/* hero */
.hero {
  position: relative;
  z-index: 0;
  clear: both;
  background-repeat: no-repeat;
  background-color: #eee;
  color: #fff;
  background-position: center top;
  background-size: cover;
  /*overflow: hidden;*/
}
.hero.hero-general {
  /*overflow: hidden;*/
  background: #0045ff url(https://cdn.oreillystatic.com/oreilly/images/odot_gradient_blue_rev_1268x559.jpg) center top no-repeat;
  background-size: cover;
}
.hero.hero-conferences {
  height: 580px;
}
.hero.hero-conferences:after {
  content: "";
  position: absolute;
  z-index: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 70%;
  background: -moz-linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.6) 100%);
  background: -webkit-linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.6) 100%);
  background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.6) 100%);
}
.hero.hero-conferences:before {
  content: "";
  display: block;
  position: absolute;
  z-index: 0;
  height: 100%;
  width: 100%;
  background-color: #222;
  background-size: cover; 
}
.hero.hero-conferences:before {
  background-image: url('https://cdn.oreillystatic.com/oreilly/images/mobile_conferences_800x600.jpg');
  background-position: right top;
}
.hero .content {
  padding-top: 20px;
  padding-bottom: 20px;
  position: relative;
  z-index: 1;
  height: 100%;
}
.hero-extra {
  position: absolute;
  z-index: 1;
  bottom: 40px;
  width: calc(100% - 40px);
}
.hero-extra p:last-child {
  margin-bottom: 0;
}
.hero-cta {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 2px;
  background-color: #fff;
  font-size: 18px;
  font-size: 1.125rem;
  color: #e00;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .02em;
  text-decoration: none;
}
.hero-cta:after {
  content: "";
  display: inline-block;
  margin: -8px -2px -6px 6px;
  width: 13px;
  height: 22px;
  vertical-align: middle;
  background: transparent url('https://cdn.oreillystatic.com/images/icons/icon_right_arrow_red.svg') center center no-repeat;
  background-size: contain;
}
.hero-cta:hover,
.hero-cta:active {
  color: #e00;
  text-decoration: none;
  box-shadow: 0 1px 4px rgba(0,0,0,.3);
}
.hero div.mobileHidden,
.hero p.mobileHidden,
.hero span.mobileHidden {
  display: none;
}
.hero h1 {
  margin: 16px 0 8px;
  font-size: 46px;
  font-size: 2.875rem;
  line-height: 1.08em;
  font-family: 'gilroy', Arial, sans-serif;
  font-weight: 600;
  letter-spacing: 0;
}
.hero p {
  margin: 14px 0 20px 0;
  font-size: 24px;
  font-size: 1.5rem;
  line-height: 1.4em;
  font-family: 'guardian-text-oreilly', Arial, sans-serif;
  font-weight: 400;
}
@media (min-width: 30em) {
  .hero h1 {
    max-width: 80%;
  }
  .hero p {
    max-width: 80%;
  }
  .hero.hero-general h1 {
    max-width: 100%;
  }
}
@media (min-width: 40em) { /* 640px */
  .hero {
    background-size: cover;
  }
  .hero.hero-conferences {
    height: 400px;
  }
  .hero.hero-conferences:after {
    display: none;
  }
  .hero.hero-conferences:before {
    background-position: right top;
  }
  .hero h1 {
    margin: 60px 0 3px;
    max-width: 60%;
    font-size: 48px;
    font-size: 3rem;
    line-height: 1.125em;
  }
  .hero.hero-general h1 {
    max-width: 100%;
  }
  .hero p {
    margin: 14px 0 0 0;
    max-width: 60%;
    font-size: 32px;
    font-size: 2rem;
    line-height: 1.3em;
    font-family: 'gilroy', Arial, sans-serif;
    font-weight: 300;
  }
  .hero.hero-general p {
    max-width: 100%;
  }
  .hero div.mobileHidden,
  .hero p.mobileHidden {
    display: block;
  }
  .hero span.mobileHidden {
    display: inline;
  }
  .hero div.desktopHidden,
  .hero p.desktopHidden,
  .hero span.desktopHidden {
    display: none;
  }
}

@media (min-width: 50em) {
  .hero.hero-general .content:after {
    content: "";
    position: absolute;
    top: 0;
    right: 60px;
    z-index: 0;
    width: 600px;
    max-width: 100%;
    height: 100%;
    background: transparent url('https://cdn.oreillystatic.com/oreilly/images/odot_white_578x212.svg') right top no-repeat;
    background-size: 600px 800px;
    background-position: 0 -181px;
    opacity: .2;
  }
  .hero.hero-conferences:before {
    background-image: url('https://cdn.oreillystatic.com/oreilly/images/odot_conferences_1368x605.jpg');
  }
  .hero h1 {
    margin: 76px 0 3px;
    max-width: 40%;
  }
  .hero p {
    max-width: 40%;
  }
  .hero.hero-general h1 {
    max-width: 66%;
  }
  .hero.hero-general p {
    max-width: 66%;
  }
}

@media (min-width: 65em) {
  .hero.hero-conferences {
    height: 480px;
  }
  .hero.hero-conferences:before {
    background-size: cover;
    background-position: right top;
  }
  .hero h1 {
    margin: 76px 0 3px;
    max-width: 46%;
    font-size: 64px;
    font-size: 4rem;
    line-height: 1.08em;
  }
  .hero.hero-general h1 {
    max-width: 66%;
  }
  .hero p {
    margin: 14px 0 0 0;
    max-width: 46%;
    font-size: 48px;
    font-size: 3rem;
    line-height: 1.12em;
    font-family: 'gilroy', Arial, sans-serif;
    font-weight: 300;
  }
  .hero.hero-general p {
    max-width: 66%;
  }
  .hero div.mobileHidden,
  .hero p.mobileHidden {
    display: block;
  }
  .hero div.desktopHidden,
  .hero p.desktopHidden {
    display: none;
  }
}

@media (min-width: 85em) {
  .hero.hero-conferences {
    height: 605px;
  }
  .hero h1 {
    margin: 94px 0 3px;
    max-width: 46%;
    font-size: 74px;
    font-size: 4.625rem;
    line-height: 1.08em;
  }
  .hero.hero-general h1 {
    max-width: 66%;
  }
  .hero p {
    margin: 14px 0 0 0;
    max-width: 46%;
    font-size: 50px;
    font-size: 3.125rem;
    line-height: 1.12em;
    font-family: 'gilroy', Arial, sans-serif;
    font-weight: 300;
  }
  .hero.hero-general p {
    max-width: 66%;
  }
}

@media (min-width: 100em) {
  .hero.hero-conferences:before {
    width: 1600px;
    left: 50%;
    margin-left: -800px;
    background-size: 1600px;
    background-position: center top;
  }
}
/* end hero */

/* begin header styles */

.event-info-container { z-index: 1; position: relative; }

/* end header styles */



/* shortDescription */
.shortDescription {
  padding: 34px 0 16px;
}
.shortDescription .content:after {
  content: '';
  display: table;
  clear: both;
  height: 0;
}
.shortDescription .mobileHidden {
  display: none;
}
.shortDescription > .content > h2,
.shortDescription-col > h2 {
  margin-bottom: 18px;
  max-width: 880px;
  font-family: 'gilroy', Arial, sans-serif;
  font-size: 40px;
  font-size: 2.5rem;
  line-height: 1.2em;
  font-weight: 300;
}
.shortDescription > .content > h3,
.shortDescription-col > h3 {
  margin-top: 40px;
  margin-bottom: 18px;
  max-width: 880px;
  font-family: 'gilroy', Arial, sans-serif;
  font-size: 36px;
  font-size: 2.25rem;
  line-height: 1.2em;
  font-weight: 300;
}
.shortDescription > .content > p,
.shortDescription-col > p {
  margin-bottom: 20px;
  max-width: 880px;
  font-size: 16px;
  font-size: 1rem;
  line-height: 1.5em;
}
.shortDescription-featureList {
  margin: 18px 0 40px;
}
.shortDescription-featureList li {
  position: relative;
  display: block;
  margin-bottom: 10px;
  padding-left: 24px;
  font-family: 'guardian-text-oreilly', Arial, sans-serif;
  font-size: 16px;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5em;
}
.shortDescription-featureList li:before {
  position: absolute;
  left: 0;
  top: 2px;
  content: url('https://cdn.oreillystatic.com/images/icons/icon_check_black.svg');
}
.shortDescription > .content > figure,
.shortDescription-col > figure {
  float: right;
  margin-left: 20px;
  margin-bottom: 24px;
  height: 0;
  width: 40%;
  padding-bottom: 40%;
  overflow: hidden;
  border-radius: 50%;
}
.shortDescription > .content > figure img,
.shortDescription-col > figure img {
  width: 100%;
}
.shortDescription-cta {
  display: inline-block;
  margin-bottom: 20px;
  padding: 10px 20px;
  border-radius: 2px;
  background-color: #e00;
  font-size: 18px;
  font-size: 1.125rem;
  color: #fff;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .02em;
  text-decoration: none;
}
.shortDescription-cta:after {
  content: "";
  display: inline-block;
  margin: -8px -2px -6px 6px;
  width: 13px;
  height: 22px;
  vertical-align: middle;
  background: transparent url('https://cdn.oreillystatic.com/images/icons/icon_right_arrow_white.svg') center center no-repeat;
  background-size: contain;
}
.shortDescription-cta:hover,
.shortDescription-cta:active {
  text-decoration: none;
  box-shadow: 0 1px 4px rgba(0,0,0,.3);
  color: #fff;
}
.shortDescription .trustedByClients h3 {
  margin-top: 0;
  font-family: 'gilroy', Arial, sans-serif;
  font-size: 28px;
  font-size: 1.75rem;
  line-height: 1.5em;
  font-weight: 300;
}
.shortDescription .trustedByClients figure {
  float: none;
  display: inline-block;
  vertical-align: middle;
  margin: 0 50px 24px 0;
  height: auto;
  width: auto;
  padding: 0;
  border-radius: 0;
}
.shortDescription .trustedByClients figure img {
  display: block;
  width: auto;
  max-width: 200px;
  max-height: 50px;
}

@media (min-width: 40em) { /* 640px */
  .shortDescription {
    padding: 54px 0 40px;
  }
  .shortDescription > .content > p:last-of-type,
  .shortDescription-col > p:last-of-type {
    margin-bottom: 40px;
  }
  .shortDescription > .content > .mobileHidden,
  .shortDescription-col > .mobileHidden {
    display: block;
  }
  .shortDescription > .content > figure,
  .shortDescription-col > figure {
    margin-left: 20px;
    margin-bottom: 40px;
  }
  .shortDescription .shortDescription-cta.mobileHidden {
    display: inline-block;
  }
  .shortDescription > .content > p,
  .shortDescription-col > p {
    font-size: 22px;
    font-size: 1.375rem;
    line-height: 1.5em;
    margin-bottom: 24px;
  }
  .shortDescription > .content > p.shortDescription-note,
  .shortDescription-col > p.shortDescription-note {
    font-size: 16px;
    font-size: 1rem;
    line-height: 1.5em;
    margin-bottom: 24px;
  }
  .shortDescription-featureList li {
    margin-bottom: 16px;
    padding-left: 24px;
    font-size: 18px;
    font-size: 1.125rem;
  }
}
@media (min-width: 53em) { /* 848px */
  .shortDescription {
    padding: 94px 0 74px;
  }
  .shortDescription > .content > p:last-of-type,
  .shortDescription-col > p:last-of-type {
    margin-bottom: 20px;
  }
  .shortDescription-col:nth-of-type(odd) {
    float: left;
    padding-right: 100px;
    width: 66%;
  }
  .shortDescription-col:nth-of-type(even) {
    float: left;
    width: 33%;
  }
  .shortDescription-cta {
    margin-top: 6px;
  }
  .shortDescription .trustedByClients figure {
    display: block;
    margin: 50px 0;
  }
}
@media (min-width: 71em) { /* 1136px */
  .shortDescription > .content > h2,
  .shortDescription-col > h2 {
    font-size: 50px;
    font-size: 3.125rem;
    line-height: 1.2em;
  }
  .shortDescription > .content > h3,
  .shortDescription-col > h3 {
    font-size: 46px;
    font-size: 2.875rem;
    line-height: 1.2em;
  }
  .shortDescription .trustedByClients h3 {
    font-size: 32px;
    font-size: 2rem;
    line-height: 1.3em;
  }
}
/* end shortDescription */



/* longDescription */
.longDescription {
  padding: 34px 0 16px;
}
.longDescription .content:after {
  content: '';
  display: table;
  clear: both;
  height: 0;
}
.longDescription .mobileHidden {
  display: none;
}
.longDescription h2 {
  margin-bottom: 18px;
  max-width: 976px;
  font-family: 'gilroy', Arial, sans-serif;
  font-size: 40px;
  font-size: 2.5rem;
  line-height: 1.2em;
  font-weight: 300;
}
.longDescription h3 {
  margin-top: 40px;
  margin-bottom: 18px;
  max-width: 976px;
  font-family: 'gilroy', Arial, sans-serif;
  font-size: 36px;
  font-size: 2.25rem;
  line-height: 1.2em;
  font-weight: 300;
}
.longDescription p {
  margin-bottom: 20px;
  max-width: 976px;
  font-size: 16px;
  font-size: 1rem;
  line-height: 1.5em;
}
.longDescription-featureList {
  margin: 18px 0 40px;
}
.longDescription-featureList li {
  position: relative;
  display: block;
  margin-bottom: 10px;
  padding-left: 24px;
  font-family: 'guardian-text-oreilly', Arial, sans-serif;
  font-size: 16px;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5em;
}
.longDescription-featureList li:before {
  position: absolute;
  left: 0;
  top: 2px;
  content: url('https://cdn.oreillystatic.com/images/icons/icon_check_black.svg');
}
.longDescription ol {
  list-style-type: decimal;
}
.longDescription ol li {
  margin: 0 0 20px 1.8em;
  padding: 0 0 0 16px;
  font-size: 20px;
  font-size: 1.25rem;
  line-height: 1.5em;
}
.longDescription ol li {
  margin: 0 0 20px 1.8em;
  max-width: 976px;
  font-size: 16px;
  font-size: 1rem;
  line-height: 1.5em;
}
.longDescription figure {
  float: right;
  margin-left: 20px;
  margin-bottom: 24px;
  height: 0;
  width: 40%;
  padding-bottom: 40%;
  overflow: hidden;
  border-radius: 50%;
}
.longDescription figure img {
  width: 100%;
}
.longDescription-cta {
  display: inline-block;
  margin-bottom: 20px;
  padding: 10px 20px;
  border-radius: 2px;
  background-color: #e00;
  font-size: 18px;
  font-size: 1.125rem;
  color: #fff;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .02em;
  text-decoration: none;
}
.longDescription-cta:after {
  content: "";
  display: inline-block;
  margin: -8px -2px -6px 6px;
  width: 13px;
  height: 22px;
  vertical-align: middle;
  background: transparent url('https://cdn.oreillystatic.com/images/icons/icon_right_arrow_white.svg') center center no-repeat;
  background-size: contain;
}
.longDescription-cta:hover,
.longDescription-cta:active {
  text-decoration: none;
  box-shadow: 0 1px 4px rgba(0,0,0,.3);
  color: #fff;
}

@media (min-width: 40em) { /* 640px */
  .longDescription {
    padding: 54px 0 40px;
  }
  .longDescription p:last-of-type {
    margin-bottom: 40px;
  }
  .longDescription .mobileHidden {
    display: block;
  }
  .longDescription figure {
    margin-left: 20px;
    margin-bottom: 40px;
  }
  .longDescription .longDescription-cta.mobileHidden {
    display: inline-block;
  }
  .longDescription p {
    font-size: 22px;
    font-size: 1.375rem;
    line-height: 1.5em;
    margin-bottom: 24px;
  }
  .longDescription-featureList li {
    margin-bottom: 16px;
    padding-left: 24px;
    font-size: 18px;
    font-size: 1.125rem;
  }
  .longDescription ol li {
    font-size: 22px;
    font-size: 1.375rem;
    line-height: 1.5em;
    margin: 0 0 24px 1.8em;
  }
}
@media (min-width: 53em) { /* 848px */
  .longDescription {
    padding: 94px 0 74px;
  }
  .longDescription p:last-of-type {
    margin-bottom: 20px;
  }
  .longDescription-col:nth-of-type(odd) {
    float: left;
    padding-right: 100px;
    width: 75%;
  }
  .longDescription-col:nth-of-type(even) {
    float: left;
    width: 25%;
  }
  .longDescription-cta {
    margin-top: 40px;
  }
}
@media (min-width: 71em) { /* 1136px */
  .longDescription h2 {
    font-size: 50px;
    font-size: 3.125rem;
    line-height: 1.2em;
  }
  .longDescription h3 {
    font-size: 46px;
    font-size: 2.875rem;
    line-height: 1.2em;
  }
}
/* end longDescription */