body {
  height: 100%;
  font-family:'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #FFF3E0;
  /* same value as height of NAV_bar_containe*/
  padding-top: 23px;
}
a {
  text-decoration-line: none !important;
}
.NAV_bar_container {
  position: fixed;
  /* same value padding-top of body*/
  height: 23px;
  top: 0;
  width: 100%;
  z-index: 999;
  justify-content: center;
  display: flex;
  background-color: #fff3e0;
}

.NAV_bar {
  height: 100%;
}

.logo {
  height: 100%;
  float: left;
}

.logo-img {
  height: 100%;
}

.runSelect {
  float: right;
}

.my-container {
  box-shadow: 0 3px 10px rgb(0 0 0 / 0.2);
  background-color: white;
  padding: 50px 35px;
}

.kachel-box {
  padding: 20px;
}

.kachel-box:first-child {
  padding-right: 20px;
}
.kachel-box:last-child {
  padding-left: 20px;
}

.kachel-image {
  /* Position and center the image to scale nicely on all screens */
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  background-origin: content-box;
  padding-top: 10px;
  display: flex;
  justify-content: center;
  height: 90vh;
  width: 100%;
  box-shadow: 0 3px 10px rgb(0 0 0 / 0.2);
  font-size: 42px;
}

.kachel-image:hover {
  box-shadow: 0 6px 15px rgb(0 0 0 / 0.4);
  font-size: 44px;
}

.kachel-text {
  font-size: inherit;
  font-weight: bold;
  text-align: center;
  color: #BFB5A5;
}

.kachel-image_landingPage {
  /* Position and center the image to scale nicely on all screens */
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
  background-origin: content-box;
  padding-top: 10px;
  display: flex;
  justify-content: center;
  height: 20vh;
  width: 100%;
  box-shadow: 0 3px 10px rgb(0 0 0 / 0.2);
  font-size: 42px;
}

.kachel-image_landingPage:hover {
  box-shadow: 0 6px 15px rgb(0 0 0 / 0.4);
  font-size: 44px;
}

.my-row{
  padding-top: 10px;
}

@media only screen and (max-width: 600px) {
  .my-container {
    box-shadow: none;
    padding: 10px 10px;
    min-height: 85vh;
  }
  
  .kachel-box, .kachel-box:first-child, .kachel-box:last-child {
    padding: 10px 0;
    margin: 0 -10px;
  }

  .kachel-image {
    box-shadow: rgba(0, 0, 0, 0.35) 0px 3px 10px;
    font-size: 42px;
    height: 30vh;
  }

}