html, body {
margin: 0;
padding: 0;
overflow: hidden;
background-color: #121212;
color: #e0e0e0;
font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

#toolbar {
position: fixed;
top: 10px;
left: 10px;
z-index: 10;
background: rgba(40, 40, 40, 0.9);
padding: 12px;
border-radius: 8px;
box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
display: flex;
flex-wrap: wrap;
gap: 6px;
align-items: center;
border: 1px solid #444;
}

#canvas {
position: absolute;
top: 0;
left: 0;
background: #1e1e1e;
cursor: crosshair;
}

button {
margin: 2px;
padding: 6px 12px;
background-color: #333;
color: #e0e0e0;
border: 1px solid #555;
border-radius: 4px;
cursor: pointer;
transition: all 0.2s ease;
}

button:hover {
background-color: #444;
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

button.active {
background-color: #555;
border-color: #777;
box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.3);
}

#imgLoader {
color: #e0e0e0;
background-color: #333;
border-radius: 4px;
padding: 6px;
cursor: pointer;
}

#colorPicker {
margin: 2px 8px;
cursor: pointer;
width: 30px;
height: 30px;
border: none;
border-radius: 4px;
background: none;
}

#penSize {
width: 60px;
background-color: #333;
color: #e0e0e0;
border: 1px solid #555;
border-radius: 4px;
padding: 4px;
}

.toolbar-group {
display: flex;
align-items: center;
border-right: 1px solid #444;
padding-right: 8px;
margin-right: 8px;
}

/* Dropdown menus */
.dropdown {
position: relative;
display: inline-block;
}

.dropdown-content {
display: none;
position: absolute;
background-color: #333;
min-width: 160px;
box-shadow: 0 8px 16px rgba(0,0,0,0.3);
z-index: 11;
border-radius: 4px;
border: 1px solid #555;
max-height: 300px;
overflow-y: auto;
}

.dropdown-content button {
display: block;
width: 100%;
text-align: left;
border-radius: 0;
border: none;
border-bottom: 1px solid #444;
}

.dropdown-content button:last-child {
border-bottom: none;
}

.dropdown-content button:hover {
background-color: #444;
}

.dropdown:hover .dropdown-content {
display: block;
}

.team-selection button {
padding: 8px 16px;
margin: 4px;
}

.team-selection button.blu {
background-color: #1a3d5e;
border-color: #2a6db8;
}

.team-selection button.blu:hover {
background-color: #2a6db8;
}

.team-selection button.red {
background-color: #5e1a1a;
border-color: #b82a2a;
}

.team-selection button.red:hover {
background-color: #b82a2a;
}

.stamp-selection {
display: none;
padding: 8px;
}

.stamp-selection.active {
display: block;
}

/* Team buttons */
button.team-blu {
background-color: #1a3d5e;
border-color: #2a6db8;
}

button.team-blu:hover {
background-color: #2a6db8;
}

button.team-red {
background-color: #5e1a1a;
border-color: #b82a2a;
}

button.team-red:hover {
background-color: #b82a2a;
}