* {
    margin: 0px;
    padding: 0;
}

#header {
    border-bottom: 8px solid #ff6600;
    font-family: 'Raleway', sans-serif;
    width: 1890px;
    top: 0;
    min-width: 500px;
    background-color: #fff!important;
}

#header img {
    padding: 8px 8px 4px 32px;
}

h2 {
    font-size: large;
}
#steps{
    margin-top: 20px;
    font-size: 30px;
}
ol{
    margin-left: 50px;
    font-size: 20px;

}

#labName {
    float: right;
    font-size: 25px;
    align-items: center;
    margin-top: 30px;
    margin-right: 40px;
    color: #2C99CE;
}

#exp-name {
    width: 1890px;
    text-align: center;
    padding: 10px;
    height: 20px;
    color: #2C99CE;
    font-family: 'Raleway', sans-serif;
    border-bottom: 1px solid #333;
} 

/* Slideshow container */
.slideshow-container {
  max-width:800px;
  height:50%;
  position: relative;
  margin: auto;
  border: 5px solid black;
}

/* Hide the images by default */
.mySlides {
  display: none;
}

/* Next & previous buttons */
.prev, .next {
  cursor: pointer;
  position: absolute;
  top: 45%;
  width: auto;
  margin-top: -22px;
  padding: 16px;
  color:black;
  font-weight: bold;
  font-size: 18px;
  transition: 0.6s ease;
  border-radius: 0 3px 3px 0;
  user-select: none;
}

/* Position the "next button" to the right */
.next {
  right: 0;
  border-radius: 3px 0 0 3px;
}

/* On hover, add a black background color with a little bit see-through */
.prev:hover, .next:hover {
  background-color: rgba(0,0,0,0.8);
  color:white;
}

/* Caption text */
.text {
  color: #f2f2f2;
  font-size: 15px;
  padding: 8px 12px;
  position: absolute;
  bottom: 1px;
  width: 100%;
  text-align: center;
  background-color: black;
  font-weight: bolder;
  font-size: 25px;
  text-transform: uppercase;
}

/* Number text (1/3 etc) */
.numbertext {
  color: #f2f2f2;
  font-size: 12px;
  padding: 8px 12px;
  position: absolute;
  top: 0;
}

/* The dots/bullets/indicators */
.dot {
  cursor: pointer;
  height: 15px;
  width: 15px;
  margin: 0 2px;
  background-color: #bbb;
  border-radius: 50%;
  display: inline-block;
  transition: background-color 0.6s ease;
  
}

.active, .dot:hover {
  background-color: #717171;
}

/* Fading animation */
.fade {
  -webkit-animation-name: fade;
  -webkit-animation-duration: 1.5s;
  animation-name: fade;
  animation-duration: 1.5s;
}

@keyframes fade {
  from {opacity: .4}
  to {opacity: 1}
}
#q,#r,#t,#u,#v,#w,#x,#y,#z{

  height:80%;
  margin-left: 220px;
  margin-top: 30px;
  
}
#p{

height:80%;
margin-left: 160px;
margin-top: 30px;

}
#s{

height:60%;
width:200%;
margin-left: 100px;
margin-top: 100px;

}
#back_pta{
float:left;
position:absolute; 
margin-top: 190px;
margin-left:1370px;
height: 50px;
width:100px;
font-size: large;
color: black;
background-color: #23B2EE;
font-weight: bold;
border: 3px solid black;
border-radius: 10px;
cursor: pointer;
position:absolute;                                         
                                        
}
#back_pta:hover{
color:black;;
background-color: #009dff;
}