/* the 100vh and 100vw set the size of the body to fill the viewport (screen) */
body {
  height: 100vh;
  width: 100vw;
  display: flex;
  flex-direction: column;
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}
/* this class specifies shape */
.row {
  height: 50%;
  width: 100%;
  display: flex;
}
.box {
    height: 100%;
    width: 50%;
}

a {
    display: flex;
    width: 100%;
    height: 100%;
    justify-content: center;
    align-items: center;
}
img {
  max-width: 80%;
  max-height: 80%;
}

.center-content {
  justify-content: center;
  align-items: center;
  display: flex;
}

.picclick {
  filter: brightness(100%);
  max-height: 80%;
  max-width: 80%;
}
.picclick:hover {
  cursor: pointer;
  filter: brightness(100%) drop-shadow(2px 8px 3px);
  transform: scale(1.04);
}
.picclick:active {
  filter: drop-shadow(0px 0px 3px);
  transform: scale(0.98);
}
.returnclick {
  filter: brightness(100%);
  max-height: 80%;
  max-width: 100%;
}
/* changes to the style when the user HOVERS */
.returnclick:hover {
  cursor: pointer;
  filter: brightness(100%);
  transform: scale(1.04);
}
.returnclick:active {
  transform: scale(0.98);
}

/* these classes specify color */
.pink {
  background-color: #ff86af;
}
.green {
  background-color: #55c674;
}
.blue {
  background-color: #5da7cf;
}
.yellow {
  background-color: #ffe461;
}
.grey {
  background-color: #d3d3d3;
}
.dark-grey {
  background-color: #a9a9a9;
}

.floating-btn {
    position: fixed;
    z-index: 10000;

    width: auto;
    height: auto;
    display: inline-flex;

    padding: 10px 14px;
    border-radius: 32px;

    background: rgba(39,39,39, 0.73);
    backdrop-filter: blur(10px);

    color: white;
    font-size: 0.8rem;
    font-weight: 200;

    border: none;
    cursor: pointer;
    text-decoration: none;

    transition: background 0.2s ease, transform 0.15s ease;
}

.floating-btn:hover {
    background: rgba(60,60,60,0.8);
    transform: scale(1.05);
}

.top-btn {
    top: 20px;
    left: 20px;
}

.bottom-btn {
    bottom: 20px;
    right: 20px;
}

#return {
    display: flex;
    align-items: center;
    gap: 6px;
}

#return .icon {
    display: flex;
}