html {
  height:100%
   scroll-behavior: smooth;
}

body{
  font: 15px/1.5 Arial, "Roboto", sans-serif;
  padding:0;
  margin:0;
  background-color:#f1f1f1;
  min-height:100%;
  position: relative;
}

ul, li{
  margin: 0;
  padding: 0;
}

a{
  text-decoration: none;
  color: #808080;
  transition-duration: 0.3s;
}

a:hover, label p:hover{
  color: #8BC34A;
}
.wrapper{
  min-height:100%;
  padding-bottom:50px;
}

.main{
  overflow:auto;
  margin-left: auto;
  margin-right: auto;
  padding-bottom: 15px;
  width:90%;
}

.hr{
  margin-left: 18px;
  margin-right: 18px;
  opacity: 0.4;
}

.hr-list{
  opacity: 0.4;
  width: 10%;
}

#activelink{
  color: #8BC34A;
}

/* Navigation Bar */

nav{
  background-color: #000;
  padding: 10px 40px 10px 40px;
  overflow: hidden;
  font-weight: bold;
  margin:0;
}

#nav-left{
float:left;
display: relative;
}

#nav-right{
float:right;
display:relative;
}

#nav-left ul li{
  text-decoration: none;
  display:inline;
  padding: 30px;
}

#nav-right ul li{
  text-decoration: none;
  display:inline;
  padding: 20px;
}

/* Collapsible Navbar */


#nav-responsive{
  text-align: center;
  margin: 0;
  padding: 0;
  display:none;
}

#nav-responsive ul li{
  text-decoration: none;
  padding: 4px;
}

.menu-content {
    max-height: 0;
    overflow: hidden;
}

#nav-responsive ul {
    list-style-type: none;
    padding: 0;
}

#nav-responsive a {
    display:block;
    padding: 10px;
    text-decoration: none;
  }

#nav-responsive label {
    display: block;
    text-align: center;
    cursor: pointer;
    color: #808080;
    width: 20%;
    margin-left: auto;
    margin-right: auto;
}
input#menu {
    display: none;
}

input:checked ~ .menu-content {
    max-height: 100%;
}

/* Introduction Page */

#showcase-container{
margin-top: 200px;
margin-bottom: 0;
}


#showcase-main{
  overflow:auto;
  margin-left: auto;
  margin-right: auto;
  margin-top: 0;
  margin-bottom: 0;
  padding:15px;
  height:850px;
  position: relative;
  background:url('../img/rivercurve.jpg') no-repeat 0;
  background-size:cover;
}

.showcase-wrapper{
  width:30%;
  margin-left: auto;
  margin-right: auto;
  margin-top: 20px;
  margin-bottom: 20px;
  padding: 20px;
  border: #fff solid 1px;
  background-color:rgba(0, 0, 0, 0.7);
  color: #fff;
  text-align: center;
  font-size: 18px;
}

.showcase-wrapper a{
  text-decoration:none;
  color:#fff;
  transition-duration:0.3s;
}

.showcase-wrapper a:hover{
  color: #8BC34A;
}

.text-container{
  margin: 0;
  position: absolute;
  top: 50%;
  left: 50%;
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
border: #fff solid 1px;
background-color:rgba(0, 0, 0, 0.5);
padding: 20px 80px 20px 80px;
}

.text-container p{
color:#fff;
font-weight: lighter;
letter-spacing: 4px;
}

.home-main{
  overflow:auto;
  margin-left: auto;
  margin-right: auto;
  padding-bottom: 15px;
  width:90%;
}

.abstract{
  margin-top: 35px;
  text-align: justify;
}

.left-img{
width: 300px;
border: #000 solid 1px;
box-shadow:0 4px 10px 0 rgba(0,0,0,0.4),0 4px 20px 0 rgba(0,0,0,0.19);
margin: 15px 20px;
float:left;
display: block;
position: relative;
}

.right-img{
  width: 300px;
  border: #000 solid 1px;
  box-shadow:0 4px 10px 0 rgba(0,0,0,0.4),0 4px 20px 0 rgba(0,0,0,0.19);
  margin: 15px 20px;
  float:right;
  display: block;
  position: relative;
  }


.abstract h2{
  text-align: center;
  padding: 10px;
}

.mainpage-button{
  background: #555;
  color: white;
  cursor: pointer;
  padding: 14px;
  width: 200px;
  text-align: center;
  outline: none;
  font-size: 16px;
  border: #999A9A solid 1px;
  transition-duration: 0.3s;
  display: block;
  margin:auto;
  margin-top: 20px;
  position: relative;
}

.mainpage-button i{
  float:right;
}

section.mainpage-contact-info{
  background: url('../img/naturephoto3.jpg') no-repeat 0;
  color: #fff;
}
/* Image Loading */

.blur{
  filter:blur(5px);
  transition: all 1s;
}

.noblur{
  transition: all 3s;
}

/* About Page */

#box-wrapper{
  width:100%;
  margin:auto;
  margin-top: 20px;
  margin-bottom: 20px;
}

#box-wrapper ul{
  list-style-type: none;
  text-align: center;
  margin: 0;
  padding: 0;
  width: 100%;
}

#box-wrapper ul li{
  text-decoration: none;
  width: 31%;
  display: inline-block;
  padding: 2px;
  position: relative;
}

.box-image {
  opacity: 1;
  position: relative;
  display: block;
  width: 100%;
  object-fit: scale-down;
  height: auto;
  transition: 1s ease;
  backface-visibility: hidden;
  border: #000 solid 1px;
}

.box-middle {
  transition: .5s ease;
  opacity: 0.6;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%)
}

#box-wrapper ul li:hover .box-image {
  opacity: 0.3;
}

#box-wrapper ul li:hover .box-middle {
  opacity: 1;
}

.box-text {
  background-color: #000;
  color: #fff;
  font-size: 16px;
  padding: 16px;
  border-radius: 12px;
  border: #fff solid 1px;
}

.about-container{
  overflow:auto;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 70px;
  padding-bottom: 15px;
  width:60%;
  text-align: justify;
}

.to-top{
  float:right;
}
/*Collapsible*/

.collapsible{
  background-color: #555;
  color: white;
  cursor: pointer;
  padding: 14px;
  width: 100%;
  text-align: center;
  outline: none;
  font-size: 12px;
  border: #999A9A solid 1px;
  transition-duration: 0.3s;
}

.collapsible-inner{
  margin: 0;
}

.collapsible:hover, .download-cv:hover, .mainpage-button:hover{
  background-color: #8BC34A;
}

.active{
  background-color: #33691E;
}

.skills-content{
  display: none;
  overflow: hidden;
  background-color: #f1f1f1;
  color: #000;
  font-size: 12px;
  text-align: center;
}

.skills-content ul li{
  list-style: none;
  padding: 8px;
  border: #999A9A solid 1px;
  border-top:none;
  background:#e2e3e1;
}

.active:after {
  content: "\2212";
  float:right;
  font-weight: bold;
  margin-top: 5px;
}

/* Left Tab */

article#left{
  float: left;
  width: 30%;
}

article.lefttab{
  margin-top: 15px;
  padding-bottom: 10px;
  padding-top: 10px;
  background-color: #fff;
  box-shadow:0 4px 10px 0 rgba(0,0,0,0.2),0 4px 20px 0 rgba(0,0,0,0.19)
}

article.lefttab img{
  width: 50%;
  margin: auto;
  display: block;
}

.cv-download-container{
  margin:auto;
  padding: 15px 85px 0px 85px ;
}

.download-cv {
  background: #555;
  color: white;
  cursor: pointer;
  padding: 14px;
  width: 100%;
  text-align: center;
  outline: none;
  font-size: 12px;
  border: #999A9A solid 1px;
  transition-duration: 0.3s;
  display: block;
  margin:auto;
  position: relative;
}

#avatarinfo, #personalskills, #interestedtopics, #labexperience{
  margin: 8px 28px;
  font-size: 14px;
  color: #808080;
}

.class-icon{
  margin-left: 10px;
  margin-right: 20px;
  color:#33691E;
  font-size: 18px;
}

.link-color:hover{
  color:#555;
}

/* Right Tab */

aside.right{
  float: right;
  width: 65%;
}

aside.righttab{
  margin-top: 15px;
  padding-bottom: 10px;
  background-color: #fff;
  box-shadow:0 4px 10px 0 rgba(0,0,0,0.2),0 4px 20px 0 rgba(0,0,0,0.19)
}

#education, #researchexperience, #workexperience{
  margin: 40px;
}

#publicationsandpresentations{
 margin: 40px;
}

#education i, #researchexperience i, #workexperience i, #publicationsandpresentations i{
  color:#33691E;
  padding-right: 10px;
}

#education h1, #researchexperience h1, #workexperience h1, #publicationsandpresentations h1{
  color:#737373;
  font-size: 30px;
  font-weight: 300;
}

.educationcontainer, .researchexperiencecontainer, .workexperiencecontainer, .publicationsandpresentationscontainer{
  padding: 7px;
}

#education a img, #researchexperience a img, #workexperience a img, #publicationsandpresentations a img{
  width: 15%;
  float: right;
  align:right;
  opacity: 0.4;
  top:0;
  left:0;
  right:0;
  bottom:0;
  margin: auto;
  position: relative;
  display: block;
  padding-top: 20px;
}

.calendar-green{
  color:#33691E;
  font-size: 15px;
}

.calendar-icon{
  margin-right: 15px;
}

#currenttext{
  background-color: #33691E;
  color:#fff;
  padding: 5px;
  border-radius: 8px;
}

/* Contact */

#contact-main{
  overflow:auto;
  margin-top: 0;
  margin-bottom: 0;
  margin-left: auto;
  margin-right: auto;
  padding-bottom: 15px;
  background: url(../img/naturephoto.jpg) no-repeat 0;
  height: 100%;
}

.contact-wrapper{
  width:50%;
  margin-left: auto;
  margin-right: auto;
  margin-top: 30px;
  margin-bottom: 30px;
  padding: 20px;
  border: #fff solid 1px;
  background-color:rgba(0, 0, 0, 0.7);
  color: #fff;
  text-align: center;
}

.contact-wrapper a{
  color:#8BC34A;
}

#contactnav-smallgap li{
display:inline;
text-decoration: none;
padding:5px;
}

#contactnav-smallgap a{
  transition-duration: 0.3s;
  color: #fff;
}

/* Footer */

footer{
  padding-top: 15px;
  padding-bottom: 15px;
  height:70px;
  color:#fff;
  background-color:#33691E;
  position: absolute;
  bottom:0;
  width: 100%;
  text-align: center;

  clear:both;
}

footer p{
  font-size: 14px;
}

#contactnav li{
display:inline;
text-decoration: none;
padding:10px;
}

#contactnav a{
  transition-duration: 0.3s;
  color: #fff;
}

#contactnav a:hover, .contact-wrapper a:hover, #contactnav-smallgap a:hover{
  color: #cccccc
}

/* Media Queries */

@media(max-width: 850px){
  article#left,
  aside.right{
    float: none;
    width:100%;
  }

  aside.right {
    text-align: center;
  }

  .calendar-icon {
    margin-right: 0;
  }

  #education a img,
  #researchexperience a img,
  #workexperience a img,
  #publicationsandpresentations a img {
    float: none;
    width: 30%;
  }

  .calendar-green {
font-size:11px;
  }

  h1{
    padding-top: 15px;
  }

  #nav-left,
  #nav-right{
    display:none;
  }

  #nav-responsive{
    display:block;
  }

  .text-container{
    padding: 10px 40px 10px 40px;
  }

  .text-container h2{
    font-size: 18px;
    letter-spacing: normal;
  }

  #showcase{
    min-height: 350px;
    max-height: 580px;
  }

  .contact-wrapper h3, .contact-wrapper i{
    font-size: 16px;
  }

  .contact-wrapper p, .contact-wrapper a{
    font-size: 12px;
  }

  .left-img, .right-img{
    float: none;
    margin: auto;
  }

  .box-text{
    font-size:10px;
  }

  .about-container{
    width: 80%;
  }