body {
  background-color: #dbd8d8;

  font-family: Verdana, Geneva, Tahoma, sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.icon-header {
  display: flex;
  justify-content: baseline;
  align-items: baseline;
}

.nav-logo {
  font-size: 2rem;
  position: relative;
  bottom: 20px;
  margin-left: -15px;
}

#dove-icon {
  height: 5em;
  width: 5em;
}

li > a {
  text-decoration: none;
  color: #1f1f7a;
  font-size: 1.2rem;
  text-transform: uppercase;
}

li > a:hover {
  color: #ccc;
  text-decoration: underline;
}

.sign-in {
  background-color: darkblue;
  color: white;
  border-radius: 7px;
}

.sign-in > a {
  color: white;
}

.sign-in > a:hover {
  border: 2px solid darkblue;
  border-radius: 7px;
  background-color: white;
  color: darkblue;
  text-decoration: none;
}
.maincontainer {
  max-width: 800px;

  display: flex;

  flex-direction: column;

  justify-content: center;

  align-items: center;

  text-align: center;

  margin: auto;
}

.firstcontainer {
  margin-bottom: 50px;
}

.secondcontainer {
  margin-bottom: 50px;
}

.thirdcontainer {
  margin-bottom: 50px;
}

.line {
  font-weight: 800;

  color: #1f1f7a;
}

aside {
  display: flex;

  flex-wrap: wrap;
}

.box {
  max-width: 350px;

  margin: 10px;

  padding: 10px;
}

h1 {
  color: #1f1f7a;

  text-align: center;

  margin: 0;
}

h3 {
  color: #1f1f7a;

  text-align: center;

  margin: 0;
}

h4 {
  margin: 0;
}

button {
  border-radius: 10px;
  padding: 0.5em;
  margin-bottom: 2em;
  background-color: #1f1f7a;
}

button a {
  color: white;
  text-decoration: none;
}