/*---------------------------------------------------クイズの中----------------------------------*/
.quiz-inner{
    margin-left: 100px;
    margin-right: 100px;
    margin-top: 50px;
    margin-bottom: 50px;
    height: 100vh;
}
caption{
    margin-bottom: 5px;
}
table{
    padding: 5px;
}
th{
    padding: 10px;
}
td{
    padding: 10px;
}
.page-title{
    border-bottom: double 5px #17adec;
}
.quiz-title{
    margin-top: 50px;
}
.quiz-text{
    margin-left: 100px;
    font-size: 1.2rem;
}
.quiz-text a{
    font-weight: bold;
}
.select{
    color: brown;
}
.question{
    color: #fff;
}
.blackboard-box{
    background: #104300;
    margin: 4em 0;
    padding: 1em 1em 0 1em;
    border: 8px solid #a60;
    box-shadow: 2px 2px 4px #999, 2px 2px 2px #020 inset;

  }
  
  .blackboard-box p{
    margin: 0;
    padding: 0;
    color: #fff;
    text-shadow: 0px 0px 2px #fff;
  }
  
  .chalk1{
    display: block;
    margin-top: 10px;
    margin-left: 90%;
    border: solid 3px #fff;
    width: 15px;
    height: 6px;
    border-radius: 3px 2px 0 2px;
  }
  
  .chalk2{
    display: block;
    margin-top: -6px;
    margin-left: calc(90% - 30px);
    border: solid 3px #ffee58;
    width: 20px;
    height: 6px;
    border-radius: 3px 2px 0 2px;
  }