html {
    background-color: rgb(223, 239, 249);
    font-family: 'Trebuchet MS';
    max-width: 100%;
    height: auto;
    margin: 0;
    padding: 0;
    font-size: 14x;
    color: black;
}

.page-acceuil-header {
    color: white;
    background-color: blue;
    position: fixed;
    width: 100%;
    height: 60px;
    top: 0px;
    z-index: 10;
    border-radius: 20px;
    opacity: 0.5;
}
.page-acceuil-header:hover {
    opacity: 1;
}
#sub_menu_list {
    display: none;
}

#large_menu {
    display: block;
}

.page-acceuil-header p {
    position: relative;
    color: white;
    padding-right: 0, 1px;
    text-transform: uppercase;
    font-weight: 200;
    padding-left: 10px;
    float: left;
}

.page-acceuil-header ul {
    padding-right: 20px;
    float: right;
}

.page-acceuil-header li {
    display: inline-block;
    font-weight: 200;
    text-transform: uppercase;
    padding-left: 10px;
    color: white;
    font-size: 1.5vw;
}

.page-acceuil-header a {
    color: white;
}

.page-acceuil-header a:hover {
    color: black;
    text-align: right;
}

#page-acceuil-s1 {
    width: 100vw;
    height: 100vh;
}

#page-acceuil-s1 video {
    object-fit: cover;
    width: 100%;
    height: 100vh;
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: -1;
}

.page-aceuil-s1-text {
    padding: 60px;
    background-color: gray;
    opacity: 0.5;
    color: black;
    animation-duration: 3s;
    animation-name: slidein;
    font-size: 1vw;
}

#nextBut {
    background-color: white;
    border-radius: 23px;
    padding: 10px;
    margin: 10px;
    float: right;
    color: black;
}

#nextBut:hover {
    background-color: lightblue;
}

#page-acceuil-s1 h1 {
    text-align: center;
}

#page-acceuil-s2 {
    width: 98vw;
    height: 100vh;
    transition: 0.5s;
    font-size: 3vh;
    padding: 1px;
    overflow: scroll;
}

.section-text-zone {
  width: 48vw;
  height: 90vh;
  position: relative;
  text-align: justify;
}
.section-text-zone  h2 {
  text-align: center;
}
.section-text-zone  p {
  padding-left: 5vw;
  padding-right: 5vw;
}
.imageSection {
  width: 30vw;
  height: 80vh;
  padding: 10vw;
  opacity: 0.8;
  object-fit: cover;
}
#page-acceuil-s2 img {
    position: inherit;
    float: left;
    height: 80vh;
    
    top: 10vh;
}

#page-acceuil-s2 .cabtext {
    position: inherit;
    float: right;
    margin: 10vw;
    width: 48%;
}
#page-acceuil-s2 .cabtext:active {
    animation-duration: 6s;
    animation-name: opac100;
}
#page-acceuil-s1 h1 {
    text-align: center;
}
#page-acceuil-s3 {
    position: relative;
    width: 100vw;
    height: 100vh;
    font-size: 1.5vw;
    background-color: white;
    overflow: scroll;
}
#page-acceuil-s3 img {
    position: inherit;
    width: 30vw;
    left: 60vw;
    top: 10vh;
}
#page-acceuil-s3 h4 {
    color: red;
    position: inherit;
}

@keyframes opac100 {
    from {
        opacity: 0.1;
    }

    to {
        opacity: 1;
    }
}

@keyframes slidein {
    from {
        margin-left: 100%;
        width: 300%;
    }

    to {
        margin-left: 0%;
        width: 100%;
    }
}
#page-acceuil-s4 {
    position: relative;
    height: 150vh;
    width: 100vw;
    font-size: 3vh;
    padding: 10px;
}
#page-acceuil-s4 h4{
    text-align: center;
}
#page-acceuil-s4 p {
    padding: 2px;
    text-align: justify;
}
#page-acceuil-s4 img{
    float: left;
    width: 50px;
    height: 50px;
    padding: 5px;
}
#page-acceuil-s4 img:hover{
    width: 70px;
    height: 70px;
    cursor: pointer;
    padding: 5px;
}
.servClass {
    position: relative;
    float: left;
    width: 27vw;
    height: 50vh;
    overflow: scroll;
    border-radius: 10px;
    border: 2px solid red;
    background-color: aliceblue;
    margin: 15px;
}

.servClass:hover {
    background-color:lightblue;
}
#page-acceuil-s5 {
  width: 100vw;
  height: 100vh;
  font-size: 3vh;
  position: relative;
  background-image: url(/IMAGES/expert-work.jpg);
  background-repeat: no-repeat;
  background-size: cover;
}
#cabInfo {
  width: 50 vw;
  float: left;
  position: relative;
  top: 15vh;
  left: 10vw;
  height: 70vh;
  padding: 30px;
  border-radius: 23px;
  border: red 2px solid;
  background-color: lightblue;
  opacity: 0.8;
  overflow: scroll;
}
.login-box {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 500px;
    padding: 40px;
    transform: translate(-50%, -50%);
    background: rgba(0,0,0,.5);
    box-sizing: border-box;
    box-shadow: 0 15px 25px rgba(0,0,0,.6);
    border-radius: 10px;
    z-index: 20;
    display: none;
  }
  
  .login-box h2 {
    margin: 0 0 30px;
    padding: 0;
    color: #fff;
    text-align: center;
  }
  
  .login-box .user-box {
    position: relative;
  }
  
  .login-box .user-box input {
    width: 100%;
    padding: 10px 0;
    font-size: 16px;
    color: #fff;
    margin-bottom: 30px;
    border: none;
    border-bottom: 1px solid #fff;
    outline: none;
    background: transparent;
  }
  .login-box .user-box label {
    position: absolute;
    top:0;
    left: 0;
    padding: 10px 0;
    font-size: 16px;
    color: #fff;
    pointer-events: none;
    transition: .5s;
  }
  .login-box .user-box input:focus ~ label,
  .login-box .user-box input:valid ~ label {
    top: -20px;
    left: 0;
    color: #03e9f4;
    font-size: 12px;
  }
  
  .login-box form a {
    position: relative;
    display: inline-block;
    padding: 10px 20px;
    color: #03e9f4;
    font-size: 16px;
    text-decoration: none;
    text-transform: uppercase;
    overflow: hidden;
    transition: .5s;
    margin-top: 40px;
    letter-spacing: 4px;
    cursor: pointer;
  }
  
  .login-box a:hover {
    background: #03e9f4;
    color: #fff;
    border-radius: 5px;
    box-shadow: 0 0 5px #03e9f4,
                0 0 25px #03e9f4,
                0 0 50px #03e9f4,
                0 0 100px #03e9f4;
  }
  
  .login-box a span {
    position: absolute;
    display: block;
  }
  .login-box a span:nth-child(1) {
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, #03e9f4);
    animation: btn-anim1 1s linear infinite;
  }
  
  @keyframes btn-anim1 {
    0% {
      left: -100%;
    }
    50%,100% {
      left: 100%;
    }
  }
  
  .login-box a span:nth-child(2) {
    top: -100%;
    right: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, transparent, #03e9f4);
    animation: btn-anim2 1s linear infinite;
    animation-delay: .25s
  }
  
  @keyframes btn-anim2 {
    0% {
      top: -100%;
    }
    50%,100% {
      top: 100%;
    }
  }
  
  .login-box a span:nth-child(3) {
    bottom: 0;
    right: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(270deg, transparent, #03e9f4);
    animation: btn-anim3 1s linear infinite;
    animation-delay: .5s
  }
  
  @keyframes btn-anim3 {
    0% {
      right: -100%;
    }
    50%,100% {
      right: 100%;
    }
  }
  
  .login-box a span:nth-child(4) {
    bottom: -100%;
    left: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(360deg, transparent, #03e9f4);
    animation: btn-anim4 1s linear infinite;
    animation-delay: .75s
  }
  
  @keyframes btn-anim4 {
    0% {
      bottom: -100%;
    }
    50%,100% {
      bottom: 100%;
    }
  }
  .texteff {
    --s: 0.1em;   /* the thickness of the line */
    --c: #2c4bff; /* the color */
    
    color: #0000;
    padding-bottom: var(--s);
    background: 
      linear-gradient(90deg,var(--c) 50%,#000 0) calc(100% - var(--_p,0%))/200% 100%,
      linear-gradient(var(--c) 0 0) 0% 100%/var(--_p,0%) var(--s) no-repeat;
    -webkit-background-clip: text,padding-box;
            background-clip: text,padding-box;
    transition: 0.5s;
  }
.texteff:hover {--_p: 100%}
.image-fader {
  width: 30vw;
  height: 80vh;
  padding: 10vw;
  position: absolute;
  object-fit: cover;
}
.image-fader img {
  animation-name: imagefade;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
  animation-duration: 8s;
}
@keyframes imagefade {
  0% {
    opacity:1;
  }
  17% {
    opacity:1;
  }
  25% {
    opacity:0;
  }
  92% {
    opacity:0;
  }
  100% {
    opacity:1;
  }
}

.image-fader img:nth-of-type(1) {
  animation-delay: 6s;
}
.image-fader img:nth-of-type(2) {
  animation-delay: 4s;
}
.image-fader img:nth-of-type(3) {
  animation-delay: 2s;
}
.image-fader img:nth-of-type(4) {
  animation-delay: 0;
}