px;
    border-radius: 5px;
    display: flex;
    flex-direction: column;
}

.box h2 {
    font-size: 16px;
    margin-top: 0;
    margin-bottom: 10px;
}

.guide-text {
    margin-bottom: 10px;
}

.guide-text p {
    margin: 0;
    font-size: 12px;
    color: #666;
}

.guide-text .example {
    font-style: italic;
    color: #888;
}

.box textarea {
    width: 100%;
    height: 200px;
    flex-grow: 1;
    border: 1px solid #ddd;
    border-radius: 3px;
    padding: 5px;
    resize: vertical;
    box-sizing: border-box;
}

.problem { grid-column: 1 / 2; grid-row: 1 / 2; }
.solution { grid-column: 2 / 3; grid-row: 1 / 2; }
.key-metrics { grid-column: 3 / 4; grid-row: 1 / 2; }
.unique-value-proposition { grid-column: 4 / 5; grid-row: 1 / 2; }
.unfair-advantage { grid-column: 5 / 6; grid-row: 1 / 2; }
.channels { grid-column: 1 / 2; grid-row: 2 / 3; }
.customer-segments { grid-column: 2 / 3; grid-row: 2 / 3; }
.cost-structure { grid-column: 3 / 5; grid-row: 2 / 3; }
.revenue-streams { grid-column: 5 / 6; grid-row: 2 / 3; }

.buttons {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.buttons button {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}

#save-btn {
    background-color: #008CBA;
    color: white;
}

#load-btn {
    background-color: #f44336;
    color: white;
}

#download-btn {
    background-color: #4CAF50;
    color: white;
}

/* Correcting the grid layout for the last two boxes */
.cost-structure { grid-column: 2 / 4; grid-row: 2 / 3; }
.revenue-streams { grid-column: 4 / 6; grid-row: 2 / 3; }

.unique-value-proposition { grid-column: 3 / 4; grid-row: 1 / 3; }
.problem { grid-column: 1 / 2; grid-row: 1 / 2; }
.solution { grid-column: 2 / 3; grid-row: 1 / 2; }
.key-metrics { grid-column: 1 / 2; grid-row: 2 / 3; }
.unfair-advantage { grid-column: 2 / 3; grid-row: 2 / 3; }
.channels { grid-column: 4 / 5; grid-row: 1 / 2; }
.customer-segments { grid-column: 5 / 6; grid-row: 1 / 2; }
.cost-structure { grid-column: 4 / 5; grid-row: 2 / 3; }
.revenue-streams { grid-column: 5 / 6; grid-row: 2 / 3; }