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

header {
  width: 100%;
  height: 60px;
  padding: 0 15px;
  background: rgb(0, 0, 0);
  display: flex;
  align-items: center;
  justify-content: right;
  position: fixed;
  top: 0;
}

header nav {
  display: flex;
  align-items: center;
  position: relative;
}

header nav a,
header nav span {
  color: rgb(255, 254, 254);
  text-decoration: none;
  font-size: 14px;
  z-index: 1;
  width: 80px;
  padding: 8px 0px;
  text-align: center;
  font-weight: bold;
  transition: left .3s ease 0s;
}

header nav span {
  position: absolute;
  top: 0;
  left: 0;
  background: #f88445;
  height: 100%;
  z-index: 0;
  border-radius: 8px;
}

header nav a:nth-of-type(1):hover~span {
  left: 0px;
}

header nav a:nth-of-type(2):hover~span {
  left: 80px;
}

header nav a:nth-of-type(3):hover~span {
  left: 160px;
}

header nav a:nth-of-type(4):hover~span {
  left: 240px;
}

header nav a:nth-of-type(5):hover~span {
  left: 320px;
}

* {
  margin: 0;
  padding: 0;
  font-family: "Open Sans", sans-serif;
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #f1f1f1;
}

.about-section {
  background: url(./images/probe.jpg) no-repeat left;
  background-size: 75%;
  background-color: #fdfdfd;
  overflow: hidden;
  padding: 100px 0;
}

.inner-container {
  width: 55%;
  float: right;
  background-color: #fdfdfd;
  padding: 150px;
}

.inner-container h1 {
  margin-bottom: 30px;
  font-size: 30px;
  font-weight: 900;
}

.text {
  font-size: 13px;
  color: #545454;
  line-height: 30px;
  text-align: justify;
  margin-bottom: 40px;
}

.skills {
  display: flex;
  justify-content: space-between;
  font-weight: 700;
  font-size: 13px;
}

@media screen and (max-width:1200px) {
  .inner-container {
    padding: 80px;
  }
}

@media screen and (max-width:1000px) {
  .about-section {
    background-size: 100%;
    padding: 100px 40px;
  }

  .inner-container {
    width: 100%;
  }
}

@media screen and (max-width:600px) {
  .about-section {
    padding: 0;
  }

  .inner-container {
    padding: 60px;
  }
}