styles.css

body {
  background-color: #fff;
  padding:50px;
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Fira Sans", "Droid Sans", "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  color:#595959;
  font-weight:400;
}

h1, h2, h3, h4, h5, h6 {
  color:#222;
  margin:0 0 20px;
}

p, ul, ol, table, pre, dl {
  margin:0 0 20px;
}

h1, h2, h3 {
  line-height:1.1;
}

h1 {
  font-size:28px;
  font-weight: 500;
}

h2 {
  color:#393939;
  font-weight: 500;
}

h3, h4, h5, h6 {
  color:#494949;
  font-weight: 500;
}

a {
  color:#39c;
  text-decoration:none;
}

a:hover {
  color:#069;
}

a small {
  font-size:11px;
  color:#777;
  margin-top:-0.3em;
  display:block;
}

a:hover small {
  color:#777;
}

.wrapper {
  width:860px;
  margin:0 auto;
}

blockquote {
  border-left:1px solid #e5e5e5;
  margin:0;
  padding:0 0 0 20px;
  font-style:italic;
}

code, pre {
  font-family:Monaco, Bitstream Vera Sans Mono, Lucida Console, Terminal, Consolas, Liberation Mono, DejaVu Sans Mono, Courier New, monospace;
  color:#333;
}

pre {
  padding:8px 15px;
  background: #f8f8f8;
  border-radius:5px;
  border:1px solid #e5e5e5;
  overflow-x: auto;
}

table {
  width:100%;
  border-collapse:collapse;
}

th, td {
  text-align:left;
  padding:5px 10px;
  border-bottom:1px solid #e5e5e5;
}

dt {
  color:#444;
  font-weight:500;
}

th {
  color:#444;
}

img {
  max-width:100%;
}

header {
  width:270px;
  float:left;
  position:fixed;
  -webkit-font-smoothing:subpixel-antialiased;
}

header ul {
  list-style:none;
  height:30px;
  padding:0;
  background: #f4f4f4;
  border-radius:5px;
  border:1px solid #e0e0e0;
  width:284px;
}

header li {
  width:69px;
  float:left;
  border-right:1px solid #e0e0e0;
  border-left:1px solid #e0e0e0;
  height:30px;
}

header li:first-child a {
  border-radius:5px 0 0 5px;
}

header li:last-child a {
  border-radius:0 5px 5px 0;
}

header ul a {
  line-height:1;
  font-size:12px;
  color:#999;
  display:block;
  text-align:center;
  padding-top:6px;
  height:34px;
}

header ul a:hover {
  color:#999;
}

header ul a:active {
  background-color:#f0f0f0;
}

strong {
  color:#222;
  font-weight:500;
}

header ul li + li + li + li {
  border-right: none;
  width:69px;
}

header ul a strong {
  font-size:14px;
  display:block;
  color:#222;
}

section {
  width:500px;
  float:right;
  padding-bottom:50px;
}

small {
  font-size:11px;
}

hr {
  border:0;
  background:#e5e5e5;
  height:1px;
  margin:0 0 20px;
}

footer {
  width:270px;
  float:left;
  position:fixed;
  bottom:50px;
  -webkit-font-smoothing:subpixel-antialiased;
}

@media print, screen and (max-width: 960px) {

  div.wrapper {
    width:auto;
    margin:0;
  }

  header, section, footer {
    float:none;
    position:static;
    width:auto;
  }

  header {
    padding-right:320px;
  }

  section {
    border:1px solid #e5e5e5;
    border-width:1px 0;
    padding:20px 0;
    margin:0 0 20px;
  }

  header a small {
    display:inline;
  }

  header ul {
    position:absolute;
    right:50px;
    top:52px;
  }
}

@media print, screen and (max-width: 720px) {
  body {
    word-wrap:break-word;
  }

  header {
    padding:0;
  }

  header ul, header p.view {
    position:static;
  }

  pre, code {
    word-wrap:normal;
  }
}

@media print, screen and (max-width: 480px) {
  body {
    padding:15px;
  }

  header ul {
    width:99%;
  }

  header li, header ul li + li + li + li {
    width:24%;
  }
}

@media print {
  body {
    padding:0.4in;
    font-size:12pt;
    color:#444;
  }
}


/* Added by Samarth Halyal */
#About_content {
  display: block;
}

#Research_content {
  display: none;
}

#Publications_content {
  display: none;
}

.bubble {
  height: 20px;
  width: 20%;
  min-width: 100px;
  max-width: 100px;
  background: ivory;
  display: block;
  margin: 0 auto;
  margin-left: 50px;
  border-radius: 4px;
  margin-top: 15px;
  font-size: 12px;
  text-align: center;
}

.pointer {
  height: 8px;
  width: 8px;
  background: ivory;
  margin: 0 auto;
  transform: rotate(45deg);
  border-radius: 0 0 2px 0;
  margin-top: -23px;
  margin-left: 96px;
  position: relative;
  left: calc(0.1vw - 20px);
}

.blurred {
  background: gray;
  filter: blur(4px);
  position: relative;
  top: -20px;
  transform: scale(1.05); 
  z-index: -1;
}

ul.experiences li {
    position:relative; /* so that pseudoelements are positioned relatively to their "li"s*/
    /* use padding-bottom instead of margin-bottom.*/ 
    margin-bottom: 0; /* This overrides previously specified margin-bottom */
    padding-bottom: 2.5em;
}

ul.experiences li:after {
    /* bullets */
    content: url('http://upload.wikimedia.org/wikipedia/commons/thumb/3/30/RedDisc.svg/20px-RedDisc.svg.png');
    position: absolute;
    left: -26px; /*adjust manually*/
    top: 0px;
}

ul.experiences li:before {
    /* lines */
    content:"";
    position: absolute;
    left: -16px; /* adjust manually */
    border-left: 1px solid black;
    height: 100%;
    width: 1px;
}

ul.experiences li:first-child:before {
   /* first li's line */
   top: 6px; /* moves the line down so that it disappears under the bullet. Adjust manually */
}

ul.experiences li:last-child:before {
    /* last li's line */
   height: 6px; /* shorten the line so it goes only up to the bullet. Is equal to first-child:before's top */
}


/* profile image */
:root {
  --size1: 200px;
  --size2: 250px;
  --radius: calc(var(--size1) * 10 / 100);
}

main {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  height: 100vh;
  width: 100%;
  margin: auto;
}

.image-card {
  width: var(--size2);
  height: var(--size1);
  border-radius: var(--radius);
  position: relative;
  background-size: cover;
  margin: calc(var(--size1) * 10 / 100);
}
.image-card:before {
  content: "";
  position: absolute;
  width: 90%;
  height: 100%;
  background-image: inherit;
  background-size: cover;
  border-radius: var(--radius);
  z-index: -1;
  filter: blur(12px);
  opacity: 0.6;
  left: 50%;
  transform: translate(-50%, 10%);
}