body { 
    font-family: sans-serif; 
    margin: 0; 
    padding: 0; 
    background-color: #f4f4f4; 
}
.container { 
    max-width: 1200px; 
    margin: 20px auto; 
    padding: 20px; 
    background-color: #fff; 
    box-shadow: 0 0 10px rgba(0,0,0,0.1); 
}
h1 { 
    color: #0056b3; 
}
#map { 
    height: 600px; 
    width: 100%; 
    margin-top: 20px; 
    border: 1px solid #ccc; 
}
.controls-panel { 
    display: flex; 
    flex-wrap: wrap; 
    gap: 20px; 
    margin-bottom: 20px; 
    padding: 15px; 
    border: 1px dashed #ccc; 
    background-color: #e9f7ff; 
}
.control-group { 
    min-width: 150px; 
}
.file-input-group {
    min-width: 250px;
}
label { 
    font-weight: bold; 
    display: block; 
    margin-bottom: 5px; 
    color: #333; 
}
select, input[type="text"], input[type="file"], button { 
    padding: 5px; 
    border: 1px solid #ccc; 
    border-radius: 3px; 
    width: 100%; 
    box-sizing: border-box;
}
button {
    background-color: #28a745;
    color: white;
    cursor: pointer;
    font-weight: bold;
}
button:hover {
    background-color: #218838;
}
.stats { 
    margin-top: 15px; 
    padding: 10px; 
    border-top: 1px solid #ddd; 
}
.error { 
    color: red; 
    font-weight: bold; 
}

/* Custom small marker style for QSOs */
.qso-marker {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    border: 1px solid #ffffff;
    box-shadow: 0 0 2px rgba(0,0,0,0.5);
    opacity: 0.9;
    cursor: pointer;
}

/* Custom Home marker style */
.home-marker {
    background-color: #dc3545; /* Red */
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid #ffffff;
    box-shadow: 0 0 5px rgba(0,0,0,0.7);
    cursor: pointer;
}

/* Tooltip styling */
.leaflet-tooltip {
    padding: 5px;
    font-size: 12px;
    background-color: rgba(255, 255, 255, 0.9);
    border-color: #007bff;
    box-shadow: 0 0 5px rgba(0,0,0,0.2);
    white-space: nowrap;
}