.button-section {
  height: 15rem;
  width: 96vw;
  display: flex;
  justify-content: center;
  align-items: center;
}
.fragen-button {
  letter-spacing: normal;
  position: fixed;
  display: flex;
  top: 7rem;
  width: auto;
  background: #ececec;
  text-align: center;
  align-items:center;

  border: 3px solid #ececec;
  padding-left: 15px;
  padding-right: 15px;
  padding-top: 11px;
  padding-bottom: 9px;

  color: #ececec;
  animation: colorchange 300s infinite;
  font-weight: normal;
  text-decoration: none;
  z-index:10;
}


.poster {
  padding-left: 0;
  padding-top: 0;
  font-family: "Helvetica", sans-serif;
  display: inline;
  margin-bottom: 4rem;
  max-width: 700px;
  color: #ececec !important;
  text-indent: none;
}

.poster-info {
    display: inline-grid;
    color: #ececec !important;
    overflow-y: scroll;
}
/* width */
.poster-info::-webkit-scrollbar, .question::-webkit-scrollbar {
  width: 3px !important;
}
/* Track */
.poster-info::-webkit-scrollbar-track, .question::-webkit-scrollbar-track {
  background: #212121;
  width: 3px !important;
}
/* Handle */
.poster-info::-webkit-scrollbar-thumb, .question::-webkit-scrollbar-thumb {
  background: #ececec;
}

.info-question .poster-info h1 {
    display: inline-grid;
    grid-column-start: 1;
    grid-column-end: 4;
}
.info-question .poster-info p {
    display: inline-grid;
    grid-column-start: 1;
    grid-column-end: 4;
    padding-right: 15px;
    padding-left: 40px;
    font-family: "Helvetica", sans-serif;
    display: inline;
    margin-bottom: 4rem;
    max-width: 700px;
}


@keyframes textbordercolorchange {
  0%   {color: #0039ac;border: 3px solid #0039ac;} /*blau*/

  20%  {color: #ea4e2f;border: 3px solid #ea4e2f;} /*rot*/
  40%  {color: #6f284b;border: 3px solid #6f284b;} /*beere*/
  60%  {color: #988500;border: 3px solid #988500;} /*grüngelb*/
  70%  {color: #285c6f;border: 3px solid #285c6f;} /*petrol*/
  80%  {color: #144e16;border: 3px solid #144e16;} /*dunkelgrün*/

  100% {color: #0039ac;} /*blau*/
}


/* Plakate */
.plakate {
  display: grid;
  grid-template-columns: [first] 32vw [line2] 32vw [line3] 32vw [end];
  grid-template-rows: 55vw 55vw 55vw 55vw 55vw 55vw 55vw auto;
  grid-column-gap: 6px;
  grid-row-gap: 6px;
  list-style: none;
  width: 100vw;
  height: auto;
  animation: colorchange 300s infinite;
  padding-top: 6px;
  padding-bottom: 6px;
}
.list-item {
  position: inherit;
  display: inline-grid;
  overflow-x: hidden;
  padding-bottom: 0;
  padding-top: 0;
  margin-bottom: 0;
  object-fit: cover;
  overflow: hidden;
  justify-content: center;
}

.hinweis{
  display: none;
  position: absolute;
  margin-top: 2rem;
  width: 32vw;
  position: fixed;
  top: 50%;
  left: 48.5vw;
  transform: translate(-50%, -50%);
  color: #ececec;
  padding: 20px;
  border: 6px solid #ececec;
  z-index: 9999;
  background-color: #212121;
}
.hg{
  animation: colorchange 300s infinite;
  opacity:0.5;
}
#hinweisfeld {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: #fff;
    padding: 20px;
    border: 1px solid #ccc;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    z-index: 9999;
    animation: colorchange 300s infinite;
  }

input[name="accept"] {
}

label {
  padding-right: 1vw;
  padding-left: 8vw;
  font-family: "Helvetica", sans-serif;
  display: inline-block;
  margin-bottom: 1.5rem;
}
.checkbox-container {
    margin-top: 2rem;
    display: inline-block;
    position: relative;
  }

  .checkbox-container input {
    position: absolute;
    opacity: 0;
  }

  .checkmark {
    position: absolute;
    top: 0;
    left: 40px;
    height: 40px;
    width: 40px;
    border: 3px solid #ececec;
  }

  .checkbox-container:hover input ~ .checkmark {
  }

  .checkbox-container input:checked ~ .checkmark {
    border: 3px solid #ececec;
  }

  .checkmark:after {
    content: "";
    position: absolute;
    display: none;
  }

  .checkbox-container input:checked ~ .checkmark:after {
    display: block;
  }

  .checkbox-container .checkmark:after {
    left: 13px;
    top: 2px;
    width: 12px;
    height: 25px;
    border: solid #ececec;
    border-width: 0 3px 3px 0;
    transform: rotate(45deg);
  }


  /*   NEU!!!  */

.download-btn{
  border: 3px solid #ececec;
  padding-left: 15px;
  padding-right: 15px;
  padding-top: 11px;
  padding-bottom: 9px;
}

.close-btn {
  position: relative;
  right: 0px;
  top: -20px;
  width: 50px;
  height: 50px;
  opacity: 1;
  float: right;
  margin-left: 40px;
  margin-bottom: 40px;
}
.close-btn:before, .close-btn:after {
  position: absolute;
  left: 25px;
  content: ' ';
  height: 50px;
  width: 3px;
  background-color: #ececec;
}
.close-btn:before {
  transform: rotate(45deg);
}
.close-btn:after {
  transform: rotate(-45deg);
}

/*   ENDE: NEU!!! */



/* Plakat Ansichten */
.project-info {
  position: absolute;
  width: 32vw;
  height: 46vw;
  color: #ececec;
  animation: colorchange 300s infinite;
  opacity: 0;
  overflow-y: scroll;
  overflow-x: hidden;
}
/* width */
.project-info::-webkit-scrollbar {
  width: 0px;
}
/* Track */
.project-info::-webkit-scrollbar-track {
  width: 0px;
}


.project-info:hover, .project-info:active {
  opacity: 1;
}
.project-info p, .project-info button {
  margin-top: 5px;
  margin-left: 5px;
}
.img-preview{
  height: 45.7vw;
  object-fit: cover;
  vertical-align: bottom;
  display: inline-grid;
}
.img-preview img {
  width: 100%;
  height:100%;
}


/*  NEU!!! */

/*  */
.plakat-info {
  position: relative;
  width: 32vw;
  height: 10vw;
  color: #ececec;
  animation: colorchange 300s infinite;
  opacity: 1;
  overflow-y: auto;
  overflow-x: hidden;
  display: block;
}
.plakat-info details[open] > .plakat-info {
  height: 46vw;
}
/* width */
.plakat-info::-webkit-scrollbar {
  width: 0px;
}
/* Track */
.plakat-info::-webkit-scrollbar-track {
  width: 0px;
}

.plakat-info p, .plakat-info button {
  margin-top: 5px;
  margin-left: 5px;
}

/*  ENDE: NEU!!! */






            /* -------------------------  MOBIL: Tablet  ---------------------*/
            @media screen and (min-width: 1750px) {
            }



            @media screen and (max-width: 1600px) {

              .hinweis{
                display: none;
                position: absolute;
                margin-top: 2rem;
                width: 80vw;
                max-width: 600px;

                position: fixed;
                top: 50%;
                left: 48vw;
                transform: translate(-50%, -50%);
                color: #ececec;
                padding: 20px;
                border: 6px solid #ececec;
                z-index: 9999;
                background-color: #212121;
              }

            }


            @media screen and (max-width: 1250px) {

              /* Plakate */
              .plakate {
                display: grid;
                grid-template-columns: [first] 32vw [line2] 32vw [line3] 32vw [end];
                grid-template-rows: 60vw 60vw 60vw 60vw 60vw 60vw 60vw auto;
              }
              /* Plakat Ansichten */
              .plakat-info {
                height: 20vw;
              }

            }

            @media screen and (min-width: 901px) {

              /* Stil für das Burgermenü */
              .burger-menu {
                display: none;
              }
              /* Stil für das Burger-Icon */
              .burger-icon {
                display: none;
              }
            }


            /* -------------------------  MOBIL: Tablet klein  ---------------------*/

            @media screen and (max-width: 900px) {


              /* Plakate */
              .plakate {
                display: grid;
                grid-template-columns: 50vw 50vw;
                grid-template-rows: 90vw 90vw auto;
                grid-column-gap: 6px;
                grid-row-gap: 6px;
                list-style: none;
                width: 100vw;
                height: auto;
                background-color: #212121;
              }
              .img-preview {
                height: 71vw;

              }
              .img-preview img {
                width: 100%;
                height:100%;
              }

              .project-info {
                width: 50vw;
                height: 71vw;
              }



              /*  NEU!!! */

              /* Plakat Ansichten */
              .plakat-info {
                position: relative;
                width: 50vw;
                height: 30vw;
                color: #ececec;
                animation: colorchange 300s infinite;
                opacity: 1;
                overflow-y: scroll;
                overflow-x: hidden;
                display: block;
              }
              .plakat-info details[open] > .plakat-info {
                height: 46vw;
              }
              /* width */
              .plakat-info::-webkit-scrollbar {
                width: 0px;
              }
              /* Track */
              .plakat-info::-webkit-scrollbar-track {
                width: 0px;
              }

              .plakat-info p, .plakat-info button {
                margin-top: 5px;
                margin-left: 5px;
              }

              /*  ENDE: NEU!!! */



                .checkmark {
                  left: 0;
                }
                label {
                  padding-left: 15vw;
                }




            }



            /* -------------------------  MOBIL: Smartphone  ---------------------*/

            @media screen and (max-width: 450px) {

              .button-section {
                height:11.5rem;
                width:100vw;
              }
              .fragen-button {
                top: 6rem;
                border: 2px solid #ececec;
              }


              /* Plakate */
              .plakate {
                display: grid;
                grid-template-columns: [first] 100vw [end];
                grid-template-rows: auto;
                grid-column-gap: 6px;
                grid-row-gap: 6px;
                list-style: none;
                width: 100vw;
                height: auto;
                background-color: #212121;
              }

              .img-preview  {
                height: auto;
              }
              .img-preview img {
                width: 100%;
              }

              .list-item {
                position: inherit;
                display: inline-grid;
                height: auto;
                width: 100vw;
                overflow-x: hidden;
                padding-bottom: 0;
                padding-top: 0;
                margin-bottom: 0;
                border: solid 0px;
              }
              .project-info {
                position: absolute;
                width: 100vw;
                height: 10rem;
                color: #ececec;
                animation: colorchange 300s infinite;
                opacity: 0;
                overflow-y: scroll;
                overflow-x: hidden;
              }
              .project-info p, .project-info button {
                margin-left: 10px;
              }


              /*  NEU!!! */

              /* Plakat Ansichten */
              .plakat-info {
                position: relative;
                width: 100vw;
                height: 10rem;
                color: #ececec;
                animation: colorchange 300s infinite;
                opacity: 1;
                overflow-y: scroll;
                overflow-x: hidden;
                display: block;
              }
              .plakat-info details[open] > .plakat-info {
                height: 46vw;
              }
              /* width */
              .plakat-info::-webkit-scrollbar {
                width: 0px;
              }
              /* Track */
              .plakat-info::-webkit-scrollbar-track {
                width: 0px;
              }

              .plakat-info p, .plakat-info button {
                margin-top: 5px;
                margin-left: 5px;
              }

              .hinweis{
                display: none;
                position: absolute;
                margin-top: 2rem;
                width: 80vw;

                position: fixed;
                top: 50%;
                left: 48vw;
                transform: translate(-50%, -50%);
                color: #ececec;
                padding: 20px;
                border: 6px solid #ececec;
                z-index: 9999;
                background-color: #212121;
                font-size: 1.15rem;
              }


                /*   NEU!!!  */

              .download-btn{
                border: 2px solid #ececec;
                padding-left: 15px;
                padding-right: 15px;
                padding-top: 11px;
                padding-bottom: 9px;
              }

              .close-btn {
                position: relative;
                right: 0px;
                top: -20px;
                width: 50px;
                height: 50px;
                opacity: 1;
                float: right;
                margin-left: 40px;
                margin-bottom: 40px;
              }
              .close-btn:before, .close-btn:after {
                position: absolute;
                left: 25px;
                content: ' ';
                height: 50px;
                width: 2px;
                background-color: #ececec;
              }
              .close-btn:before {
                transform: rotate(45deg);
              }
              .close-btn:after {
                transform: rotate(-45deg);
              }

              /*   ENDE: NEU!!! */




              label {
                padding-right: 1vw;
                padding-left: 60px;
                font-family: "Helvetica", sans-serif;
                display: inline-block;
                margin-bottom: 1.5rem;
              }
              .checkbox-container {
                  margin-top: 1rem;
                  margin-bottom: 2rem;
                  display: inline-block;
                  position: relative;
                }

                .checkbox-container input {
                  position: absolute;
                  opacity: 0;
                }

                .checkmark {
                  position: absolute;
                  top: 0;
                  left: 10px;
                  height: 40px;
                  width: 40px;
                  border: 2px solid #ececec;
                }
                .checkbox-container input:checked ~ .checkmark {
                  border: 3px solid #ececec;
                }
                .checkbox-container .checkmark:after {
                  left: 13px;
                  top: 2px;
                  width: 12px;
                  height: 25px;
                  border: solid #ececec;
                  border-width: 0 3px 3px 0;
                  transform: rotate(45deg);
                }


            }