body {
  background: url(./images/bg.svg) no-repeat top center #82d8cb;
  background-size: cover;
}

/* title graphic */
.title {
  display: flex;
  align-items: center;
  justify-content: center;
}

.title img {
  width: 90%;
  height: auto;
}

/* mobile first grid layout */
.grid-1 {
  display: grid;
  width: 96%;
  max-width: 900px;
  margin: 2% auto;

  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto;
  grid-gap: 25px;

  grid-template-areas:
    "t        t       t"
    "d23      d20     d12"
    "d2       d14     d4"
    "d5       d22     d16"
    "d1       d7      d9"
    "d10      d11     d18"
    "d13      d3      d15"
    "d6       d17     d8"
    "d19      d24     d21";
}

/* media query */
@media only screen and (min-width: 500px) {

  .grid-1 {
    grid-template-columns: repeat(6, 1fr);
    grid-template-areas:
      "t     t     t     d2      d7      d8"
      "t     t     t     d4      d11     d12"
      "t     t     t     d19     d9      d13"
      "d6    d1    d24   d24     d21     d20"
      "d17   d18   d24   d24     d5      d22"
      "d3    d23   d16   d14     d10     d15";
  }

}


/* individual items */
.title {
  grid-area: t;
}

.day-1 {
  grid-area: d1;
}

.day-1 .back {
  background: url(./images/2024/Adventskalender-24-1.png);
}

.day-2 {
  grid-area: d2;
}

.day-2 .back {
  background: url(./images/2024/Adventskalender-24-2.png);
}

.day-3 {
  grid-area: d3;
}

.day-3 .back {
  background: url(./images/2024/Adventskalender-24-3.png);
}

.day-4 {
  grid-area: d4;
}

.day-4 .back {
  background: url(./images/2024/Adventskalender-24-4.png);
}

.day-5 {
  grid-area: d5;
}

.day-5 .back {
  background: url(./images/2024/Adventskalender-24-5.png);
}

.day-6 {
  grid-area: d6;
}

.day-6 .back {
  background: url(./images/2024/Adventskalender-24-6.png);
}

.day-7 {
  grid-area: d7;
}

.day-7 .back {
  background: url(./images/2024/Adventskalender-24-7.png);
}

.day-8 {
  grid-area: d8;
}

.day-8 .back {
  background: url(./images/2024/Adventskalender-24-8.png);
}

.day-9 {
  grid-area: d9;
}

.day-9 .back {
  background: url(./images/2024/Adventskalender-24-9.png);
}

.day-10 {
  grid-area: d10;
}

.day-10 .back {
  background: url(./images/2024/Adventskalender-24-10.png);
}

.day-11 {
  grid-area: d11;
}

.day-11 .back {
  background: url(./images/2024/Adventskalender-24-11.png);
}

.day-12 {
  grid-area: d12;
}

.day-12 .back {
  background: url(./images/2024/Adventskalender-24-12.png);
}

.day-13 {
  grid-area: d13;
}

.day-13 .back {
  background: url(./images/2024/Adventskalender-24-13.png);
}

.day-14 {
  grid-area: d14;
}

.day-14 .back {
  background: url(./images/2024/Adventskalender-24-14.png);
}

.day-15 {
  grid-area: d15;
}

.day-15 .back {
  background: url(./images/2024/Adventskalender-24-15.png);
}

.day-16 {
  grid-area: d16;
}

.day-16 .back {
  background: url(./images/2024/Adventskalender-24-16.png);
}

.day-17 {
  grid-area: d17;
}

.day-17 .back {
  background: url(./images/2024/Adventskalender-24-17.png);
}

.day-18 {
  grid-area: d18;
}

.day-18 .back {
  background: url(./images/2024/Adventskalender-24-18.png);
}

.day-19 {
  grid-area: d19;
}

.day-19 .back {
  background: url(./images/2024/Adventskalender-24-19.png);
}

.day-20 {
  grid-area: d20;
}

.day-20 .back {
  background: url(./images/2024/Adventskalender-24-20.png);
}

.day-21 {
  grid-area: d21;
}

.day-21 .back {
  background: url(./images/2024/Adventskalender-24-21.png);
}

.day-22 {
  grid-area: d22;
}

.day-22 .back {
  background: url(./images/2024/Adventskalender-24-22.png);
}

.day-23 {
  grid-area: d23;
}

.day-23 .back {
  background: url(./images/2024/Adventskalender-24-23.png);
}

.day-24 {
  grid-area: d24;
}

.day-24 .back {
  background: url(./images/2024/Adventskalender-24-24.png);
}


/* door styles */

.grid-1 input {
  display: none;
}

label {
  perspective: 1000px;
  transform-style: preserve-3d;
  cursor: pointer;

  display: flex;
  min-height: 100%;
  width: 100%;
  height: 120px;
}

.door {
  width: 100%;
  transform-style: preserve-3d;
  transition: all 300ms;
  border: 2px dashed transparent;
  border-radius: 10px;
}

.door div {
  position: absolute;
  height: 100%;
  width: 100%;
  backface-visibility: hidden;

  border-radius: 6px;

  display: flex;
  align-items: center;
  justify-content: center;

  /* typography */
  font-family: 'Kalam', cursive;
  color: #385052;
  font-size: 2em;
  font-weight: bold;
  text-shadow: 1px 1px 0 rgba(255, 255, 255, 0.2);
}

.door .back {
  background-size: contain;
  background-position: center center;
  background-repeat: no-repeat;
  background-color: #ffffff00;
  transform: rotateY(180deg);
}

label:hover .door {
  border-color: #385052;
}

:checked+.door {
  transform: rotateY(180deg);
}




/* Invisible link styling */
.invisible-link {
  color: transparent;
  background-color: transparent;
  border: none;
  text-decoration: none;
  position: absolute;
  width: 100px;
  height: 50px;
  cursor: pointer;
}

/* Modal styling */
.modal {
  display: none;
  /* Hidden by default */
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(255, 255, 255, 0.8);
  /* Semi-transparent white */
  justify-content: center;
  align-items: center;
}

.modal-content {
  max-width: 80%;
  max-height: 80%;
}

.close-button {
  position: absolute;
  top: 20px;
  right: 20px;
  color: rgb(0, 0, 0);
  font-size: 30px;
  cursor: pointer;
}