* {
  box-sizing: border-box;
}

.centered {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

.scrollable {
  height: auto;
  max-height: 80vh;
  overflow: auto;
}

.correct {
  background-color: greenyellow;
}

.wrong {
  background-color: red;
}

body {
  background-image: linear-gradient(
    95.2deg,
    rgba(173, 252, 234, 1) 26.8%,
    rgba(192, 229, 246, 1) 64%
  );
}

#user-interface {
  font-family: 'Nunito', sans-serif;
}

#welcome-title {
  padding-top: 25px;
}

h1 {
  padding-top: 20px;
  margin: 3% 10% 0px;
}

.block_white, .last-page-div{
  width: 90vw;
 /*max-width: 500px;*/
  height: 50vh;
  min-height:250px;
  background-color: white;
  border-radius: 10px;
  box-shadow: 0px 3px 10px rgba(0, 0, 0, 0.313);
  animation: image-slide 1s ease-in-out;
}

.question_block_white {
  width:90vw;
/*  max-width:900px; */
  background-color: white;
  padding: 15px 30px;
  border-radius: 15px;
  box-shadow: 0px 3px 10px rgba(0, 0, 0, 0.313);
  display: flex;
  align-items: center;
  flex-direction: column;
}

ul {
  list-style: none;
  width: 90%;
  padding: 60px 0px 30px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  grid-gap: 10px;
  column-gap: 30px;
  margin: auto;
  align-items: center;
}

li { 
  padding: 4% 10px;
  border: 1px solid rgb(43, 43, 43);
  border-radius: 20px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

li:hover {
  background-color: black;
  color: white;
}

@keyframes image-slide {
  0% {
    transform: translateY(6px);
    opacity: 0;
  }

  100% {
    transform: translateY(0px);
    opacity: 1;
  }
}


@keyframes switchColor {
  0% {
    background-color: #ccb4f5;
  }
  25% {
    background-color: #ccb4f5;
  }
  26% {
    background-color: #b4f5ed;
  }
  50% {
    background-color: #b4f5ed;
  }
  51% {
    background-color: #f5b4bc;
  }
  75% {
    background-color: #f5b4bc;
  }
  76% {
    background-color: #dcf5b4;
  }
  100% {
    background-color: #dcf5b4;
  }
}

#start-quiz-button,
#continue-quiz-button,
#restart-quiz-button {
  color: rgb(0, 0, 0);
  border: 2px solid black;
  padding: 10px 20px;
  margin-bottom: 10px;
  cursor: pointer;
  font-size: 1.5em;
  border-radius: 15px;
  transition: background-color 0.6s;
  box-shadow: 0px 3px 0px 0px black;
  animation-name: switchColor;
  animation-iteration-count: infinite;
  animation-duration: 1.2s;
}

#start-quiz-button:hover,
#continue-quiz-button:hover,
#restart-quiz-button:hover {
  transform: translateY(3px);
  box-shadow: 0px 1px 0px 0px black;
}

#next-question-button {
  background-color: rgb(70, 70, 237);
  color: white;
  border: none;
  padding: 10px 20px;
  margin: 1.5vh 0 1vh 0;
  cursor: pointer;
  outline: inherit;
  font-size: 1em;
  border-radius: 20px;
  transition: background-color 0.3s ease;
  
}

#next-question-button:hover {
  background-color: blue;
  color: white;
}

#skip-question-button {
  border: none;
  padding: 12px 15px;
  background-color: rgb(0, 0, 0);
  color: white;
  cursor: pointer;
  border-radius: 20px;
  transition: background-color 0.3s ease;
  margin-bottom: 2vh;
  margin-top: 1vh;
  display: block;
}


#skip-question-button:hover {
  background-color: rgb(48, 48, 48);
}

.name-label {
  display: block;
  font-size: 1.3em;
  border-radius: 10px;
  margin: 0;
  color: blueviolet;
  margin-bottom: 20px;
}

#userName {
  display: inline-block;
  font-size: 1.2em;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid black;
  outline: none;
  background: none;
  margin-bottom: 20px;
}


li::first-letter {
  opacity: 0;
}
@media (min-width: 768px) {

.block_white,.last-page-div {
  width: 500px;
}
.question_block_white {
  width: 85vw;
  max-width: 900px;
}
}

.last-page-div { 
  display: flex;
  align-items: center;
  flex-direction: column;
}
.gif-style {
  width: 200px;
  margin: 20px 0px;
}