body {
  background-color:#FFFFFF;
  display: flex;
  text-align: center;
  justify-content: center;
  flex-direction: column;
  
}

/* canvas {
  background-image: url("images/ant.jpeg");
  background-repeat: no-repeat;
  background-size: 1250px 600px;
  display: block;
  margin: 0 auto;
  border: black 2px solid;
  padding: 100


} */


p {
	margin-left: 20%;
	margin-right: 20%;
  text-align: center;
}

h2{
  text-align: center;
  margin-bottom: 10px;
}
span{
  font-size:20px;
}

div{
  font-size:20px;
  text-align: center;
  padding-left: 0px;
  padding-right:0px;
}


button {
  background-color: #4CAF50; 
  border: none;
  color: white;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  margin: 4px 2px;
  cursor: pointer;
}

button:hover {
  background-color: #e7e7e7;
  color: black;
}

.input-group {
  text-align:center;
}

.screentest {
  display: flex;
  justify-content: center;
  min-width:1250px;
  min-height: 600px;
}

h3 {
	text-align: center;
	font-size: 32px;
	font-family: arial, helectiva, times new roman;
}
.sliderticks {
  display: flex;
  justify-content: space-between;
  padding: 0 7px;
}

.sliderticks p {
  position: relative;
  display: flex;
  justify-content: center;
  text-align: center;
  width: 1px;
  background: #D3D3D3;
  height: 10px;
  line-height: 40px;
  margin: 0 0 20px 0;
}
.middle {
	margin: auto;
	margin-bottom: 100px;
	width: 50%;
	max-width: 500px; /* was 500px */
}
.slider-container {
	position: relative;
}
.slider-container .bar {
	position: absolute;
	z-index: 1;
	left: 7px;
	right: 7px;
	top: 7px;
	height: 10px;
	border-radius: 5px;
	background-color: #5c5c5c;
	overflow: hidden;

}

.slider-container .bar .fill {
	display: block;
	width: 100%;
	height: 100%;
	background-color: #0f9d58;
}
.slider-container .slider {
	position: relative;
	z-index: 2;
	-webkit-appearance: none;
	margin: 0;
	width: 100%;
	height: 10px;
	border-radius: 5px;
	outline: none;
	background-color: transparent;

	
}
.slider-container .slider::-webkit-slider-thumb {
	-webkit-appearance: none;
	width: 20px;
	height: 20px;
	background-color: #0f9d58;
	border-top-left-radius: 50%;
	border-top-right-radius: 50%;
	border-bottom-right-radius: 50%;
	border-bottom-left-radius: 0;
	transform: rotate(-45deg) translate(45%, -45%);
	cursor: pointer;
	outline: none;

	transition: 3s ease-in-out;
}


<!-- /* Slider for 2nd Question */ -->
.slider-container2 {
	position: relative;
}
.slider-container2 .bar2 {
	position: absolute;
	z-index: 1;
	left: 7px;
	right: 7px;
	top: 7px;
	height: 10px;
	border-radius: 5px;
	background-color: #5c5c5c;
	overflow: hidden;
}
.slider-container2 .bar2 .fill2 {
	display: block;
	width: 100%;
	height: 100%;
	background-color: #0f9d58;
}
.slider-container2 .slider2 {
	position: relative;
	z-index: 2;
	-webkit-appearance: none;
	margin: 0;
	width: 100%;
	height: 10px;
	border-radius: 5px;
	outline: none;
	background-color: transparent;
}
.slider-container2 .slider2::-webkit-slider-thumb {
	-webkit-appearance: none;
	width: 20px;
	height: 20px;
	background-color: #0f9d58;
	border-top-left-radius: 50%;
	border-top-right-radius: 50%;
	border-bottom-right-radius: 50%;
	border-bottom-left-radius: 0;
	transform: rotate(-45deg) translate(45%, -45%);
	cursor: pointer;
	outline: none;
	transition: 3s ease-in-out;
}