app/bundles/CoreBundle/Assets/builder/builder.less

.mautic-editable {
  min-height: 75px;
  width: 100%;
  border: dashed 1px #000;
  margin-top: 3px;
  margin-bottom: 3px;

  &.over-droppable {
    border: dashed 2px #4e5e9e;
    -webkit-box-shadow: 0px 0px 2px 2px rgba(0, 0, 0, .75);
    -moz-box-shadow: 0px 0px 2px 2px rgba(0, 0, 0, .75);
    box-shadow: 0px 0px 2px 2px rgba(0, 0, 0, .75);
  }
}

.mautic-editable-placeholder {
  height: 100%;
  width: 100%;
  text-align: center;
  margin-top: 25px;
}

div[contentEditable=true]:empty:not(:focus):before {
  content: attr(data-placeholder);
  padding: 5px;
  display: table-cell;
}

.inline-token-list {
  max-height: 200px;
  overflow-y: auto;
  overflow-x: hidden;
  margin-bottom: 20px;
  padding-left: 0;
  width: 240px;
}

.inline-token {
  position: relative;
  display: block;
  padding: 5px;
  margin-bottom: -1px;
  background-color: #ffffff;
  border: 1px solid #f7f7f7;
  color: #f7f7f7;
  font-size: 12px;

  &:first-child {
    border-top-right-radius: 4px;
    border-top-left-radius: 4px;
  }

  &:last-child {
    margin-bottom: 0;
    border-bottom-right-radius: 4px;
    border-bottom-left-radius: 4px;
  }
}

a.inline-token {
  color: #000000;
  text-decoration: none;
  font-family: "Source Sans 3", Helvetica, Arial, sans-serif;
  line-height: 1.3856;

  &:hover,
  &:focus {
    background-color: #DBDFEC;
  }

  .text-muted {
    color: #8393a2;
  }
}