my_website/my-app/src/css/mine.css

.app {
  height: 100%;
  background-size: 100% 100%;
  -webkit-text-stroke-width: 1px;
  -webkit-text-stroke-color: black;
  color: white;
}

body {
    overflow: hidden;
    /* color:black; */
    font-family: "Fira Sans", Arial, sans-serif;
    height: 100vh;
    margin: 0;
    font-family: Arial, sans-serif;
    /* border: 1vh solide white; */
  }
  
  header {
    height: 15vh;
    width: 100%;
    /* background-color: #a4a4a4; */
    /* padding: 20px 0; */
    text-align: center;

    border-bottom: 4px solid

    /* border-bottom-width: 5px; */
    /* border-bottom: 1cm; */
    /* border-color: rgb(207, 0, 0); */
  }
  
  .header-content {
    width: 100vw;
    display: flex;
    /* align-items: center; */
    justify-content: space-between; /* Align items horizontally */
    /* padding-left: 0px; */
  }
  
  .logo img{
    height: 14.5vh; /* Adjust the size as needed */
    /* margin-right: 32.5vw; */
    margin-left: 3vw;
    margin-right: 20vw;
    margin-bottom: 1vh;
    /* margin-left: 20px; */
  }
  
  .pages {
    font-weight: 800;
    /* width: 5vw; */
    margin-top: 5vh;
    height: 5vh;

    transition-property: transform;
    transition-duration: 1s;
    transition: all 700ms ease;

    &:hover {
      transform: scale(1.1);
      border-bottom: 4px solid;
    }
  }


  .title {
    color:black;
    font-weight: 800;
    margin-left: 2vw;
    margin-right: 98vw;
  }
  
  .menu {
    float: right;
  }

  .language {
    display: flex;
    flex-direction: row;
    width: 10vw;
    margin-top: 5vh;
    margin-left: 20vw;
    height: 6vh;
    /* margin-right: 2vw; */
  }

  .css-15bhy65 {
    margin-right:  20px;
  }

  .dark_mode {
    /* margin-top: 5vh; */
    margin-right: 2vw;
    width: 8vw;
    /* position: absolute; */
    /* margin: 0 */
  }

  .hello {
    font-weight: 800;
    font-size: 700%;    
  }

  .description {
    font-size: 100%;
  }

  .project {

    display: flex;
    flex-direction: column;
    align-items: flex-start;

    margin-top: 30vh;
    margin-right: 10vw;

    font-weight: 800;
    width: 50vh;
    height: 50%;
    align-self: start;
    /* margin-left: 30%; */
    /* margin-left: 10%; */
    /* margin-top: 15%; */
    /* max-width: 60%; */
  }
  
  .presentation {
    margin-top: 8%;
    margin-left: 15%;
    max-width: 40%;
  }

  .home {
    position: absolute;
    /* top: 50%; */
    right: -100vw;
    /* height: 50%; */
    animation: slideRight 2s ease forwards; 
    display: flex;
    flex-direction: row;
    justify-content: space-between;
  }

  @keyframes slideRight {
    0% {
      right: -100vh; /* Position initiale */
    }
    100% {
      right: 0; /* Position finale (tout à droite) */
    }
  }

  .project_txt {
    font-weight: 800;
    font-size: 200%;
  }
  
  .cv_button {
    margin-top: 10%;
    margin-left: 70%;

  }
  
  .css-cg7pzv {
    transition-property: transform;
    transition-duration: 1s;
    &:hover {
        transform: scale(1.3);
    }
  } 

  .project_group {
    display: flex;
    flex-direction: row;
    width: 100%;
    /* justify-content: center; */
    /* align-self: left; */
    align-items: center;
  }

  .project_list {
    margin-right: 2vw;
    /* justify-content: space-between; */
    transition-property: transform;
    transition-duration: 700ms;
    &:hover {
        transform: scale(1.15);
    }
  }

  .project_list:hover {
    color: rgb(0, 127, 255);
  }

  .arrow {
    transition-property: transform;
    transition-duration: 700ms;
    transition: all 700ms ease;
    transform: scale(1.15);
    color: rgb(0, 127, 255);
    /* transition-property: transform; */
    /* transition-duration: 700ms; */
    /* padding-right: 10vh; */
    opacity: 0;
  }

  .project_list:hover + .arrow {
    /* color: rgb(0, 127, 255); */
    /* transition-property: transform; */
    /* transition-duration: 700ms; */
    opacity: 1;
  }