body{
  margin: 0;
  font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}
.conteiner {
  width: 1400px;
  margin-left: calc(50% - 700px);
  margin-bottom: 30px;
  display: inline-block;
}

.conteiner:first-child{
  margin-top: 30px;
}

header > img {
  width: 100px;
  height: 40px;
  object-fit: contain;
  object-position: left;
  float: left;
}
nav {
  float: right;
  margin-top: 10px;
}

nav > a {
  text-decoration: none;
  color: black ;
  font-size: 20px;
  line-height: 1em;
  margin-left: 2em;
}
nav > a:first-child {
  margin-left: 0;
}
nav > a:hover {
  text-decoration: underline;
  
}

main > div {
  float: left;
  width: 40%;
}
h1 {
  font-weight: normal;
  color: #222222;
  font-size: 50px;
}
h1 > span {
  display: block;
  font-weight: bold;
}
div > p {
  font-size: 20px;
}
main > div > a {
  float: left;
  padding: 0.92em;
  padding-left: 2em;
  padding-right: 2em;
  margin-right: 1em;
  margin-bottom: 1em;
  color: white;
  font-size: 16px;
  line-height: 1.3em;
  background-color: #6d3f9e;
  text-decoration: none;
  border-radius: 1.7em;
  border: 0.15em solid #6d3f9e;
  
}

main > div > a:nth-child(4) {
  color: #6d3f9e;
  background-color: white;
}
main > div > a:hover {
  box-shadow: 0px 5px 10px  rgba(0, 0, 0, 0.5)
}

main > img {
  float: right;
  width: 45%;
}
.social {
  float: left;
}
.social > .icon {
  margin-right: 1em;
  line-height: 1em;
  font-size: 20px;
  text-decoration: none;
  color: #999;
}
.social > .icon:last-child {
  margin-right: 0;
}
.copyright {
  margin: 0;
  float: right;
}