main.css

/* Structure & Background
----------------------------- */
.wrapper {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  /*background-image: url('bg.jpg');
  background-size: cover;
  background-position: center;*/
  color: #fff;
  text-align: center;
  text-rendering: optimizeLegibility;
  z-index: 2;
}
.background-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  /*height: 100%;*/
}
.wrapper:before {
  content: '';
  display: inline-block;
  height: 100%;
  vertical-align: middle;
  margin-right: -0.25em;
}
.wrapper:after {
  content: '';
  position: fixed;
  top: 10px;
  right: 10px;
  bottom: 10px;
  left: 10px;
  border: 1px solid rgba(255,255,255,.2);
}
.wrapper-inner {
  position: relative;
  display: inline-block;
  vertical-align: middle;
  z-index: 2;
  margin-top: -4%;
  max-width: 80%;
}
.wrapper-inner:before {
  content: '';
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 337px;
  height: 337px;
  left: 50%;
  top: 50%;
  margin-left: -168px;
  margin-top: -168px;
  background-image: url(circle-red.png);
  background-size: 100%;
}
.triangle-pattern {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background-image: url('triangles.png');
  background-size: cover;
  background-position: center;
  opacity: .03;
}

/* Type
----------------------------- */
.name {
  position: relative;
  z-index: 2;
  font-size: 34px;
  line-height: 1;
  letter-spacing: 0.26em;
  font-weight: 300;
  font-style: italic;
  font-family: "freight-big-pro";
  margin-bottom: 0;
  margin-top: 28px;
  text-transform: uppercase;
}
.byline {
  margin-top: 2px;
  position: relative;
  z-index: 2;
  font-family: "brandon-grotesque";
  font-size: 13px;
  line-height: 2.2;
  font-weight: 300;
  letter-spacing: 0.4em;
  text-transform: uppercase;
}
.divider {
  width: 80px;
  margin-top: 75px;
  border-color: rgba(255,255,255,.3);
  border-width: 0;
  border-bottom-width: 1px;
}

/* Social Links
----------------------------- */
.social-links {
  position: fixed;
  width: 475px;
  left: 50%;
  bottom: 50px;
  margin-left: -237px;
  padding: 0;
  list-style-type: none;
}
.social-links > li {
  display: inline-block;
}
.social-link-item {
  display: inline-block;
  background-image: url(icons-sprite.png);
  height: 20px;
  background-size: 123px 20px;
  text-indent: -9999px;
  margin-left: 15px;
  opacity: .4;
  -webkit-transition: all .1s ease-in;
}
.social-links .email-link-outer {
  margin-top: 10px;
  display: block;
} 
.email-link {
  color: #fff;
  font-size: 15px;
  text-decoration: none;
  font-family: "brandon-grotesque";
  opacity: .5;
  -webkit-transition: opacity .1s ease-in;
}
.email-link:hover,
.email-link:focus {
  opacity: 1;
} 
.social-link-item:hover{
  opacity: 1;
}
.social-link-item-twitter {
  margin-left: 0;
  width: 21px;
}
.social-link-item-linkedin {
  background-position: -21px 0;
  width: 19px;
}
.social-link-item-github {
  background-position: -40px 0;
  width: 18px;
}
.social-link-item-dribbble {
  background-position: -58px 0;
  width: 21px;
}
.social-link-item-behance {
  background-position: -78px 0;
  width: 26px;
}
.social-link-item-medium {
  background-position: -105px 0;
  width: 18px;
}

@media (max-width: 600px) {
  .name {
    font-size: 30px;
    letter-spacing: 0.2em;
  }
}
@media (max-width: 400px) {
  .name {
    margin-top: 20px;
    font-size: 24px;
    letter-spacing: 0.1em;
  }
  .byline {
    font-size: 12px;
    letter-spacing: 0.2em;
  }
  .wrapper-inner {
    margin-top: -20%;
  }
  .wrapper-inner:before {
    width: 200px;
    height: 200px;
    margin-left: -100px;
    margin-top: -100px;
  }
}