style.css

@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@100&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400&display=swap');

body {
    font-family: 'Roboto', sans-serif !important;
    text-align: center;
    margin: 0;
    position: relative;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
  }
  img {
    display: flex;
    overflow: hidden;
    justify-content: center;
    pointer-events: none;
    position: absolute;
    width: 100%;
    height: 120%;
    z-index: -100;
    opacity: 0.6;
  }
  h1 {
    padding-top: 30px;
    margin: 0;
    height: 10vh;
    font-size: min(10vw, 7vh);
    transition: margin-bottom 0.1s;
  }
  #grass {
    font-size: min(15vw, 15vh);
    height: 65vh;
    width: 35vw;
    border: solid;
    background: url(https://i.giphy.com/media/0IGRygDt5cMP2Q0Jmu/giphy.webp);
    background-size: cover;
    background-repeat: no-repeat;
    color: white;
    transition: height 0.1s, width 0.1s, font 0.1s, margin 0.1s;
    align-items: center;
    user-select: none;
    justify-content: center;
    display: flex;
    margin-left: 2vw;
    margin-right: 2vw;
    cursor: pointer;
    border-radius: 25%;
  }
  #grass:hover:active {
    height: 60vh;
    width: 30vw;
    font-size: min(13vh, 13vw);
    margin-left: 4.5vw;
    margin-right: 4.5vw;
  }
  p {
    margin: 0;
    height: 5vh;
    font-size: 4vh;
    font-family: 'Roboto';
  }
  button {
    height: auto;
    margin-top: 7.5px;
    margin-bottom: 7.5px;
    padding: 15px;
    width: 30vw;
    font-family: 'Open Sans', sans-serif;
    font-size: min(2.7vh, 2.2vw);
  }
  #container {
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    height: 65vh;
  }
  #buah {
    width: 45vw;
    flex-direction: column;
    height: 65vh;
    background-color: rgba(0, 255, 0, 0.5);
    border: white solid;
    display: flex;
    align-items: center;
    overflow-y: auto;
    border-radius: 5%;
  }
  #buah button {
    border: black 0px;
    border-radius: 10%;
    text-align: left;
    transition: cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.5s;
    background-color: rgba(255, 255, 255, 0.8);
  }
  #buah:nth-child(0) {
    margin-top: 0;
  }
  .unlocked {
    background-color: rgba(255, 255, 255, 0.8);
    color: rgba(0, 0, 0, 0.8);
    opacity: 1;
    cursor: pointer;
  }
  .locked {
    background-color: rgba(255, 255, 255, 0.5);
    color: rgba(0, 0, 0, 0.5);
    opacity: 0.5;
    cursor: not-allowed;
  }
  .toprightcorner {
    position: absolute;
    display: flex;
    top: 0;
    right: 0;
    margin-top: 10px;
    margin-right: 30px;
    padding: 0;
    font-size: 2vw;
    width: 30vw;
    height: 20vh;
    justify-content: space-evenly;
    flex-direction: column;
    align-items: center;
    background: url(https://media.hswstatic.com/eyJidWNrZXQiOiJjb250ZW50Lmhzd3N0YXRpYy5jb20iLCJrZXkiOiJnaWZcL2hvdy1ncmFzcy13b3Jrcy5qcGciLCJlZGl0cyI6eyJyZXNpemUiOnsid2lkdGgiOjgyOH19fQ==);
    opacity: 0.5;
    transition: opacity 0.5s ease-in-out;
  }
  .toprightcorner:hover {
    opacity: 1;
  }
  .toprightcorner .info {
    margin-top: 5px;
  }
  .toprightcorner .btns {
    display: flex;
    flex-direction: row;
    justify-content: space-evenly;
    align-items: center;
    height: 100%;
  }
  .toprightcorner .btns div {
    margin: 5px;
    width: 6vw;
    border: none;
    border-radius: 25%;
    opacity: 1;
    border: solid;
    padding: 2.5px;
  }
  .toprightcorner .btns div:hover {
    background-color: rgb(255, 255, 255);
    color: rgb(0, 0, 0);
    cursor: pointer;
  }
  #error {
    color: red;
    opacity: 0;
    font-size: 3vw;
  }
  #error.errorisshown {
    -webkit-animation: smooth 1.9s cubic-bezier(0.86, 0, 0.07, 1);
    -moz-animation: smooth 1.9s cubic-bezier(0.86, 0, 0.07, 1);
    -o-animation: smooth 1.9s cubic-bezier(0.86, 0, 0.07, 1);
    -ms-animation: smooth 1.9s cubic-bezier(0.86, 0, 0.07, 1);
    animation: smooth 1.9s cubic-bezier(0.86, 0, 0.07, 1);
  }
  @keyframes smooth {
    0% {
      opacity: 1;
    }
    100% {
      opacity: 0;
    }
  }
  #buah button:hover:active {
    width: 25vw;
  }
  span.amountofupgrades {
    color: blue;
    display: flex;
    justify-content: right;
    opacity: 0.4;
    margin-top: 10px;
    font-size: 24px;
  }
  .price {
    color: red;
  }
  
  @media screen and (max-width: 1200px) {
    span.amountofupgrades {
      font-size: 20px;
    }
  }
  
  @media screen and (max-width: 900px) {
    #container {
      display: flex;
      flex-direction: column;
      align-items: center;
      height: 65vh;
    }
    #grass {
      width: 80vw;
      margin-bottom: 20px;
    }
    #grass:hover:active {
      height: 60vh;
      width: 70vw;
      font-size: min(8vh, 8vw);
      margin-left: 4.5vw;
      margin-right: 4.5vw;
    }
    #buah {
      width: 80vw;
      flex-direction: row;
      overflow-y: hidden;
      overflow-x: auto;
      height: 100vh;
    }
    #buah button {
      margin: 20px 30px;
      height: 12vh;
      font-size: 10px;
    }
    span.amountofupgrades {
      font-size: 16px;
    }
    #error {
      display: none;
    }
}