.ql-container .qlbt-selection-line.qlbt-selection-line-left::before {
  position: absolute;
  left: -2px;
  top: -2px;
  content: '';
  width: 5px;
  height: 5px;
  background-color: #0589f3;
  border-radius: 5px;
}
.ql-container .qlbt-selection-line.qlbt-selection-line-right::before {
  position: absolute;
  right: -2px;
  bottom: -3px;
  content: '';
  width: 5px;
  height: 5px;
  background-color: #0589f3;
  border-radius: 5px;
}
.quill-better-table-wrapper {
  overflow-x: auto;
}
table.quill-better-table {
  table-layout: fixed;
  border-collapse: collapse;
}
table.quill-better-table td {
  border: 1px solid #000;
  padding: 2px 5px;
}
.qlbt-operation-menu {
  background-color: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  font-size: 14px;
  z-index: 100;
  overflow: hidden;
}
.qlbt-operation-menu .qlbt-operation-menu-dividing {
  height: 1px;
  background-color: #efefef;
}
.qlbt-operation-menu .qlbt-operation-menu-subtitle {
  color: #999;
  font-size: 14px;
  padding: 5px 16px;
}
.qlbt-operation-menu .qlbt-operation-color-picker {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  padding: 0 16px 10px;
  background-color: #fff;
  overflow: hidden;
}
.qlbt-operation-menu .qlbt-operation-color-picker .qlbt-operation-color-picker-item {
  width: 20px;
  height: 20px;
  border: 1px solid #595959;
  margin-right: 5px;
  margin-bottom: 5px;
  cursor: pointer;
}
.qlbt-operation-menu .qlbt-operation-menu-item {
  display: flex;
  align-items: center;
  padding: 10px 16px;
  background-color: #fff;
  cursor: pointer;
  color: #595959;
  overflow: hidden;
  text-overflow: ellipsis;
}
.qlbt-operation-menu .qlbt-operation-menu-item:hover {
  background-color: #efefef;
}
.qlbt-operation-menu .qlbt-operation-menu-item .qlbt-operation-menu-icon {
  margin-right: 8px;
  height: 20px;
  width: 20px;
  font-size: 0;
}
.qlbt-col-tool {
  position: absolute;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  z-index: 99;
  height: 16px;
}
.qlbt-col-tool .qlbt-col-tool-cell {
  position: relative;
  background-color: #fff;
  border-top: 1px solid #000;
  border-right: 1px solid #000;
  border-bottom: 1px solid #000;
}
.qlbt-col-tool .qlbt-col-tool-cell:first-child {
  border-left: 1px solid #000;
}
.qlbt-col-tool .qlbt-col-tool-cell-holder {
  position: absolute;
  right: -1px;
  top: 0;
  bottom: 0;
  z-index: 3;
  width: 1px;
  background-color: transparent;
  cursor: ew-resize;
}
.qlbt-col-tool .qlbt-col-tool-cell-holder:hover {
  background-color: #0589f3;
}
.qlbt-col-tool .qlbt-col-tool-cell-holder::before {
  content: "";
  position: absolute;
  top: 0;
  left: -6px;
  display: block;
  width: 8px;
  height: 100%;
}
.qlbt-col-tool .qlbt-col-tool-cell-holder::after {
  content: "";
  position: absolute;
  top: 0;
  right: -6px;
  display: block;
  width: 8px;
  height: 100%;
}