.endogen_lab {
  width: 100%;
  margin: 0;
  padding: 0;
  background: #E6E5E3;
  position: relative;
  height: 360vh;
}
#grid_endogen_image {
  position: absolute;
  display: grid;
  grid-template:
  "endogen_image1    endogen_image1    endogen_image1    endogen_image1"   calc(68.75vh - 40px)
  "endogen_image2    endogen_image3    endogen_image4    endogen_image4"   6.25vh
  "endogen_image2    endogen_image5    endogen_image5    endogen_image6"   15fr
  "endogen_image2    endogen_image7    endogen_image7    endogen_image6"   20fr
  "endogen_image8    endogen_image8    endogen_image8    endogen_image6"   30fr
  "endogen_image9    endogen_image9    endogen_image9    endogen_image9"   50fr
  "endogen_image10   endogen_image10   endogen_image10   endogen_image10"  65fr
  "endogen_image11   endogen_image11   endogen_image12   endogen_image12"  15fr
  "endogen_image13   endogen_image14   endogen_image12   endogen_image12"  20fr
  "endogen_image15   endogen_image16   endogen_image12   endogen_image12"  30fr
  "endogen_image15   endogen_image16   endogen_image17   endogen_image17"  40fr
  /2fr               2fr               1fr               3fr
  ;
  grid-gap: 20px;
  height: 100%;
  width: 66%;
  margin-top: 12.5vh;
  margin-left: 34%;
  padding: 20px;
  padding-bottom: calc(31.25vh + 20px);
}
.endogen_image1 {
  grid-area: endogen_image1;
  background-image: url('../images/endogen_image1.png');
}
.endogen_image2 {
  grid-area: endogen_image2;
  background-image: url('../images/endogen_image1.png');
}
.endogen_image3 {
  grid-area: endogen_image3;
  background-image: url('../images/endogen_image7.png');
}
.endogen_image4 {
  grid-area: endogen_image4;
  background-image: url('../images/endogen_image6.png');
}
.endogen_image5 {
  grid-area: endogen_image5;
  background-image: url('../images/endogen_image1.png');
}
.endogen_image6 {
  grid-area: endogen_image6;
  background-image: url('../images/endogen_image7.png');
}
.endogen_image7 {
  grid-area: endogen_image7;
  background-image: url('../images/endogen_image7.png');
}
.endogen_image8 {
  grid-area: endogen_image8;
  background-image: url('../images/endogen_image6.png');
}
.endogen_image9 {
  grid-area: endogen_image9;
  background-image: url('../images/endogen_image4.png');
}
.endogen_image10 {
  grid-area: endogen_image10;
  background-image: url('../images/endogen_image2.png');
}
.endogen_image11 {
  grid-area: endogen_image11;
  background-image: url('../images/endogen_image3.png');
}
.endogen_image12 {
  grid-area: endogen_image12;
  background-image: url('../images/endogen_image5.png');
}
.endogen_image13 {
  grid-area: endogen_image13;
  background-image: url('../images/endogen_image2.png');
}
.endogen_image14 {
  grid-area: endogen_image14;
  background-image: url('../images/endogen_image7.png');
}
.endogen_image15 {
  grid-area: endogen_image15;
  background-image: url('../images/endogen_image3.png');
}
.endogen_image16 {
  grid-area: endogen_image16;
  background-image: url('../images/endogen_image5.png');
}
.endogen_image17 {
  grid-area: endogen_image17;
  background-image: url('../images/endogen_image7.png');
}
.endogen_image {
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
  display: block;
}
#grid_endogenlab {
  position: fixed;
  display: grid;
  grid-template:
  "content_endogenlab"  68.75vh
  "footer"        18.75vh
  /100%
  ;
  grid-gap: 0px;
  height: 100%;
  width: 100%;
  margin-top: 12.5vh;
  padding: 0px;
}
.content_endogenlab {
  grid-area: content_endogenlab;
  border-top: 0px;
  border-bottom: 0px;
  position: relative;
  display: grid;
  grid-template:
  "endogen_text       ..." 8fr
  "endogen_button1    ..." 1fr
  "endogen_button2    ..." 2fr
  /34%                1fr
  ;
  grid-gap: 0px;
  height: 100%;
  width: 100%;
  padding: 0px;
}
.endogen_text {
  grid-area: endogen_text;
  border-top: 0px;
  border-left: 0px;
  border-bottom: 0px;
}
.endogen_button1 {
  grid-area: endogen_button1;
  border-left: 0px;
  border-bottom: 0px;
}
.endogen_button2 {
  grid-area: endogen_button2;
  border-left: 0px;
  border-bottom: 0px;
}
.endogen_button {
  display: grid;
  text-align: center;
  align-items: center;
}
.section a {
  text-decoration: none;
}