body {
  background-color: #001;
  font-family: "Space Grotesk", sans-serif;
}
header {
  z-index: 0;
  position: absolute;
  padding: 30px 4% 10px;
  width: 90%;
  color:antiquewhite;
  display: flex;
  align-items: center;
}
header h1 {
  margin: 0; padding: 0;
  font-size: 28px;
  font-family: "Space Grotesk", sans-serif;
  font-optical-sizing: auto;
  font-weight: 300;
  font-style: normal;
}
a {	
  text-decoration: none;
  color:antiquewhite;
}
header nav {
  margin: 0 0 0 auto;
}
header ul {
  list-style: none;
  margin: 0;
  display: flex;
}
header li {
  margin: 0 0 0 15px;
  font-size: 14px;
}
.content {
  display:none;
  top: 100px;
  padding: 30px 4% 10px;
  color:antiquewhite;
  z-index: 10;
  position: absolute;
}
.modal{
  display:none;
  top: 100px;
  padding: 30px 4% 10px;
  color:antiquewhite;
  z-index: 20;
  position: absolute;
  background-color:rgba(255, 255, 255, 0.2);
  width:100%;
}
.service_desc{
  display:none;
  top: 100px;
  padding: 30px 4% 10px;
  font-optical-sizing: auto;
  font-weight: 300;
  font-style: normal;
  color:antiquewhite;
  z-index: 20;
  position: absolute;
  background-color:rgba(255, 255, 255, 0.2);
  width:100%;
  height:50%;
}
.sevice_title{
  margin-top:100px;
  font-size: 20px;
}
.sevice_text{
  margin:30px 0px;
  font: size 1.4em;
}
.footer {
  padding: 5rem;
  width: 90%;
  top: 80%;
  color:antiquewhite;
  z-index: 20;
  position: absolute;
  display: flex;
  align-items: center;
}
@media screen and (max-width: 599px) {
  header {
    width: 100%;
    flex-direction: column;
  }
  header nav {
    margin-top:5%;
  }
  .content, .modal, .service_desc {
    width: 100%;
    top:150px;
  }
  .footer {
    top:1000px;
    width: 100%;
    flex-direction: column;
  }
  .copyright {
    width: 100%;
    font-size:xx-small;
  }
  .md-flex {
    width: 100%;
    font-size:small;
  }
}
.flex {
  display: flex;
}
.md-flex {
  margin: 0 0 0 auto;
}

.footer__navi {
  flex-wrap: wrap;
}

.footer__navi li {
  display: inline-block;
}

.footer__navi li:not(:last-child) {
  margin-right: 16px;
}
.md-justify-between {
  justify-content: space-between;
}