/*
 * Globals
 */




/*
 * Base structure
 */
 img {
     width: 200px;
     height: auto;
   }

body {
     overflow: hidden;
  min-height: 100vh;
  display:flex;
  flex-direction: column;

  width: 100%;
  height: auto;
  max-width: 100%;
 
  background-position:center;
  
  background-image: url("/images/background-L.png");
  background-repeat: no-repeat;
  background-size: cover;

}
footer {
     margin-top: auto;	
}

.nav-link {
     color: black;
}

 /*
https://codepen.io/kevinpowell/pres/NOddmx/a60d44c86df49ed1baa3a0a230158885 
*/
 @import url('https://fonts.googleapis.com/css?family=Oswald:400,700');

:root {
  --level-one: translateZ(3rem);
  --level-two: translateZ(6rem);
  --level-three: translateZ(9rem);
  
  --fw-normal: 400;
  --fw-bold: 700;
  
  --clr: #b7c9e5;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
}

/* body {
  height: 100vh;
  display: grid;
  place-items: center;
  font-family: 'Oswald', sans-serif;
} */

.card {
  width: 200px;
  /* background-color: rgb(0, 102, 255); */
  border-radius: 30px;  
  /* opacity: .3; */
  background-color: rgba(0,102,255,.5);
  color: #fff;
}

.card-Subunternehmer {
     width: 60% !important;
}
.card__content {
  text-align: center;
  position: relative;
  padding: 8em 2em;
  transition: transform 3s;
  /* background: pink; */
  transform-style: preserve-3d;
}

.card:hover .card__content {
  transform: rotateY(.5turn);
}

.card__front,
.card__back {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0em 1em;
  backface-visibility: hidden;
  transform-style: preserve-3d;
  display: grid;
  align-content: center;
  border-radius: 10%;
}

.card__front {
  background-color: var(--clr);
  background-image: url("/images/pipes320.jpg");
  background-size: cover;
  background-blend-mode: overlay;
  color: #333;
}

.card__front::before {
  content: '';
  position: absolute;
  --spacer: .5em;
  top: var(--spacer);
  bottom: var(--spacer);
  left: var(--spacer);
  right: var(--spacer);
  border: 3px solid currentColor;
  border-radius: 10%;
  transform: var(--level-one);
}

.card__title {
  font-size: 1.0rem;
  transform: var(--level-three);
  order: 2;
  text-transform: uppercase;
}

.card__subtitle {
  transform: var(--level-two);
  text-transform: uppercase;
  letter-spacing: 4px;
  font-size: .75rem;
  font-weight: var(--fw-bold);
  opacity: .7;
}

.card__body {
  transform: var(--level-two);
  font-weight: var(fw-normal);
  font-size: 1.5rem;
  line-height: 1.6;
}



.card__back {
  transform: rotateY(.5turn);
  color: var(--clr);
  background: #333;
  opacity: 0.2;
}