.checkbox {
  display: inline-block;
  position: relative;
  margin: 0 0 20px;
  font-size: 16px;
  line-height: 24px;
}
.checkbox__input {
  position: absolute;
  top: 4px;
  left: 0;
  width: 12px;
  height: 12px;
  opacity: 0;
  z-index: 0;
}
.checkbox__label {
  display: block;
  padding: 0 0 0 20px;
  cursor: pointer;
}
.checkbox__label:before {
  content: "";
  position: absolute;
  top: 4px;
  left: 0;
  width: 12px;
  height: 12px;
  background-color: transparent;
  border: 2px solid rgba(0, 0, 0, 0.54);
  border-radius: 2px;
  z-index: 1;
  transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  transition-property: background-color, border-color;
}
.checkbox__label:after {
  content: "";
  position: absolute;
  top: 6px;
  left: 5px;
  width: 4px;
  height: 8px;
  border-bottom: 2px solid transparent;
  border-right: 2px solid transparent;
  -webkit-transform: rotate(45deg);
          transform: rotate(45deg);
  z-index: 2;
  transition: border-color 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}
.checkbox__input:checked + .checkbox__label:before {
  background-color: rgb(250 166 26);
  border-color: rgb(250 166 26);
}
.checkbox__input:checked + .checkbox__label:after {
  border-color: #fff;
}
.mdl-textfield::placeholder{
  color:#000;
}

.ratingSection{
  width: auto;
  display: flex;
  flex-wrap: wrap;
  padding: 0;
  margin: 0;
  align-items: flex-start;
  align-content: flex-start;
  overflow: hidden;
  font-weight: 500;
}
.ratingSection .mdl-rating{
  margin-bottom: 16px;
  width: auto;
  margin-right: 32px;
}
.mdl-rating .mdl-textfield__label{
  color: rgba(0, 0, 0, .87);
  font-size: 0.8em;
  top: 0px;
  position: relative;
}
.stars {
  display: inline-block;
}
.stars_before{
  letter-spacing: 2px;
  line-height: 0.76em;
  background: linear-gradient(90deg, #2196f3 50%, #00000042 50%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 0.9em;
  user-select: none;
}
.rating {
  display: inline-block;
  position: relative;
  height: 23px;
  line-height: 24px;
  font-size: 26px;
  margin-top: 6px;
}
.review-container .feedback_section{
  padding: 16px;
    background-color: #f7f7f7;
    box-sizing: border-box;
    border-radius: 16px;
}
.review-container .feedback_section p{
  font-style: italic;
  font-size: 16px;
}
.review-container .feedback_section label{
  color: rgba(0, 0, 0, .87);
  font-size: 0.75em;
  top: 0px;
  position: relative;
  text-align: right;
  width: 100%;
  display: block;
}

.conversation_holder{
  max-width: 650px;
  margin: 0 auto;
}

.mb_holder{
  width: 100%;
  padding: 1px 16px;
  box-sizing: border-box;
  display:block;
}
.mb_holder span.user{
  display:none;
  justify-content: center;
  align-items:center;
  margin: 4px 8px 4px 4px;
  height: 24px;
}
.mb_holder.in span.user{
  flex-direction: row-reverse;
}
.mb_holder.in span.user p{
  margin: 0 0 0 8px;
}
.message_bubble .messageTime{
  display: flex;
  align-items: center;
  position: absolute;
  right: 12px;
  bottom: 4px;
  height: auto;
  opacity:1;
  -webkit-transition: all 250ms ease-in-out;
  -moz-transition: all 250ms ease-in-out;
  -ms-transition: all 250ms ease-in-out;
  -o-transition: all 250ms ease-in-out;
  transition: all 250ms ease-in-out;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  text-align: right;
}
.mb_holder.in .message_bubble .messageTime{
  right: unset;
  left: 12px;
  color: #000;
}
.mb_holder span.user div{
  width:24px;
  height:24px;
  border-radius:50%;
  overflow: hidden;
}
.mb_holder span.user div img{
  max-width:100%;
  max-height:100%;
  width: 100%;
  height: 100%;
  object-fit: cover;
  user-select: none;
  -webkit-user-drag: none;
}
.mb_holder.out span.user{
  float:right;
}
.mb_holder.in span.user{
  float:left;
}
.mb_holder.in + .mb_holder.out span.user{
  display:flex;
}
.mb_holder.out + .mb_holder.in span.user{
  display:flex;
}
.mb_holder_system + .mb_holder.out span.user{
  display:flex;
}
.mb_holder_system + .mb_holder.in span.user{
  display:flex;
}
.mb_holder_system + .mb_holder.out{
  margin-top:8px;
}
.mb_holder_system + .mb_holder.in{
  margin-top:8px;
}
.mb_holder.out + .mb_holder.in{
  margin-top:8px;
}
.mb_holder.in + .mb_holder.out{
  margin-top:8px;
}
.mb_holder_system .message_bubble{
  background-color: transparent;
  padding: 0.4em 0.8em 0.4em;
  border-radius: 22px;
  position: relative;
  box-shadow:none;
  max-width: 100vw;
  border: none;
  text-align: center;
  display: block;
  max-width: 100%;
}
.mb_holder_system .message_bubble .messageTime{
  position: relative;
  text-align: center;
  justify-self: center;
  width: fit-content;
  right: unset;
  height: unset;
  display: inline-block;
  bottom: 0;
  margin: 0 0 0 4px;
}
.mb_holder_system .message_bubble p{
  font-size: 0.85em;
  font-weight: 400;
  display: inline-block;
}
.mb_holder_system p::before{
  content: "";
  background: lightgray;
  border-radius: 50%;
  display: inline-block;
  width: 0.4em;
  height: 0.4em;
  margin-left: -0.8em;
  margin-top: 0.65em;
  position: absolute;
}
.mb_holder_system .green::before{
  background-color: #23b35473;
}
.message_bubble {
  background-color: #fff;
  padding: 0.4em 0.8em 1.5em;
  border-radius: 22px 22px 8px 8px;
  min-width: 120px;
  position: relative;
  max-width: 80vw;
  border: 1px solid #e9e9e9;
  clear: both;
  display: flex;
  max-width: 74%;
  word-break: break-all;
  flex-direction: column;
  -webkit-transition: all 250ms ease-in-out;
  -moz-transition: all 250ms ease-in-out;
  -ms-transition: all 250ms ease-in-out;
  -o-transition: all 250ms ease-in-out;
  transition: all 250ms ease-in-out;
}
.mb_holder.last .message_bubble{
  padding-right: 0.8em;
  padding-bottom: 1.2em;
}
.mb_holder.last .message_bubble .messageTime{
  opacity:1;
}
.mb_holder .message-audio-rec-cont{
  width: 100%;
  display: flex;
  flex-direction: row;
  padding: 0 0 0 0;
  margin: 6px 0 6px 0;
  justify-content: flex-end;
}
.mb_holder .message-audio-rec-cont .mdl-chip__action{
  height: 26px;
  width: 26px;
  margin-left: 12px;
  fill: #fff;
  border-radius: 50%;
  box-sizing: border-box;
  padding: 0;
  opacity: 1;
  -webkit-box-shadow: 0 0 0 0 #f80;
  box-shadow: 0 0 0 0 #f80;
}
@keyframes animate-recording-shadow {
  0% {
    -webkit-box-shadow: 0 0 0 4px #f80;
    box-shadow: 0 0 0 4px #f80;
  }
  50% {
    -webkit-box-shadow: 0 0 0 0px #f80;
    box-shadow: 0 0 0 0px #f80;
  }
  50% {
    -webkit-box-shadow: 0 0 0 4px #f80;
    box-shadow: 0 0 0 4px #f80;
  }
}
.mb_holder .message-audio-rec-cont.recording  .mdl-chip__action{
  background-color: #f80;
  -webkit-animation:animate-recording-shadow ease-in-out 1s infinite;
  animation:animate-recording-shadow ease-in-out 1s infinite;
}
.mb_holder .message-audio-rec-cont:hover .mdl-chip__action{
  opacity: 1;
}
.mb_holder .message-audio-rec-cont .mdl-chip__action svg{
  pointer-events: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.mb_holder .message-audio-rec-cont .message-audio-text-cont{
  display: flex;
  flex-direction: row-reverse;
  align-items: center;
}
.mb_holder .message-audio-rec-cont:hover .message-audio-text-cont p{
  color: rgb(255 255 255);
  pointer-events: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.mb_holder .message-audio-rec-cont .message-audio-text-cont p{
  font-size: 0.9em;
  font-weight: bold;
  color:rgb(255 255 255);
  user-select: none;
  width: 35px;
  flex-shrink: 0;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.mb_holder .message-audio-rec-cont .message-audio-text-cont .removeMessageSpan{
  color: #f80;
  margin-right: 12px;
  cursor: pointer;
  font-weight: bold;
  font-size: 0.8em;
  cursor: pointer;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.mb_holder .message-audio-rec-cont .message-audio-text-cont .removeMessageSpan .mdl-chip__action{
  margin-left: 0;
  margin-right: 0;
  height: 20px;
  width: 20px;
  opacity: .54;
}
.mb_holder .message-audio-rec-cont .message-audio-text-cont .removeMessageSpan .mdl-chip__action:hover{
  opacity: 1;
}
.message_bubble .struggle{
  font-size: 0.8em;
  font-weight: 500;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  width: fit-content;
  pointer-events: none;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.message_bubble.message_out .struggle{
  align-self: self-start;
}
.message_bubble .struggle::before {
  content: "\2022";
  color: #23b354;
  font-weight: bold;
  display: inline-block;
  width: 12px;
  margin-right: 4px;
  font-size: 2em;
  line-height: 0;
  margin-top: -4px;
}
.message_bubble.Expression .struggle::before {
  color: #23b354;
}
.message_bubble.Mistake .struggle::before {
  color: #f80;
}
.message_bubble.Verbe .struggle::before {
  color: #236ab3;
}
.message_bubble.Pronunciation .struggle::before {
  color: #000;
}
.mb_holder.in  .message_bubble.message_in {
  float: left;
  border-bottom-right-radius: 22px;
  text-align: left;
}
.mb_holder.out  .message_bubble.message_out {
  float: right;
  background-color: #23b354;
  border-bottom-left-radius: 22px;
  border: 1px solid rgb(35 179 84);
  color: #fff;
  text-align: right;
}
.mb_holder.out + .mb_holder.out .message_bubble.message_out{
  border-top-right-radius: 8px;
}
.mb_holder.in + .mb_holder.in .message_bubble.message_in{
  border-top-left-radius: 8px;
}
.mb_holder.out.last .message_bubble.message_out{
  border-bottom-right-radius: 22px;
  border-bottom-left-radius: 22px;
}
.mb_holder.in + .mb_holder.in.last .message_bubble.message_in{
  border-bottom-right-radius: 22px;
  border-bottom-left-radius: 22px;
}
.mb_holder.in.last .message_bubble.message_in{
  border-bottom-right-radius: 22px;
  border-bottom-left-radius: 22px;
}
.mb_holder.out.last .message_bubble.message_out{
  border-bottom-right-radius: 22px;
  border-bottom-left-radius: 22px;
}
.message_bubble p {
  font-size: 1em;
  font-weight: 500;
  margin-block-start: 0em;
  margin-block-end: 0em;
  height: fit-content;
  word-break: normal;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none; 
}
.message_bubble span {
  font-size: 0.75em;
}
.mb_holder:after {
  content: "";
  display: table;
  clear: both;
}

.checkbox__label-chip:before{
content: "";
    position: absolute;
    top: -6px;
    left: -19px;
    width: 34px;
    height: 34px;
    background-color: #999;
    /* border: 2px solid rgba(0, 0, 0, 0.54); */
    border-radius: 16px;
    z-index: 1;
    transition: all 0.28s cubic-bezier(0.4, 0, 0.2, 1);
    transition-property: background-color, border-color;
}


.checkbox__input-chip{
  position: absolute;
  top: -7px;
  left: -22px;
  width: 32px;
  height: 32px;
  opacity: 0;
  z-index: 0;
}


.checkbox__input-chip:checked + .checkbox__label-chip:after {
  border-color: #fff;
}
.checkbox__input-chip:checked + .checkbox__label-chip:before{
  background-color: rgb(20, 178, 83);
}

.checkbox__label-chip:after {
  content: "";
  position: absolute;
  top: 4px;
  left: -5.5px;
  width: 6px;
  height: 10px;
  border-bottom: 2px solid transparent;
  border-right: 2px solid transparent;
  -webkit-transform: rotate(45deg);
          transform: rotate(45deg);
  z-index: 2;
  transition: border-color 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}
.mdl-button--accent.mdl-button--accent.mdl-button--raised, .mdl-button--accent.mdl-button--accent.mdl-button--fab{
  background-color: rgb(68,138,255);
}
.mdl-tabs.is-upgraded .mdl-tabs__tab.is-active:after{
  background: rgb(33, 150, 243);
}
.mdl-radio__inner-circle{
  background: rgb(20, 178, 83);
}

/*------------------------ Chips -----------------------------*/
.chip-container-section{
  display: flex;
  width: auto;
  align-items: center;
  border: none;
  padding: 0;
  margin: 20px 0px 20px;
  position: relative;
  border-bottom: 1px solid rgba(0,0,0, 0.12);
}
.chip-container{
  height:27px;
  border-radius: 16px 0px 0px 16px;
  border-left: 1px solid #cdcdcd;
  border-top: 1px solid #cdcdcd;
  border-bottom: 1px solid #cdcdcd;
  align-items: center;
  display: flex;
  padding-left: 0px;
  border: none;
  max-width: 70%;
  flex-wrap: wrap;
}
.chip-container-section .chip-container .mdl-chip{
  margin-right: 2px 4px 2px 0px;
  height: 27px;
  line-height: 27px;
  padding: 0 4px 0px 8px;
}
.chip-container-section .chip-container .mdl-chip .mdl-chip__action{
  width: 22px;
  height: 22px;
}
.chip-container-section .chip-container .mdl-chip .mdl-chip__action .material-icons{
  font-size: 22px;
}
.chip-container-label{
  font-size: 16px;
  pointer-events: none;
  position: absolute;
  display: block;
  margin-top: 0px;
  width: 100%;
  overflow: hidden;
  white-space: nowrap;
  text-align: left;
  color: rgba(0,0,0,.76);
  font-size: 12px;
  margin-top: -22px;
  visibility: visible;
}

.chip-container-section .chip-input{
  font-size: 16px;
  padding: 0px;
  color: rgba(0,0,0,.86);
  width: auto;
  height: 29px;
  line-height: 29px;
}
.chip-container-section .chip-input::placeholder{
  color: rgba(0,0,0,.26);
}
.chip-container-section .chip-input:focus .chip-container-section{
  outline: 2px solid #14b253d1;
}
.chip-suggestion-bottom{
  width: 100%;
  max-height: 450px;
  background-color: #fff;
  position: absolute;
  margin-top: 30px;
  z-index: 2;
  overflow: auto;
  display: none;
  top: 0;
  left: 0;
  
}
.mdl-list__item .mdl-list__item-primary-content.vocabulary{
  display: flex;
}
.mdl-list__item .mdl-list__item-primary-content.vocabulary .definition{
  flex-grow:1;
}

.mdl-list__item-secondary-action.drag-li{
  cursor:grab;
}
.mdl-list__item-secondary-action.drag-li{
  cursor:grabbing;
}
.mdl-list__item--three-line .mdl-list__item-primary-content select{
  float: right;
}
.topic-li{
  cursor: grab;
}
.topic-li:hover{
  background-color: #448aff1f;
}

.topic-li.dragging{
  cursor: grabbing;
  background-color: #448aff40;
}
.question-li{
  cursor: grab;
  height: 70px;
}
.question-li:hover{
  background-color: #00000001;
}
.question-li.dragging{
  cursor: grabbing;
  background-color: #448aff40;
}
.question-li .mdl-list__item-secondary-action{
  cursor: pointer;
}
.chip-suggestion-bottom .searchContainerTittle{
  display: block;
}
.chip-suggestion-bottom .multiselectOptions{
  width: 100%;
  height: auto;
  padding: 0px 8px;
  box-sizing: border-box;
  max-height: 420px;
  overflow-y: scroll;
}
.chip-suggestion-bottom .multiselectOptions .mdl-list__item.mdl-list__item--three-line{
  flex-shrink: 0;
  height: auto;
}
.chip-suggestion-bottom .multiselectOptions .mdl-list__item.mdl-list__item--three-line:hover{
  background-color: rgb(33 150 243 / 25%);
}
.chip-suggestion-bottom .multiselectOptions .mdl-list__item.mdl-list__item--three-line:hover .mdl-list__item-primary-content>span{
  color: rgb(33 150 243 / 100%);
}
.chip-suggestion-bottom .multiselectOptions .mdl-list__item.mdl-list__item--three-line:hover .mdl-list__item-primary-content .mdl-list__item-text-body{
  color: rgba(0,0,0,.74);
}
.chip-suggestion-bottom .multiselectOptions .mdl-list__item.mdl-list__item--three-line .mdl-list__item-primary-content{
  height: fit-content;
}
.chip-suggestion-bottom .multiselectOptions .mdl-list__item.mdl-list__item--three-line .mdl-list__item-primary-content .mdl-list__item-text-body{
  height: fit-content;
  color: rgba(0,0,0,.74);
}
.chip-suggestion-bottom .multiselectOptions .mdl-list__item.mdl-list__item--three-line .mdl-list__item-secondary-content{
  height: unset;
}
.chip-suggestion-bottom .closeSearchResult{
  display: block;
  float: right;
}
.page-content-right-body.col-small .mdl-grid .mdl-cell{
  width: calc(100% - 16px);
}

.page-content-right-body.col-medium .mdl-grid .mdl-cell--1-col{
  width: calc(12.5% - 16px);
}
.page-content-right-body.col-medium .mdl-grid .mdl-cell--2-col{
  width: calc(25% - 16px);
}
.page-content-right-body.col-medium .mdl-grid .mdl-cell--3-col{
  width: calc(37.5% - 16px);
}
.page-content-right-body.col-medium .mdl-grid .mdl-cell--4-col{
  width: calc(50% - 16px);
}
.page-content-right-body.col-medium .mdl-grid .mdl-cell--5-col{
  width: calc(62.5% - 16px);
}
.page-content-right-body.col-medium .mdl-grid .mdl-cell--6-col{
  width: calc(75% - 16px);
}
.page-content-right-body.col-medium .mdl-grid .mdl-cell--7-col{
  width: calc(87.5% - 16px);
}
.page-content-right-body.col-medium .mdl-grid .mdl-cell--8-col{
  width: calc(100% - 16px);
}
.page-content-right-body.col-medium .mdl-grid .mdl-cell--9-col{
  width: calc(100% - 16px);
}
.page-content-right-body.col-medium .mdl-grid .mdl-cell--10-col{
  width: calc(100% - 16px);
}
.page-content-right-body.col-medium .mdl-grid .mdl-cell--11-col{
  width: calc(100% - 16px);
}
.page-content-right-body.col-medium .mdl-grid .mdl-cell--12-col{
  width: calc(100% - 16px);
}
.checkbox__input_hidden:checked + label{
  
}
.list-item-checkbox{
  align-items: flex-start;
}
.list-item-checkbox .checkbox{
  margin-top: -1px;
}
.list-item-checkbox-input:checked  + label{
  
}

.inputUnderSearchContainer{
  display: none;
  width: 100%;
  position: absolute;
  min-height: 300px;
  background-color: #fff;
  margin-top: -20px;
  z-index: 9;
}
.input-number{
  width: 100%;
  min-width:30px;
  padding: 4px 8px 5px 8px;
  border-radius: 4px;
  border: 1px solid #c5c5c5;
  box-sizing: border-box;
}
.input-number:focus{
  outline-color: #448aff;
}
.input-select{
  width: 100%;
  min-width: 30px;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid #c5c5c5;
  font-size: 14px;
  box-sizing: border-box;
}
.input-select:focus{
  outline-color: #14b253;
}
.mdl-selectfield--floating-label.is-invalid .mdl-selectfield__label{
  font-size: 12px;
  /*color: rgb(222, 50, 38);*/
  color: rgba(0,0,0, 1);
}
.mdl-textfield--floating-label.is-invalid .mdl-textfield__label{
  color: rgba(0,0,0, 1);
}

.mdl-icon-toggle.is-checked .mdl-icon-toggle__label {
  color: rgb(68,138,255);
}
.mdl-icon-toggle{
  display: flex;
  flex-direction: row;
  align-items: center; 
}
.bottom-field-search-container{
  position: absolute;
  width: 100%;
  margin: -20px 0px 0;
  background-color: #fff;
  display: none;
  padding: 12px;
  box-sizing: border-box;
  z-index: 2;
}
.bottom-field-search-container.visible{
  display: flex;
  flex-direction: column;
}
.bottom-field-search-container .chip-suggestion-bottom{
  margin-top: 0;
  position: relative;
}
.bottom-field-search-container .searchField-closeBtn-cont{
  display: flex;
  flex-direction: row;
  width: 100%;
  padding: 8px 0;
}