html {
  height: 100%;
  overflow-x: hidden;
}
body {
  font-family: 'Roboto Condensed', sans-serif;
  min-height: 100%;
  text-align: center;
}
#categoryPics {
  font-size: 1em;
  font-style: italic;
  color: darkgrey;
  text-align: center;
}
.content {
  width: 95%;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}
#quiz-container {
width: 95%;
text-align: center;
padding: auto;
margin: auto;
}
#start-container {
  width: 95%;
  text-align: center;
  padding: auto;
  margin: auto;
  }
.vertical-center {
  margin: 0;
  position: absolute;
  top: 30%;
  -ms-transform: translateY(-30%);
  transform: translateY(-30%);
}

#question-container {
font-size: 1.5em;
width: 80%;
max-width: 500px;
margin-left: auto;
margin-right: auto;
font-weight: normal;
margin-bottom: 20px;
min-height: 3em;
line-height: 3em;
padding: 1em;
padding-top: 0;
border-bottom: 1px solid darkgray;
text-align: center;

}
#answer {
  font-size: 1em;
  width: 80%;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  font-weight: normal;
  margin-top: 1em;
  margin-bottom: 20px;
  padding: 1em;
  text-align: center;
}
#title {
  font-size: 1em;
  width: 80%;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
  font-weight: normal;
  margin-bottom: 20px;
  padding: 1em;
  text-align: center;
  
  }
#question {
  display: inline-block;
  vertical-align: middle;
  line-height: normal;
}

.btn {
display: block;
font-size: 1em;
width: 100%;
max-width: 500px;
min-height: 3em;
color: black;
text-decoration: none;
margin-left: auto;
margin-right: auto;
margin-bottom: 0.2em;
padding: 1em;
font-weight: normal;
text-align: center;
cursor: pointer;
background-color: white;
border: 1px solid darkgray;
transition: background-color 0.3s ease;
}
.btn-start {
  min-height: 6em;
}

.btn:hover {
background-color: #eeeeee;
}


.correct {
background-color: #5cb85c;
color: white;
}

.incorrect {
background-color: #d9534f;
color: white;
}
.explanation-card {
  font-size: 1em;
width: 80%;
max-width: 500px;
margin-left: auto;
margin-right: auto;
font-weight: bold;
margin-bottom: 20px;
min-height: 4em;
padding: 1em;
border-radius: 5px;
}

.accordion {
  display: block;
  font-size: 1em;
  width: 100%;
  max-width: 500px;
  min-height: 3em;
  color: black;
  text-decoration: none;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 0.2em;
  padding: 1em;
  font-weight: normal;
  text-align: center;
  cursor: pointer;
  background-color: white;
  border: 1px solid darkgray;
  transition: background-color 0.3s ease;
}

.active, .accordion:hover {
  background-color: #ccc; 
}

.panel {
  padding: 0 18px;
  display: none;
  font-size: 1em;
  width: 100%;
  max-width: 500px;
  min-height: 3em;
  color: black;
  text-decoration: none;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 0.2em;
  padding: 1em;
  font-weight: normal;
  background-color: white;
  transition: background-color 0.3s ease;
}
/*
@media (orientation: portrait) {
  #answer {
      position: absolute;
      bottom: 1em;
      width: 100%;
      margin-left: auto;
      margin-right: auto;
  }
}
*/