a:link {text-decoration: none ; color: #5279b7;}
a:visited {text-decoration: none ; color: #5279b7;}
a:active {text-decoration: none ; color:  #5279b7;}
a:hover{text-decoration: none; color:  #555;}

:root {
  --color0: white;
  --color1:  #eeeeee     ;lightblue; #fcfcfc;
  --color2:  WhiteSmoke     ; #fcfcfc ;lightgreen; #f2f2f2;
  --colortext: black;
  --width: 1000px;

  --color_home:rgba(144, 195, 212, 0.9);
  --color_research:rgba(51, 153, 255, 0.9);
  --color_vitae:rgba(51, 153, 255, 0.9);
  --color_publis:rgba(51, 153, 255, 0.9);
  --color_talks:rgba(51, 153, 255, 0.9);
  --color_photos:rgba(51, 153, 255, 0.9);
}

#grad1 {
    background: var(--color1); /* For browsers that do not support gradients */
    background: -webkit-linear-gradient(var(--color1), var(--color2)); /* For Safari 5.1 to 6.0 */
    background: -o-linear-gradient(var(--color1), var(--color2)); /* For Opera 11.1 to 12.0 */
    background: -moz-linear-gradient(var(--color1), var(--color2)); /* For Firefox 3.6 to 15 */
    background: linear-gradient(var(--color1), var(--color2)); /* Standard syntax (must be last) */
}

#grad2 {
    background: var(--color2); /* For browsers that do not support gradients */
    background: -webkit-linear-gradient(var(--color2), var(--color1)); /* For Safari 5.1 to 6.0 */
    background: -o-linear-gradient(var(--color2), var(--color1)); /* For Opera 11.1 to 12.0 */
    background: -moz-linear-gradient(var(--color2), var(--color1)); /* For Firefox 3.6 to 15 */
    background: linear-gradient(var(--color2), var(--color1)); /* Standard syntax (must be last) */
}

div#contenulol {
    width: 80%;
    margin:0;
    margin-left: 10%;
    align: "justify";
    overflow: hidden;
    margin-bottom: 50px;

}

div#contentleft {
    width: 68%;
    margin:0;
    padding:0;
    margin-right:2%;
    align: "justify";
    /* background-color: #eee; */
}


div#content-all {
  font-size: 1em;
    width: 100%;
    margin:0;
    padding:0;
    align: "justify";
    /* background-color: #eee; */
}

 hr {
/* display: block;
 margin-top: 0.5em;
 margin-bottom: 0.5em;
 margin-left: auto;
 margin-right: auto; */
 border: .1px solid var(--colortext)
 }


 html {
   height: 100%;
   overflow: hidden;
 }

 body {
   margin:0;
   background-color: #fff;
   color:black;
   padding:0;
 	 perspective: 1px;
 	 transform-style: preserve-3d;
   height: 100%;
   overflow-y: scroll;
   overflow-x: hidden;
   font-family:  'pt sans', 'calibri',  'Arial', sans-serif;
 }



header {
    padding: 1em;
    color: var(--colortext);
    background-color: var(--color1);
/*    3797B8 */
    clear: left;
    text-align: center;
    width: var(--width);
    margin-left: auto;
    margin-right: auto;
/*    background-color: rgba(255, 0, 0, 0.5); //semi-transparent red$*/
/*    border-radius: 15px;
    border: 3px solid #7bba75;*/
}

#buttons{

  padding: 1em;
  color: var(--colortext);
  background-color: var(--color1);
/*    3797B8 */
  clear: left;
  text-align: center;
  width: var(--width);
  margin-left: auto;
  margin-right: auto;
  height: 50;
  background-color: rgba(200,200,200,0);
  color:white;
  left: 0;
  right: 0;
  top: 0;
  margin-left:auto;
  margin-right:auto;
  position:fixed;
  padding-top:0rem;
}

section {
    padding: 1em;
    color: black;
    clear: left;
    font-size: 1em;
    width: var(--width);
    text-align: left;
    color: var(--colortext);
    left: 10%;
    right: 10%;
}

table{
  font-size: 1em;
  color: var(--colortext);
}

footer{
    padding: 1em;
    color: black;
    background-color: var(--color1);
    clear: left;
    text-align: center;
    width: var(--width);
    margin-left: auto;
    margin-right: auto;
    color: var(--colortext);
}

a{transition: 1s}

img{
  border: .1px solid black;
  transition: .3s;
}

img:hover{
  -webkit-transform: scale(1.0);
  -moz-transform: scale(1.0);
  -o-transform: scale(1.0);
  transform: scale(1.0);
}

img#button_image{
    border: 2px solid #5279b7;
}



button {
  font-family: 'pt sans', 'calibri', 'Arial', sans-serif;
  font-weight: light;
  display: block;
  width: 8rem;
  padding: .4rem;

  border: none;
  margin: 1rem auto;
  font-size: 1em;
  background: rgba(255,255,255,0.23);
  background: rgba(0,0,0,0.5);
  background: rgba(255,60,200,0.5);
  background :rgba(80, 121, 183, 0.9);

  background: rgba(255,255,255,0.9);
  background :rgba(80, 121, 183, 0.6);
  border: 1px solid rgba(80, 121, 183, 0.9);
  color: #aaa;
  color :#eee;
  border-radius: 3px;
  cursor: pointer;
  transition: .5s;
}

#buttons {transition: 1s;}

#buttons:hover{
  background: rgba(150, 150, 150,0.0);
}

button:hover{
   background: rgba(150, 150, 150,0.9);
   background :rgba(80, 121, 183, 0.98);
   color: #fff;
 }


/*
button#id_home:hover{
   background-color: var(--color_home)
 }

button#id_research:hover{
    background-color: var(--color_research);
}

button#id_vitae:hover{
   background-color: var(--color_vitae);
 }

button#id_publis:hover{
    background-color: var(--color_publis);
}

button#id_talks:hover{
   background-color: var(--color_talks);
 }

button#id_photos:hover{
    background-color: var(--color_photos);
}
*/

#buttons button{
       display:inline-block;
   }


.anchor{
  display: block;
  height: 70px; /*same height as header*/
  margin-top: -70px; /*same height as header*/
  visibility: hidden;
}

#small-caps {
  font-variant-caps: small-caps;
  display: inline-block;
}

/* Style the Image Used to Trigger the Modal */
#myImg {
  border-radius: 5px;
  cursor: pointer;
  transition: 0.3s;
}

#myImg:hover {opacity: 0.7;}

/* The Modal (background) */
.modal {
  display: none; /* Hidden by default */
  position: fixed; /* Stay in place */
  z-index: 10; /* Sit on top */
  padding-top: 100px; /* Location of the box */
  left: 0;
  top: 0;
  width: 100%; /* Full width */
  height: 100%; /* Full height */
  overflow: auto; /* Enable scroll if needed */
  background-color: rgb(0,0,0); /* Fallback color */
  background-color: rgba(0,0,0,0.9); /* Black w/ opacity */
}

/* Modal Content (Image) */
.modal-content {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 700px;
}

/* Caption of Modal Image (Image Text) - Same Width as the Image */
#caption {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 700px;
  text-align: center;
  color: #ccc;
  padding: 10px 0;
  height: 150px;
}

/* Add Animation - Zoom in the Modal */
.modal-content, #caption { 
  animation-name: zoom;
  animation-duration: 0.6s;
}


body.modal-open {
    overflow: visible;
}

@keyframes zoom {
  from {transform:scale(0)} 
  to {transform:scale(1)}
}

/* The Close Button */
.close {
  position: absolute;
  top: 15px;
  right: 35px;
  color: #f1f1f1;
  font-size: 40px;
  font-weight: bold;
  transition: 0.3s;
}

.close:hover,
.close:focus {
  color: #bbb;
  text-decoration: none;
  cursor: pointer;
}

/* 100% Image Width on Smaller Screens */
@media only screen and (max-width: 700px){
  .modal-content {
    width: 100%;
  }
}

@-webkit-keyframes zoom {
    from {-webkit-transform:scale(0)}
    to {-webkit-transform:scale(1)}
}

@keyframes zoom {
    from {transform:scale(0)}
    to {transform:scale(1)}
}

/* The Close Button */
.close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 1em;
    font-weight: bold;
    transition: 0.3s;
}

.modal-content:hover{
  -webkit-transform: scale(1);
  -moz-transform: scale(1);
  -o-transform: scale(1);
  transform: scale(1);
}

.close:hover,
.close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

/* 100% Image Width on Smaller Screens */
@media only screen and (max-width: 700px){
    .modal-content {
        width: 100%;
    }
}


#videosList {
    

 max-width: 600px;
  overflow: hidden;
}

.video {
  /* background-image: url('vi/nZcejtAwxz4/maxresdefault.jpg'); */
  background-image: url('https://paulgrandgeorge.com/images/goutte_enroule_fibre.png');
  width: 100%;
  /* height: 330px;
  width: 600px;
  margin-bottom: 50px; */
}

/* Hide Play button + controls on iOS */
video::-webkit-media-controls {
    display:none !important;
}




.slide {
  position: relative;
  padding: 10vh 5%;
  min-height: 100vh;
  height: 100%;
  min-height:100%;
  min-width:100%;
  box-sizing: border-box;
	transform-style: inherit;
  background: 50% 50%  / cover;

  /* border: 3px solid black; */
}

.bottom{
  padding:1%;
  color: #000;
  text-align: justify;
  position: absolute;
  /* border: 3px solid black; */
  border-radius: 10px;
  width: 400px;
  right: 10%;
  top: 10%;
  background-color: rgba(255, 255, 255, 0.8);
}

.top{
  padding:1%;
  color: #222;
  text-align: left;
  position: absolute;
  /* border: 3px solid black; */
  border-radius: 10px;
  width: 400px;
  right: 10%;
  top: 10%;
  /* background-color: rgba(0, 0, 0, .8); */
}

div.bottom a:link { color:rgb(15,150,40); }
div.bottom a:visited { color: rgb(15,150,40); }
div.bottom a:hover { color: rgb(20,200,50); }
div.bottom a:active { color: rgb(20,200,50); }

.header {
  text-align: right;
  color: black;
  /*text-shadow: 0 2px 2px #000;*/
}

#header {
  background-image: url("https://paulgrandgeorge.com/Wicked_membrane2.jpg");
  background-image: url("https://paulgrandgeorge.com/images/Grandgeorge.jpg");
  background-attachment: fixed;
}



#footer {
  background-image: url("https://paulgrandgeorge.com/drop_on_fiber_PVS3.jpg");
  background-attachment: fixed;
}


h1 {
font-size:300%; margin-bottom: .3em; margin-top:0;
}



/*

COLLAPSIBLES
 */
 .collapsible {
     background-color: #fff;
     color: black;
     cursor: pointer;
     padding: 10px;
     width: 100%;
     border: none;
     text-align: left;
     outline: none;
     margin:0;
     color:rgba(40,60,100,1);
 }


.collapsible:hover {
     background-color: #eee;
     color:#3d5c8c;
 }

 .active{
      color:#3d5c8c;
 }

 .content {
    padding: 0 18px;
    padding-left:10px;
    max-height: 0;
    overflow: hidden;
    transition: max-height .5s ease-out;
    font-size: .8em;
    text-align: justify;
 }