:root {
  --background-color: #f8f5f5;
  --text-color: #1d1c1c;
}

body {
  background-color: var(--background-color);
  color: var(--text-color);
  margin: 0;
  display: flexbox;
  /* background-color: rgb(20, 45, 66); */
}

#text-fundaion-esplai{
  font-family: 'Nunito Sans', sans-serif ;
  letter-spacing: -3px;
}

.card{
  cursor: pointer;
  display: grid;
  background-color: #1E293B;


  & small{
    color: white;
  }
}
.card:hover{
  transition: background-color 0.5s;
  -webkit-box-shadow: 0px 0px 102px -7px rgba(235,18,235,0.63);
  -moz-box-shadow: 0px 0px 102px -7px rgba(235,18,235,0.63);
  box-shadow: 0px 0px 102px -7px rgba(235,18,235,0.63);
}
.difficulty {
  /* display: inline; */
  display: grid ;
  justify-items: end;
  margin-top: 6 px;
  margin-bottom: 0;

}

.icon-tabler-clock-star {
  color: rgb(244, 196, 6);
}
.icon-tabler-clock-shield {
  color: rgb(247, 2, 165);
}
.icon-tabler-clock-bolt {
  color: rgb(24, 235, 165);
}

footer {
  position: sticky;
  margin: 0;
  bottom: 0;
  padding-top: 10px;
  padding-bottom: 10px;
  left: 0;
  right: 0;
  background-image: linear-gradient(to right, #f405b4a7, #03218c92);
  width: 100%;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(4.8px);
  -webkit-backdrop-filter: blur(4.8px);

  & p {
    margin-top: 0;
    margin-bottom: 0;
    margin-left: 20px;
    color: #f3f6f7;
    font-weight: 500;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  }

  & .collaborator {
    display: grid;
    grid-template-columns: 25% 25% 25% 25%;
  }

  .columna-1,
  .columna-2,
  .columna-3,
  .columna-4 {
    display: grid;
    padding: 0;
    margin: 0;

    & img {
      place-self: center;

      &.espai {
        filter: invert(100%);
        -webkit-filter: invert(100%);
        width: 55%;
      }
      &.systems {
        width: 37%;
      }
      &.techma {
        width: 50%;
      }
      &.camara {
        filter: invert(100%);
        -webkit-filter: invert(100%);
        width: 45%;
      }
    }
  }
}
.card{
  background-color: #1E293B;
}

footer {
  display: block;
}


@media only screen and (max-width: 600px) {
  footer {
    display: none; 
  }
}