html,
body {
  margin: 0;
  padding: 0;
  color: #333;
  font-family: 'Oxygen', sans-serif;
  font-size: 16px;
  line-height: 1.5;
  scroll-behavior: smooth;
}
body * {
  box-sizing: border-box;
}
h1 {
  font-weight:600;
  font-size:40px
}
h2 {
  font-weight:600;
  font-size:30px
}
h3 {
  font-weight:600;
  font-size:20px
}
p,
ul,
figure {
  margin-bottom: 1.5em;
}
figure {
  text-align: center;
}
figure img {
  padding: 5px;
  border: 1px solid #ccc;
}
figure figcaption {
  margin-top: 15px;
  font-size: 13px;
}
a {
  color: #428cca;
  text-decoration: none;
}
a:hover {
  color: #3276b1;
}
iframe {
  max-width: 100%;
}
.logo a {
  color: #333;
}
.navigation {
  display: none;
  flex: 1 0 auto;
  position: relative;
  text-align: right;
}
.navigation a {
  padding: 10px;
  text-decoration: none;
}
.navigation label,
#hamburger {
  display: none;
}
.navigation label { 
  display: inline-block;
  width: 30px;
  font-style: normal;
  font-size: 1.2em;
  padding: 15px 0;
}
.navigation label span {
  display: block;
  position: relative;
  height: 3px;
  background-color: #428cca;
}
.navigation label span:before,
.navigation label span:after {
  display: block;
  position: absolute;
  left: 0;
  right: 0;
  height: 3px;
  background-color: #428cca;
  content: "";
}
.navigation label span:before {
  top: -10px;
}
.navigation label span:after {
  bottom: -10px;
}
.navigation label:hover span,
.navigation label:hover span:before,
.navigation label:hover span:after {
  background-color: #3276b1;
}
.navigation .navitems {
  display: none;
  position: absolute;
  min-width: 280px;
  right: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  background-color: #fff;
  text-align: left;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
  z-index: 999;
}
.navigation .navitems a {
  box-sizing: border-box;
  display: block;
  width: 100%;
}
.navigation input:checked ~ .navitems {
  display: block;
}
.cta {
  position: fixed;
  right: 20px;
  bottom: 20px;
  text-align: center;
}
.cta .button {
  display: block;
  padding: 15px 45px;
  background-color: #00CC51;
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  text-transform: uppercase;
}
.cta .button:hover {
  background-color: #00993D;
}
img {
  max-width: 100%;
}
.columns-3 {
  column-count: 3;
  column-gap: 10px;
}
.flex {
  display: flex;
  flex-flow: row wrap;
}
.flex .half {  
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  margin: 1.5em 0;
  padding: 10px;
  width: 50%;
}
.container,
.content {
  margin: 0 auto;
  width: 1200px;
}
.content {
  display: flex;
  flex-flow: row wrap;
}
header {
  background-color: #e9e9e9;
}
header .container {
  display: flex;
  flex-flow: row wrap;
  justify-content: space-between;
  align-items: center;
  padding: 0;
}
header .logo {
  display: inline-block;
  margin: 10px 0;
  font-size: 20px;
  font-weight: 700;
  line-height: 44px;
}
main {
  width: 70%;
  padding-right: 40px;
}
aside {
  margin-top: 60px;
  width: 30%;
}
aside ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
aside ul li {
  position: relative;
  padding-left: 15px;
  line-height: 2em;
}
aside ul li:before {
  display: block;
  position: absolute;
  top: 11px;
  left: 0;
  width: 0;
  height: 0;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 6px solid #428cca;
  content: "";
}
footer {
  background-color: #303840;
  color: #fff;
  text-align: center;
}
footer .container {
  padding: 40px 40px 100px;
}
footer .links {
  text-align: left;
  list-style: none;
  column-count: 3;
}
footer p {
  margin: 0;
}
@media (max-width: 1280px) {
  .container,
  .content {
    width: 100%;
    padding: 0 20px;
  }
}
@media (max-width: 1024px) {
  .container {
    width: 100%;
    padding: 0 20px;
  } 
  header .container {
    padding: 0 20px;
  }
  .navigation {
    display: block;
  }
  .columns-3 {
    column-count: 1;
  }
  main {
    width: 100%;
  }
  aside {
    display: none;
  }
  footer .links {
    column-count: 2;
  }
}
@media (max-width:768px) {
  h1 {
    font-size:30px
  }
  h2 {
    font-size:25px
  }
  .cta {
    left: 20px;
  }
  footer .links {
    column-count: 1;
  }
}