style.css

@font-face {
  font-family: 'Inconsolata';
  src: url('Fonts/Inconsolata-Regular.ttf');
}
@font-face {
  font-family: 'NunitoSemiBold';
  src: url('Fonts/Nunito-SemiBold.ttf');
}
@font-face {
  font-family: 'NunitoBold';
  src: url('Fonts/Nunito-Bold.ttf');
}

html, body{
  margin: 0;
  background-color: #2B2B2B;
  color: white;
  text-align: center;
  margin-top: 60px;
  padding-bottom: 30px;
}

.top-bar{
  position: fixed;
  height: 60px;
  line-height: 60px;
  width: 100%;
  background-color: black;
  top: 0;
  left: 0;
  z-index: 1000;
  text-align: left;
}

.top-bar-item{
  display: inline-block;
  padding-left: 50px;
}

.top-bar-item a{
  font-family: "NunitoSemiBold";
  color: white;
  text-decoration: none;
}

.bottom-bar{
  position: fixed;
  height: 30px;
  line-height: 30px;
  width: 100%;
  background-color: #222222;
  bottom: 0;
  left: 0;
  z-index: 1000;
}

.bottom-text{
  font-family: "NunitoSemiBold";
  font-size: 14px;
  color: #FFFFFF;
  margin-left: 50px;
}

.button-top{
  position: fixed;
  height: 50px;
  width: 50px;
  background-color: #3B3B3B;
  bottom: 100px;
  right: 100px;
  border-radius: 100%;
  cursor: pointer;
}

.button-top:hover{
  background-color: #5E5E5E;
}

.button-help{
  position: fixed;
  bottom: 50px;
  left: 50px;
  font-family: "NunitoSemiBold";
  font-size: 20px;
  user-select: none;
  cursor: pointer;
  display: none;
}

.button-scores{
  position: fixed;
  bottom: 50px;
  right: 50px;
  font-family: "NunitoSemiBold";
  font-size: 20px;
  user-select: none;
  cursor: pointer;
  display: none;
}

.page-title{
  margin-top: 100px;
  font-size: 40px;
  font-family: "NunitoBold";
}

.box{
  width: 80%;
  margin: 0 auto;
  margin-top: 50px;
  font-family: "NunitoSemiBold";
  font-size: 22px;
}

.title{
  font-family: "NunitoSemiBold";
  font-size: 27px;
  margin-top: 50px;
  margin-bottom: 30px;
}

.code{
  white-space: pre;
  text-align: left;
  font-size: 20px;
  font-family: "Inconsolata";
  overflow: scroll;
  transform: translate(100%,0);
  background-color: #464646;
  width: 50%;
  margin-left: -25%;
  margin-top: 30px;
  margin-bottom: 30px;
  box-sizing: border-box;
  padding-right: 40px;
  padding-left: 20px;
}

.line-number{
  font-size: 20px;
  user-select: none;
  margin-right: 10px;
  color: #888888;
}

.option-wrapper{
  transform: translate(100%,0);
  background-color: #464646;
  width: 50%;
  margin-left: -25%;
  text-align: left;
  padding: 0px 40px 25px 40px;
  box-sizing: border-box;
  user-select: none;
}

.option{
  font-family: "NunitoSemiBold";
  font-size: 20px;
  margin-top: 25px;
  height: 18px;
}

label{
  word-break: break-all;
}

.button{
  padding: 3px 15px;
  line-height: 45px;
  outline: none;
  border: none;
  user-select: none;
  cursor: pointer;
  border-radius: 5px;
  background-color: #2087ED;
  color: white;
  font-family: "NunitoBold";
  font-size: 30px;
  box-shadow: 0px 0px 12px 4px rgba(0, 0, 0, 0.3);
}

.button:active{
  background-color: #016fdc;
  box-shadow: 0px 0px 5px 2px rgba(0, 0, 0, 0.3);
}

.button-start{
  position: absolute;
  width: 150px;
  top: calc(50% - 25px);
  left: calc(50% - 75px);
  background-color: #6e14ff;
}

.button-start:active{
  background-color: #7e38ef;
}

.button-finish{
  font-size: 23px;
  padding: 0px 19px;
  line-height: 45px;
  margin-top: 50px;
  margin-right: 20%;
  margin-bottom: 100px;
}

.button-next{
  font-size: 23px;
  padding: 0px 19px;
  height: 45px;
  margin-left: 20%;
}

.button-finish-last{
  font-size: 23px;
  padding: 0px 19px;
  line-height: 45px;
  margin-top: 50px;
  margin-bottom: 100px;
}

.results{
  margin-top: 50px;
  font-size: 23px;
}

.results-top-row{
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  font-size: 18px;
  text-transform: uppercase;
  color: #5E5E5E;
  padding-bottom: 5px;
}

.results-top-row-index{
  grid-column: 1 / 1;
}

.results-top-row-answer{
  grid-column: 2 / 2;
}

.results-top-row-difficulty{
  grid-column: 3 / 3;
}

.results-top-row-points{
  grid-column: 4 / 4;
}

.results-row{
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  padding-top: 10px;
  padding-bottom: 10px;
  background-color: #464646;
}

.results-index{
  grid-column: 1 / 1;
}

.results-answer{
  grid-column: 2 / 2;
}

.results-difficulty{
  grid-column: 3 / 3;
  text-transform: capitalize;
}

.results-points{
  grid-column: 4 / 4;
}

.results-incorrect{
  color: #F92672;
}

.results-correct{
  color: #A6E22E;
}

.total-points{
  margin-top: 70px;
  margin-bottom: 70px;
  font-size: 30px;
}

.box2{
  margin-top: 0px;
}

.nickname{
  font-family: "NunitoSemiBold";
  font-size: 23px;
  outline: none;
  border: none;
  border-radius: 5px;
  background-color: #464646;
  color: white;
  padding: 3px 15px;
  line-height: 45px;
  height: 45px;
  margin-right: 25px;
  width: 236px;
}

.button-addtoleaderboard{
  font-size: 23px;
  height: 45px;
  line-height: normal;
  margin-left: 25px;
  width: 236px;
  white-space: nowrap;
}

.or{
  color: #5E5E5E;
  margin-top: 30px;
  margin-bottom: 30px;
}

.button-playagain{
  margin-bottom: 100px;
}

.scores-top-row{
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  font-size: 18px;
  text-transform: uppercase;
  color: #5E5E5E;
  padding-bottom: 5px;
}

.scores-row{
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  padding-top: 10px;
  padding-bottom: 10px;
  background-color: #464646;
}

.scores-rank{
  grid-column: 1 / 1;
}

.scores-nickname{
  grid-column: 2 / 2;
}

.scores-points{
  grid-column: 3 / 3;
}

.add-successful{
  width: 200px;
  height: 200px;
  position: absolute;
  top: calc(50% - 100px);
  left: calc(50% - 100px);
  border-radius: 100%;
  background-color: #A6E22E;
  box-shadow: 0px 0px 12px 4px rgba(0, 0, 0, 0.3);
  background-image: url("tick.svg");
  background-repeat: no-repeat;
  background-size: 120px 120px;
  background-position: center;
}

.add-successful::after{
  content: "Added to leaderboard!";
  font-family: "NunitoSemiBold";
  font-size: 30px;
  white-space: nowrap;
  position: absolute;
  transform: translate(-50%, 0%);
  bottom: -70px;
}

.add-unsuccessful{
  width: 200px;
  height: 200px;
  position: absolute;
  top: calc(50% - 100px);
  left: calc(50% - 100px);
  border-radius: 100%;
  background-color: #F92672;
  box-shadow: 0px 0px 12px 4px rgba(0, 0, 0, 0.3);
  background-image: url("error.svg");
  background-repeat: no-repeat;
  background-size: 120px 120px;
  background-position: center;
}

.add-unsuccessful::after{
  content: "There was an error!";
  font-family: "NunitoSemiBold";
  font-size: 30px;
  white-space: nowrap;
  position: absolute;
  transform: translate(-50%, 0%);
  bottom: -70px;
}

.instructions{
  margin-top: 50px;
}

.instructions div{
  margin-top: 8px;
}