style.css

.bigbox1 {
 width:100vw;
 height: 100vh;
 position: relative;
 background-color: black;
}

.bigbox {
 width:100vw;
 height: 100vh;
 position:absolute;
 top:0%;
 left:0%;
 margin-right:0%;
 transform: translate(0%,0%);
 background-color: black;
}

.goStim {
  width:9.8vw;
  height: 9.30vw;
  position:absolute;
  top:50%;
  left:50%;
  margin-right:-50%;
  transform: translate(-50%,-50%);
  background-color: black;
}


.triangleStim {
  width:1vw;
  height: 1vw;
  position:absolute;
  top:36.125%;
  left:45%;
  margin-right:0%;
  transform: translate(0%,0%);
}

.stopStim {
  width:5vw;
  height: 5vw;
  position:absolute;
  top:50%;
  left:50%;
  margin-right:-50%;
  transform: translate(-50%,-50%);
}

.shapebox {
  width: 25vw;
  height: 25vw;
  position: absolute;
  top:50%;
  left:50%;
  margin-right:-50%;
  transform: translate(-50%,-50%);
}


.decision-left {
  width:5vw;
  position:absolute;
  top:50%;
  left:30%;
  margin-right: 0%;
  transform: translate(0%,-50%);
}


.decision-right {
  width:5vw;
  position:absolute;
  top:50%;
  left:60%;
  margin-right: 0%;
  transform: translate(0%,-50%);
}





.fixation-gmParadigm {
  font-size: 150px;
  width:3vw;
  height: 3vw;
  position:absolute;
  top:51.25%;
  left:50%;
  margin-right:-50%;
  transform: translate(-50%,-50%);
  background-color: white;
}


.block-text2 {
  width:10%;
  height 10vw;
  top: 90%
  left: 0%
  text-align: justify;
  margin: 0 auto;
  margin-bottom: 1em;
  font-size: 20px;
  line-height: 120%;
	background-color: black;
}


img.center {
   height: auto;
   width: auto\9; /* ie8 */
   position: absolute;  
   top: 0;  
   bottom: 0;  
   left: 0;  
   right: 0;  
   margin: auto;  
   max-height: 65%;
}