@import url('https://fonts.googleapis.com/css2?family=Ubuntu&display=swap');
html {
    box-sizing: border-box;
}

body {
    margin: 0;
    background-color: mediumaquamarine;
    font-family: 'Ubuntu', sans-serif;
}

img {
    width: 500px;
    height: 400px;
}

a {
    text-decoration: none;
}

img.center {
    display: block;
    margin: 0 auto;
}


.animate__animated.animate__rotateIn {
    --animate-duration: 2s;
}
.animate__animated.animate__fadeInUpBig {
    --animate-delay: 2.5s;
}
.animate__animated.animate__fadeIn {
    --animate-delay: 2.8s;
}
.animate__animated.animate__bounceInLeft {
    --animate-delay: 3.5s;
}
.animate__animated.animate__heartBeat {
    --animate-delay: 3.7s;
    --animate-duration: 4s;
}
.animate__animated.animate__bounceIn {
    --animate-delay: 4.2s;
}
 
.invisible {
    opacity: 0;
}
.visible {
    opacity: 1;
}

.container {
    height: 100vh;
    width: 100vh;
    margin: 0 auto;
    text-align: center;
    position: relative;
    /* overflow: hidden; */
}
.container div.wish {
    top: 10vh;
    z-index: 1;
}
.container > div {
    position: absolute;
    left: 0;
    right: 0;
    top: 20vh;
}
  
.one {
    font-size: 2.5rem;
}
.two {
    font-size: 1.5rem;
    font-weight: lighter;
}
  
.three {
    font-size: 2.5rem;
    padding: 3px 5px;
    border-radius: 3px;
    display: inline-block;
}

#balloon-container {
    height: 100vh;
    top: 0vh;
    padding: 1em;
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
    overflow: hidden;
  }
  
  .balloon {
    height: 125px;
    width: 105px;
    border-radius: 75% 75% 70% 70%;
    position: relative;
  }
  
  .balloon:before {
    content: "";
    height: 75px;
    width: 1px;
    padding: 1px;
    background-color: #FDFD96;
    display: block;
    position: absolute;
    top: 125px;
    left: 0;
    right: 0;
    margin: auto;
  }
  
  .balloon:after {
      content: "▲";
      text-align: center;
      display: block;
      position: absolute;
      color: inherit;
      top: 120px;
      left: 0;
      right: 0;
      margin: auto;
  }
  
  @keyframes float {
    from {transform: translateY(100vh);
    opacity: 1;}
    to {transform: translateY(-300vh);
    opacity: 0;}
  }
/*
@keyframes rotate {
    from {
        transform: rotate(45deg);
    }
    to {
        transform: rotate(90deg);
    }
} */
.wish-hbd {
    height: 350px;
    position: relative;
    margin: 0;
    text-transform: uppercase;
  }
  
h5 {
    font-weight: lighter;
    font-size: 1.5rem;
    margin: 10px 0 0;
}

/* Remove `display: none` to use Refresh button and Count-up timer */
#seconds {
    display: none;
}

.refresh-btn {
    display: none;
    position: absolute;
    z-index: 5;
    height: 30px;
    width: 30px;
    cursor: pointer;
}

.container div.buttons {
    top: 94vh;
    z-index: 5;
}

#gradient-text {
    background-color: #ee1b1b;
    background-image: linear-gradient(45deg, #ff0000, #0d10aa);
    background-size: 100%;
    -webkit-background-clip: text;
    -moz-background-clip: text;
    -webkit-text-fill-color: transparent; 
    -moz-text-fill-color: transparent;
}

@media screen and (max-width: 500px) {
    .container {
      width: 90%;
    }
    .one {
        font-size: 2rem;
    }
    .three {
        font-size: 2.1rem;
    }
    .four {
      width: 90%;
    }
    .wish-hbd {
        font-size: 1.8rem;
      }
    
    h5 {
        font-size: 1.3rem;
      }
    img {
        width: 300px;
        height: 200px;
    }
    .refresh-btn {
        display: none;
    }
}