styles.css

@font-face {
  font-family: "IRANSansWeb";
  src: local("IRANSansWeb"), url("./fonts/woff/IRANSansWeb.woff") format("woff");
}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: IRANSansWeb;
}
section {
  position: relative;
  width: 100%;
  min-height: 100vh;
  padding: 100px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #0064be;
  transition: 1s;
}
header {
  position: absolute;
  right: 0;
  top: 0;
  width: 100%;
  padding: 20px 100px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header .logo {
  position: relative;
  max-height: 100px;
}
header ul {
  position: relative;
  display: flex;
}
header ul li {
  list-style: none;
}
header ul li a {
  display: inline-block;
  color: #fff;
  font-weight: 400;
  margin-right: 40px;
  text-decoration: none;
}
.content {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.content .textBox {
  position: relative;
  max-width: 600px;
}
.content .textBox h2 {
  color: #fff;
  font-size: 3.5em;
  line-height: 2em;
  font-weight: bold;
}
.content .textBox h2 span {
  font-size: 2em;
}
.content .imageBox {
  width: 600px;
  display: flex;
  padding-left: 50px;
  justify-content: flex-end;
  align-items: center;
}
.content .imageBox img {
  min-height: 350px;
}
.tumb {
  position: absolute;
  left: 50%;
  bottom: 10px;
  transform: translateX(-50%);
  display: flex;
}
.tumb li {
  list-style: nome;
  display: inline-block;
  margin: 0 20px;
  cursor: pointer;
  transition: 0.5s;
}
.tumb li:hover {
  transform: translateY(-15%);
}
.tumb li img {
  max-width: 40px;
}
.sci {
  position: absolute;
  top: 50%;
  left: 30px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}
.sci li {
  list-style: none;
}
.sci li a {
  filter: invert(1);
  display: inline-block;
  padding: 5px 5px;
}
.sci li a img {
  max-height: 20px;
  max-width: 20px;
}