.TWPT-avatars {
  display: flex;
  flex-direction: row;
  min-width: 84px;
  overflow-x: hidden;
  margin-inline-start: 14px;
}

.TWPT-avatars .TWPT-avatar,
    .TWPT-avatars .TWPT-avatar-private-placeholder {
  height: 28px;
  width: 28px;
  align-self: center;
  border-width: 0;
  border-radius: 50%;
  margin-inline-start: -4px;
}

.TWPT-avatars .TWPT-avatar:first-child,
    .TWPT-avatars .TWPT-avatar-private-placeholder:first-child {
  margin-inline-start: 6px;
}

html:not([dir="rtl"]) .TWPT-avatars .TWPT-avatar:not(:first-child) {
  /* This mask is defined as an svg to have smooth/antialiased borders. */
  mask: url('data:image/svg+xml,%3Csvg%20viewBox%3D%220%200%2028%2028%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%0A%20%20%3Cdefs%3E%0A%20%20%20%20%3Cmask%20id%3D%22circle%22%3E%0A%20%20%20%20%20%20%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20fill%3D%22%23fff%22%2F%3E%0A%20%20%20%20%20%20%3Ccircle%20cx%3D%22-10%22%20cy%3D%2214%22%20r%3D%2216.5%22%20fill%3D%22%23000%22%2F%3E%0A%20%20%20%20%3C%2Fmask%3E%0A%20%20%3C%2Fdefs%3E%0A%20%20%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20mask%3D%22url(%23circle)%22%2F%3E%0A%3C%2Fsvg%3E');
  -webkit-mask: url('data:image/svg+xml,%3Csvg%20viewBox%3D%220%200%2028%2028%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%0A%20%20%3Cdefs%3E%0A%20%20%20%20%3Cmask%20id%3D%22circle%22%3E%0A%20%20%20%20%20%20%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20fill%3D%22%23fff%22%2F%3E%0A%20%20%20%20%20%20%3Ccircle%20cx%3D%22-10%22%20cy%3D%2214%22%20r%3D%2216.5%22%20fill%3D%22%23000%22%2F%3E%0A%20%20%20%20%3C%2Fmask%3E%0A%20%20%3C%2Fdefs%3E%0A%20%20%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20mask%3D%22url(%23circle)%22%2F%3E%0A%3C%2Fsvg%3E');
}

html[dir="rtl"] .TWPT-avatars .TWPT-avatar:not(:first-child) {
  mask: url('data:image/svg+xml,%3Csvg%20viewBox%3D%220%200%2028%2028%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%0A%20%20%3Cdefs%3E%0A%20%20%20%20%3Cmask%20id%3D%22circle%22%3E%0A%20%20%20%20%20%20%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20fill%3D%22%23fff%22%2F%3E%0A%20%20%20%20%20%20%3Ccircle%20cx%3D%2238%22%20cy%3D%2214%22%20r%3D%2216.5%22%20fill%3D%22%23000%22%2F%3E%0A%20%20%20%20%3C%2Fmask%3E%0A%20%20%3C%2Fdefs%3E%0A%20%20%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20mask%3D%22url(%23circle)%22%2F%3E%0A%3C%2Fsvg%3E');
  -webkit-mask: url('data:image/svg+xml,%3Csvg%20viewBox%3D%220%200%2028%2028%22%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%3E%0A%20%20%3Cdefs%3E%0A%20%20%20%20%3Cmask%20id%3D%22circle%22%3E%0A%20%20%20%20%20%20%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20fill%3D%22%23fff%22%2F%3E%0A%20%20%20%20%20%20%3Ccircle%20cx%3D%2238%22%20cy%3D%2214%22%20r%3D%2216.5%22%20fill%3D%22%23000%22%2F%3E%0A%20%20%20%20%3C%2Fmask%3E%0A%20%20%3C%2Fdefs%3E%0A%20%20%3Crect%20width%3D%22100%25%22%20height%3D%22100%25%22%20mask%3D%22url(%23circle)%22%2F%3E%0A%3C%2Fsvg%3E');
}

.TWPT-avatars .TWPT-avatar {
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
}

.TWPT-avatars .TWPT-avatar-private-placeholder {
  line-height: 28px;
  text-align: center;
  color: #35363a;
  background-color: #dadce0;
  font-size: 20px;
  font-family: 'Google Material Icons';
  cursor: help;
}

/*
 * Changing styles of existing elements so the avatars fit.
 *
 * NOTE: The first px value is the pixels already removed by the default CSS
 * styles. The second px value is the value substracted due to the avatars.
 */
body.TWPT-threadlistavatars-enabled ec-thread-summary .main-header .action .header .header-content {
  width: calc(100% - 160px - 98px);
}