HW/Modul_Project/src/App.css

body {
  margin: 0;
}

html {
  box-sizing: border-box;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

.wrapper {
  width: 100%;
  position: relative;
  overflow: hidden;
}

img {
  max-width: 100%;
  height: auto;
  vertical-align: top;
}

.header {
  background: #EEEFF1;
  position: relative;
  padding: 15px 30px;
}

.header-wrap {
  display: flex;
  align-items: center;
}

.logo {
  text-decoration: none;
  color: #34547A;
  font-size: 48px;
  font-family: 'Revalia';
  font-style: normal;
  font-weight: 400;
  line-height: 60px;
  text-align: center;
  padding-left: 300px;
}

header nav {
  padding-right: 200px;
}

#burger {
  position: absolute;
  left: -9999999px;
  opacity: 0;
  visibility: hidden;
}

.burger {
  display: block;
  height: 16px;
  width: 26px;
  position: relative;
  cursor: pointer;
}

.burger::before,
.burger::after {
  content: '';
}

.burger::before,
.burger span,
.burger::after {
  height: 2px;
  position: absolute;
  left: 0;
  right: 0;
  background: #000;
  border-radius: 2px;
}

.burger::before {
  top: 0;
}

.burger span {
  top: 7px;
}

.burger::after {
  bottom: 0;
}

#burger:checked+.burger::before {
  transition: transform .3s ease-in-out;
  transform: rotate(45deg);
  top: 7px;
}

#burger:checked+.burger::after {
  transition: transform .3s ease-in-out;
  transform: rotate(-45deg);
  bottom: 7px;
}

#burger:checked+.burger span {
  opacity: 0;
}

#burger:checked~.nav-list {
  transition: opacity .3s ease-in-out;
  opacity: 1;
  visibility: visible;
}


.nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-grow: 1;
}

.nav-list {
  position: absolute;
  list-style: none;
  margin: 0;
  padding-left: 0;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  text-align: center;
  opacity: 0;
  visibility: hidden;

}


.nav-item {
  padding-right: 40px;
}

.nav-link {
  color: #000;
  text-decoration: none;
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 500;
  font-size: 16px;
  line-height: 26px;
  letter-spacing: 0.1em;
}

.nav-link:hover {
  color: #34547A;
}

.container-design {
  max-width: 1180px;
  padding: 0 15px;
  margin: 0 auto;
}

.section-design {
  padding: 100px 0;
  background: #EEEFF1;
}

.design-row {
  display: flex;
  margin: 0 -75px;

}



.design-col-one {
  width: 50%;
  padding: 0 75px;
}

.design-col-two {
  width: 50%;
  padding: 0 75px;
}

.design-bg {
  padding-top: 67%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-image: url(image/frame.png);
}

.design-col-two h1 {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 500;
  font-size: 48px;
  line-height: 79px;
}

.design-col-two p {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  font-size: 16px;
  line-height: 26px;
}

.btn {
  display: flex;
  justify-content: center;
  align-items: center;
  max-width: 225px;
  height: 65px;
  text-decoration: none;
  background-color: #34547A;
  color: #FFFFFF;
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  font-size: 16px;
  line-height: 26px;
  text-align: center;
  letter-spacing: 0.1em;
}

.about_me {
  display: flex;
  box-sizing: border-box;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding-top: 120px;
  padding-bottom: 100px;
  max-width: 540px;
  flex-grow: 1;
  margin: 0 auto;
}

.about_me h1 {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 500;
  font-size: 32px;
  line-height: 38px;
  text-align: center;
}

.about_me p {
  text-align: center;
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  font-size: 16px;
  line-height: 26px;
  color: #727272;
}

.group {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  background: #34547A;
  text-decoration: none;
  justify-content: center;
  align-items: center;
}

.group-list {
  display: flex;
}

.group-img {
  text-decoration: none;
}

.group-item {
  display: flex;
  align-items: center;
}

.group-text {
  padding-left: 20px;
  color: #FFFFFF;
}

.group-text h3 {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 500;
  font-size: 21px;
  line-height: 25px;
  padding-top: 5px;
  margin: 0;
}

.group-text p {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  font-size: 16px;
  line-height: 26px;
  padding-bottom: 5px;
  margin: 0;
}

.work {
  display: flex;
  flex-direction: column;
  align-items: center;
  background: #EEEFF1;
  padding-bottom: 100px;
}

.work-text {
  text-align: center;
  max-width: 25%;
  padding-bottom: 20px;
}

.work-text h2 {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 500;
  font-size: 32px;
  line-height: 38px;
  text-align: center;
}

.work-text p {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  font-size: 16px;
  line-height: 26px;
  text-align: center;
  color: #727272;
}


.videosection {
  display: flex;
  position: relative;
  max-width: 1100px;
  height: 600px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
  z-index: 0;

}

#playbtn {
  position: absolute;
  display: block;
  width: 100px;
  height: 100px;
  background: url('image/vector.png')no-repeat center top;
  top: 42%;
  left: 45%;
}

.container {
  max-width: 1180px;
  padding: 0 15px;
  margin: 0 auto;
}

.section-skill {
  padding: 100px 0;
}

.skill-row {
  display: flex;
  margin: 0 -75px;
}

.skill-col {
  width: 50%;
  padding: 0 75px;
}

.skill-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.skill-bg {
  padding-top: 80%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-image: url(image/photo.png);

}

.skill {
  width: 85%;
}

.section-header {
  padding-bottom: 25px;
}

.section-header .title {
  font-size: 32px;
  line-height: 1.18;
  font-weight: 500;
  margin: 0 0 25px
}

.skill-title {
  color: #727272;
  font-size: 16px;
  line-height: 1.6;
  display: block;
  margin-bottom: 20px;
}

.skills-item:not(:last-child) {
  margin-bottom: 30px;
}

.skill-wrap {
  position: relative;
  height: 4px;
  background: #c4c4c4;
}

.skill {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  background: #34547a;
}

.my_works {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  flex-direction: row;
  width: 100%;
  background-color: #34547A;

}

.my_works-img {
  position: relative;
  width: 25%;
  height: 100%;
}

.eye-over {
  position: absolute;
  z-index: 1;
  text-align: center;
  top: 50%;
  left: 40%;
  -webkit-transition: all .25s;
  -o-transition: all .25s;
  transition: all .25s;
  opacity: 0;

}

.my_works-img:hover {
  opacity: 0.6;
}


.my_works-img:hover .eye-over {
  opacity: 1;

}

.microsoft {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
}

.microsoft img {
  padding-left: 30px;
  padding-top: 70px;
  padding-bottom: 100px;
}

.contact {
  background-color: #EEEFF1;
}

.contact-item {
  position: relative;
  max-width: 540px;
  text-align: center;
  padding-top: 100px;
  margin: auto;
}

.contact-text h2 {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 500;
  font-size: 32px;
  line-height: 38px;
  text-align: center;
}

.contact-text p {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  font-size: 16px;
  line-height: 26px;
  text-align: center;
  color: #727272;
}

input[type="text"],
input[type="email"] {
  width: 255px;
  height: 45px;
  border-color: #e5e5e5;
  color: #dcdcde;
  font-size: 14px;
  font-family: 'Roboto', sans-serif;
  margin-bottom: 20px;
  padding-left: 20px;

}

input[type="text"] {
  float: left;
}

input[type="email"] {
  float: right;
}


textarea {
  padding-top: 20px;
  padding-left: 20px;
  width: 540px;
  height: 175px;
}

.btn-contact {
  border: none;
  margin-bottom: 100px;
  margin-top: 50px;
  max-width: 190px;
  padding: 20px 30px 20px 30px;
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  font-size: 14px;
  line-height: 23px;
  text-align: center;
  letter-spacing: 0.15em;
  color: #FFFFFF;
  background-color: #34547A;
}

footer {
  display: flex;
  background-color: #34547A;
  justify-content: space-around;
  align-items: center;
  padding-bottom: 50px;
  padding-top: 50px;
}

.footer-text h3 {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 500;
  font-size: 21px;
  line-height: 25px;
  color: #FFFFFF;
}

.footer-text p {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  font-size: 13px;
  line-height: 21px;
  color: #FFFFFF;

}

footer img {
  padding-left: 22px;
}

@media (min-width: 320px) {
  .logo {
      padding-left: 50px;
  }

  header nav {
      padding-right: 50px;
  }


}


@media (min-width: 576px) {
  .logo {
      padding-left: 50px;
  }

  header nav {
      padding-right: 50px;
  }


}

@media (min-width: 768px) {
  .logo {
      padding-left: 50px;
  }

  header nav {
      padding-right: 50px;
  }

}

@media (min-width: 992px) {
  .logo {
      padding-left: 50px;
  }

  header nav {
      padding-right: 50px;
  }


}

@media(min-width: 1024px) {
  .burger {
      display: none;
  }

  .nav-list {
      display: flex;
      align-items: center;
      opacity: 1;
      visibility: visible;
      position: static;
  }

  .nav-item {
      padding-bottom: 0;
  }

  .nav-item+.nav-item {
      padding-left: 15px;
  }

  .logo {
      padding-left: 50px;
  }

  header nav {
      padding-right: 50px;
  }
}

@media(min-width: 1200px) {
  .burger {
      display: none;
  }

  .nav-list {
      display: flex;
      align-items: center;
      opacity: 1;
      visibility: visible;
      position: static;
  }

  .nav-item {
      padding-bottom: 0;
  }

  .nav-item+.nav-item {
      padding-left: 15px;
  }


  .logo {
      padding-left: 20px;
  }

  header nav {
      padding-right: 20px;
  }


}


@media(min-width: 1400px) {
  .logo {
      padding-left: 150px;
  }

  header nav {
      padding-right: 50px;
  }
}

@media(max-width:320px) {}

@media(max-width:767px) {

  .design-col-two h1 {
      font-family: 'Roboto';
      font-style: normal;
      font-weight: 500;
      font-size: 32px;
      line-height: 20px;
      margin: 5px auto;
  }

  .about_me {
      padding-top: 25px;
      padding-bottom: 25px;
  }

  .work-text {
      max-width: 50%;
  }


  input[type="text"] {
      float: none;
  }

  input[type="email"] {
      float: none;
  }

  .design-col-two {
      width: 80%;
  }

  .design-col-two h1 {
      font-size: 27px;
  }

}

@media(max-width:1024px) {
  .section-design {
      padding-top: 150px;
  }

  .design-row {
      display: flex;
      flex-direction: column;
      align-items: center;
  }

  .design-col-two {
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;

  }

  .design-col-two h1 {
      font-family: 'Roboto';
      font-style: normal;
      font-weight: 500;
      font-size: 32px;
      line-height: 40px;
  }

  .about_me {
      padding-top: 50px;
      padding-bottom: 50px;
  }

  .skill-row {
      align-content: center;
      align-items: center;
      flex-direction: column-reverse;
  }

}