.slider {
  /* default is width 400 and margin 10 */
	width: 400;
	margin: 10px;
}
.hidden { 
    display: none; }

.unhidden { 
    display: block; }

.arcButton {
    background-color: white; /* Green */
    border: none;
    color: black;
    padding: 3px 0px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 22px;
    margin: 0px 0px;
    -webkit-transition-duration: 0.4s; /* Safari */
    transition-duration: 0.4s;
    cursor: pointer;
}

.arcButton:hover{
    background-color:#f44336; /*Green*/
}

.instruction{
    color:#424242;
    text-align: justify;
    font-size: 16px;
    padding-top: .6em;
    padding-bottom: .5em;
	 
}
.targetSen{
    text-align:center;
    font-size:22;
}
.notBoth{
    color: red;
    font-size:22;
}
.row {
    padding-bottom: .5em;
}
.retryButton{
    font-color: black;
    padding: 1px 8px;
  
}
.retryButton:hover{
    background-color: #f44336;
    padding: 1px 8px;
}
.continueButton{
    padding: 1px 8px;
}

.continueButton:hover{
   background-color: #008CBA;
   padding: 1px 8px;
}