html{
    font-size: 1rem;
}

body {
    font-size: 1rem;
    font-family: 'Dosis', sans-serif;
    background-color: white;
}

.container {
    padding-right: 1.5rem;
    padding-left: 1.5rem;
    max-width: 1100px;
    margin: 0px auto;
}

.button {
    padding: 0.25rem 1rem;
    background-color: rgb(50, 50, 50);
    color: white;
    text-decoration: none;
    border: 1px solid white;
    border-radius: 9999px;
    cursor: pointer;
  }
  
  .button--primary {
    color: black;
    background-color: #8bdf2c;
  }
  
  .button--primary:hover {
    text-decoration: underline;
    background-color: #6eaf24;
  }
  
  .button--secondary {
    background-color: #0683d1;
  }
  
  .button--secondary:hover {
    text-decoration: underline;
    background-color: #0675b9;
  }

.page-navigation {
    padding-top: 1rem;
    background-color: white;
}

.page-navigation__logo {
    height: 2rem;
    margin-top: 1rem;
}

.page-navigation__buttons-list {
    margin-top: 0px;
    margin-bottom: 0px;
    padding-left: 0px;
    list-style-type: none;
    display: flex;
    justify-content: flex-end;
    margin-top: 1rem;
}

.page-navigation__button {
    border: 1px solid black;
    border-radius: 999px;
    padding: 0px;
    color: black;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    height: 2rem;
    margin-left: 0.5rem;
}

.page-navigation__button--text {
    line-height: 2.2rem;
    padding-left: 1rem;
    padding-right: 1rem;
    text-transform: uppercase;
}

.page-navigation__button--text:hover {
    background-color: black;
    color: white;
}

.page-navigation__button--icon {
    line-height: 2.5rem;
    width: 2rem;
}

.page-navigation__button--icon:hover {
    background-color: black;
}

.page-navigation__container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    padding-bottom: 2rem;
}

.page-navigation__menu-list {
    list-style-type: none;
    padding-left: 0px;
    margin-top: 1rem;
    margin-bottom: 0px;

    display: none;
}

.page-navigation__menu-item {
    margin-left: 0.5rem;
    margin-right: 0.5rem;

    text-decoration: none;
    text-transform: uppercase;
    color: black;
    line-height: 2.2rem;
    border: 1px solid transparent;
    display: inline-block;
}

.page-navigation__menu-item:hover {
    text-decoration: underline;
}

.page-navigation__menus-container {
    flex: 1 0 auto;

    display: flex;
    justify-content: flex-end;
}

.page-navigation::after {
    content: "";
    height: 0.65rem;
    width: 100%;
    display: block;
    background: linear-gradient(to right, #3050c6, #008fd1, #00d57d, #a7e01e);
}

.header {
    background-image: url("../img/hero/hero image.png");
    background-position: 50% 50%;
    background-size: cover;
  
    padding-top: 3rem;
    padding-bottom: 2rem;
  }
  
  
.header__me {
    text-align: center;
    color: white;
    font-size: 2rem;
    margin-top: 1rem;
    margin-bottom: 0px;
    text-transform: uppercase;
    line-height: 1.25;
    text-shadow: 0px 0px 15px black;
  }
  
.header__degree {
    margin-top: 0px;
    margin-bottom: 0.75rem;
    text-align: center;
    color: white;
    font-size: 1.25rem;
    text-transform: uppercase;
    font-weight: lighter;
    text-shadow: 0px 0px 15px black;
  }
  
.header__buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-left: -0.25rem;
    margin-right: -0.25rem;
}
  
.header__button {
    display: block;
    width: 100%;
    text-align: center;
    margin: 0.125rem 0.25rem;
    flex: 0 1 15rem;
  }
  
  .title-container {
    text-align: center;
  }
  
  .title-container__heading {
    color: #0683d1;
    font-size: 2.5rem;
    margin-top: 0px;
    padding-top: 3.5rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
  }

  .title-container__heading::after {
      content: "";
      display: block;
      width: 12.5rem;
      height: 2px;
      background-color: black;
      margin: 1rem auto 0px auto;
  }

  .title-container--inverse .title-container__heading,
  .title-container--inverse .title-container__subtext {
      color: white;
  }

  .title-container--inverse .title-container__heading::after {
      background-color: white;
  }

  .title-container__subtext {
      font-weight: lighter;
      text-transform: uppercase;
      margin-top: 1.25rem;
      padding-bottom: 3.5rem;
      margin-bottom: 0px;
  }

  .text-boxes {
      background-color: #f7f7f7;
      padding-top: 3.5rem;
      padding-bottom: 3.5rem;
  }
  
.text-boxes__heading {
    text-align: center;
    margin-top: 0rem;
    margin-bottom: 0rem;
    font-size: 1.25;
}

.text-boxes__paragraph {
    margin-top: 1rem;
    margin-bottom: 0px;
    text-align: center;
    padding-left: 1rem;
    padding-right: 1rem;
}

.text-boxes__usp-title {
    margin: 1.5rem;
    padding: 0px 0px 0px 1.5rem;
    font-size: 1.5rem;
    font-weight: bold;
    
    background-image: url("../img/icons/balken.svg");
    background-repeat: no-repeat;
    background-size: 0.5rem auto;
}

.text-boxes__usp-content {
font-size: 1rem;
font-weight: normal;
}

.services__column {
    text-align: center;
    margin-bottom: 1.5rem;
    max-width: auto;
}

.services__image {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 100%;
    height: auto;
}

.references-tabs {
    list-style-type: none;
    margin: 0px;
    padding: 0px;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.references-tabs__button {
    display: block;
    margin-right: 0.5rem;
    margin-left: 0.5rem;
    margin-bottom: 0.5rem;

    padding: 0.2rem 1rem;
    background-color: #f7f7f7;
    border-radius: 1000px;
    color: black;
    text-decoration: none;
    white-space: nowrap;
}

.references-tabs__button:hover {
    background-color: #e4e4e4;
}

.references-tabs__button--active {
    color: white;
    background-color: #0683d1;
    font-weight: bold;
}

.references-tabs__button--active:hover {
    background-color: #06629b;
}

.references-images {
    display: flex;
    flex-wrap: wrap;

    margin: 1rem 0px 0px 0px;
    padding-left: 0px;
    list-style-type: none;
}

.references-images__image {
    display: block;
    max-width: 100%;
    -webkit-filter: grayscale(100%);
            filter: grayscale(100%);
}

.references-images__image:hover {
    -webkit-filter: none;
            filter: none;
}

.references-image__column {
    padding: 0.1rem;
    box-sizing: border-box;
}

.customers {
    background-color: #f7f7f7;
}

.customers__all {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
}

.customers__logo {
    display: block;
    margin: 0px auto;
    width: 10rem;
}

.customer-opinions {
    background-color: #f7f7f7;
}

.customer-opinions__opinion {
    margin: 0px;
}

.customer-opinions__opinion-quote {
    margin: 2rem 0px;
    font-size: 1.75rem;
    text-align: center;
}

.customer-opinions__opinion-quote::before,
.customer-opinions__opinion-quote::after {
    content: "";
    display: inline-block;
    width: 1em;
    height: 0.75em;
    background-image: url("../img/quote.svg");
    background-repeat: no-repeat;
    background-size: contain;
}

.customer-opinions__opinion-quote::before {
    position: relative;
    left: 0.2em;
}

.customer-opinions__opinion-quote::after {
    position: relative;
    left: -0.1em;
    transform: rotate(180deg);
}

.customer-opinions__opinion-author {
    font-style: normal;
    font-size: 1rem;
    text-align: center;
    display: block;
}

.customer-opinions__pagination-container {
    text-align: center;
}

.customer-opinions__pagination {
    margin-top: 0.5rem;
    margin-bottom: 2rem;
    text-align: center;
    display: inline-block;
    width: auto!important;
}

.customer-opinions__pagination::before {
    content: "";
    display: block;
    background: linear-gradient(to right, #a7e01e, #00d57d, #008fd1, #3050c6);
    height: 0.33rem;
    margin-bottom: 0.5rem;
}

.customer-opinions__pagination-bullet {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    background-color: black;
    border-radius: 50%;
    margin: 0px 0.5rem;
    cursor: pointer;
}

.customer-opinions__pagination-bullet--active {
    background-color: #0683d1;
}

.contact {
    background-image: url("../img/kontaktformular-hg.jpg");
    background-size: cover;
    background-repeat: no-repeat;
    padding-bottom: 3.5rem;
}


.contact__label {
    color: white;
    font-weight: lighter;
    text-transform: uppercase;
    font-size: 1rem;
    display: block;
}

.contact__input {
    display: block;
    box-sizing: border-box;
    width: 100%;
    padding: 0.2rem 0.4rem;
    border: 1px solid rgb(200, 200, 200);
    background-color: rgba(255, 255, 255, 0.9);
}

.contact__input:invalid {
    color: red;
}

.contact__input:focus:invalid {
    color: black;
}    

.contact__input--textarea {
height: 8rem;
line-height: 1.5rem;
}

.contact__input:focus {
    border: 1px solid black;
    box-shadow: 0px 0px 5px white;
    background-color: rgba(255, 255, 255, 1);
}

.contact__field-group {
    margin-bottom: 0.5rem;
}

.contact__field-column {
    flex: 0 0 100%;
}

.contact__info {
    display: flex;
    flex-wrap: wrap;
}

.contact__button {
width: 100%;
}

.contact-details {
    margin-top: 3.5rem;
}

.contact-details__column {
    text-align: center;
    margin-bottom: 3.5rem;
}

.contact-details__heading {
    margin-top: 0px;
    margin-bottom: 0px;
    margin-top: 1rem;
    margin-bottom: 1rem;
}

.contact-details__text {
    margin-top: 0px;
    margin-bottom: 0px;
    font-size: 1rem;
    text-align: center;
    font-style: normal;
}

.contact-details__icon {
    font-size: 6rem;
    border: 0.2rem solid black;
}

.contact-details__heading {
font-weight: lighter;
text-transform: uppercase;
font-size: 1rem;
text-align: center;
}

.contact-details__email-link,
.contact-details__phone-link {
    color: black;
    text-decoration: none;
}

.contact-details__email-link:hover,
.contact-details__phone-link:hover {
    text-decoration: underline;
}

.footer-logo {
    background-color: #f7f7f7;
    text-align: center;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.footer-logo__image {
    height: 1rem;
    display: block;
    margin: 0px auto;
}


* {box-sizing:border-box}

/* Slideshow container */
.slideshow-container {
  max-width: auto;
  position: relative;
  margin: auto;
}

/* Hide the images by default */
.mySlides {
  display: none;
}

/* Next & previous buttons */
.prev, .next {
  cursor: pointer;
  position: absolute;
  top: 50%;
  width: auto;
  margin-top: -22px;
  padding: 16px;
  color: white;
  font-weight: bold;
  font-size: 18px;
  transition: 0.6s ease;
  border-radius: 0 3px 3px 0;
  user-select: none;
}

/* Position the "next button" to the right */
.next {
  right: 0;
  border-radius: 3px 0 0 3px;
}

/* On hover, add a black background color with a little bit see-through */
.prev:hover, .next:hover {
  background-color: rgba(0,0,0,0.8);
}

/* Caption text */
.text {
  color: #f2f2f2;
  font-size: 15px;
  padding: 8px 12px;
  position: absolute;
  bottom: 8px;
  width: 100%;
  text-align: center;
}

/* Number text (1/3 etc) */
.numbertext {
  color: #f2f2f2;
  font-size: 12px;
  padding: 8px 12px;
  position: absolute;
  top: 0;
}

/* The dots/bullets/indicators */
.dot {
  cursor: pointer;
  height: 15px;
  width: 15px;
  margin: 0 2px;
  background-color: #bbb;
  border-radius: 50%;
  display: inline-block;
  transition: background-color 0.6s ease;
}

.active, .dot:hover {
  background-color: #717171;
}

/* Fading animation */
.fade {
  -webkit-animation-name: fade;
  -webkit-animation-duration: 1.5s;
  animation-name: fade;
  animation-duration: 1.5s;
}

@-webkit-keyframes fade {
  from {opacity: .4}
  to {opacity: 1}
}

@keyframes fade {
  from {opacity: .4}
  to {opacity: 1}
}


@media (min-width: 650px) {
    .text-boxes__usp {
        display: flex;
    }

    .text-boxes__usp-2 {
        display: flex;
    }

    .text-boxes__usp,
    .text-boxes__usp-2,
    .text-boxes__usp-title,
    .text-boxes__usp-content {
        flex: 1 0 0px;
    }

    .services {
        display: flex;
        flex-wrap: wrap;
        margin-left: auto;
        margin-right:auto;
    }
    .services__column {
        flex: 0 0 50%;
    }
    .references-images {
        margin-top: 2.9rem;
    }

    .references-image__column {
        flex: 0 0 50%;
    }

    .customer-opinions__opinion-quote::before,
    .customer-opinions__opinion-quote::after {
        content: none;
    }

    .customer-opinions__swiper-container {
        padding-left: 8rem;
        padding-right: 8rem;
        position:relative;
    }

    .customer-opinions__swiper-container::before {
        content: "";
        display: inline-block;
        width: 7rem;
        height: 7rem;
        background-image: url("../img/quote.svg");
        background-repeat: no-repeat;
        position: absolute;
        left: 0rem;
        -webkit-filter: invert(100%);
                filter: invert(100%)
    }

    .contact__info {
        margin-left: -1rem;
        margin-right: -1rem;
    }

    .contact__field-column {
        box-sizing: border-box;
        flex: 0 0 50%;
        padding-left: 1rem;
        padding-right: 1rem;
    }

    .contact-details {
        display: flex;
    }

    .contact-details__column {
        flex: 1 0 0px;
    }


  @media (min-width: 1050px) {
    .page-navigation__menu-list {
      display: flex;
    }

    .header {
      padding-top: 5rem;
      padding-bottom: 4rem;
    }

    .services__image {
        max-width: 30rem;
    }

    .text-boxes__paragraph{
        max-width: auto;
    }
        
    .services__column {
        flex: 0 0 50%;
    }

    .header__degree {
      margin-bottom: 1.25rem;
    }
  }

  @media (min-width: 1500px) {
    .header {
      padding-top: 8rem;
      padding-bottom: 7rem;
    }
  
    .header__degree {
      margin-bottom: 2rem;
    }
  }
}