ModelProject/Library/PackageCache/com.unity.2d.animation@5.1.1/Editor/Assets/SkinningModule/ToolbarStyle.uss

/**********************************************************************************************************************/
/* Toolbar                                                                                                         */
/**********************************************************************************************************************/

.Toolbar {
     flex:0 0 auto;
     padding-bottom : 10px;
}

Button {
    align-items: center;
    margin-left: 1px;
    margin-right: 1px;
    margin-top: 1px;
    margin-bottom: 1px;
    flex-direction : row;
    border-left-width: 1px;
    border-right-width: 1px;
    border-bottom-width: 1px;
    border-top-width: 1px;
    border-top-left-radius: 3px;
    border-top-right-radius: 3px;
    border-bottom-left-radius: 3px;
    border-bottom-right-radius: 3px;
    padding-left:2px;
    padding-right:2px;
    padding-bottom:2px;
    padding-top:2px;
}

Button > Image {
    width: 16px;
    height: 16px;
}

.Collapse Button {
    margin-top: -1px;
    width: 26px;
    height: 26px;
}

Button > .unity-label {
    margin-left: 2px;
    margin-right: 0;
    margin-top: 0;
    margin-bottom: 0;
    padding-left: 0;
    padding-right: 0;
    padding-top: 0;
    padding-bottom: 0;
    -unity-text-align : middle-left;
}

.Collapse Button > Label {
    display: none;
}

.unity-button:checked {
    background-color: #747474;
}

PopupWindow {
    border-left-width :2px;
    border-right-width :2px;
}

.Dark PopupWindow{
}

.Collapse PopupWindow
{
    color: rgba(255, 255, 255, 0);
    background-color: rgba(255, 255, 255, 0);
    border-color: rgba(255, 255, 255, 0);
    align-items: center;
}

.Collapse PopupWindow > VisualElement
{
    padding-top: 4px;
}