*, body, img {
margin: 0;
padding: 0;
border: 0;
}

body {
  background-color: #fff;
  font-family: sans-serif;
  font-size: 16px;
  font-weight: 300;
  font-style: normal;
  line-height: 1.6em;
  letter-spacing: 0em;
  text-rendering: optimizeLegibility;
}

.site-container {
  color: #000;
  position: relative;
  width: auto;
  max-width: 100%;
  margin: 0;
  box-sizing: border-box;
}

.site-header {
  display: block;
  position: relative;
  width: auto;
  max-width: 1080px;
  padding-top: 20px;
  margin: auto;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.05em;
  padding-left: 15px;
}

.site-header a {
  float: left;
  text-decoration: none;
  color: #000;
}

.site-header nav {
  float: right;
}

.menu {
  margin: 10px;
  width: 200px;
}

.menu li {
  display: block;
  width: 80px;
  float: left;
  margin-left: 2px;
  list-style: none;
}

.menu a {
  display: block;
  padding: 3px;
  text-decoration: none;
  color: #000;
  font-size: 16px;
}

.menu a:hover {
  color: #1e90ff;
}

/* clear the blocks */
.section-hello::before,
.section-hello::after {
  content: "";
  display: table;
}

.section-hello::after {
  clear: both;
}

.section-hello {
  clear: both;
  *zoom: 1;
}

.hello {
  text-align: center;
  font-size: 36px;
  font-weight: 500;
  letter-spacing: 0.05em;
  margin: 200px 1.5% 50px 1.5%;
}

.hello a {
  text-decoration: none;
  color: #1e90ff;
}

.mail-link {
  padding-top: 70px;
}

.section-lin::before,
.section-lin::after {
  content: "";
  display: table;
}

.section-lin::after {
  clear: both;
}

.section-lin {
  clear: both;
  *zoom: 1;
}

.lin {
  text-align: center;
  font-size: 36px;
  font-weight: 500;
  letter-spacing: 0.05em;
  margin: 50px 1.5% 300px 1.5%;
}

.lin a {
  text-decoration: none;
  color: #1e90ff;
}

.social-links {
  padding-top: 70px;
}