body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    height: 100vh;
    overflow: hidden;
}

h1 {
    text-align: center;
    margin: 0;
    padding: 10px;
}

form {
    display: flex;
    gap: 10px;
    margin-bottom: 0;
    padding: 10px;
    background: white;
    border-bottom: 1px solid #ddd;
}

input {
    padding: 8px;
    flex: 1;
}

button {
    padding: 8px 16px;
    background-color: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background-color: #45a049;
}

#roadmap {
    position: relative;
    width: 100vw;
    height: calc(100vh - 80px); /* Adjust based on form height */
    border: none;
    overflow: hidden;
}

.task {
    position: absolute;
    padding: 10px;
    border: 2px solid #ccc;
    border-radius: 4px;
    background-color: #f9f9f9;
    cursor: grab;
    user-select: none;
    min-width: 150px;
    text-align: center;
}