.fade-in-box {
  animation: fadein 1s;
  -moz-animation: fadein 1s; /* Firefox */
  -webkit-animation: fadein 1s; /* Safari and Chrome */
  -o-animation: fadein 1s; /* Opera */
}



.fb2 {
  animation: fadein 2s;
  -moz-animation: fadein 2s; /* Firefox */
  -webkit-animation: fadein 2s; /* Safari and Chrome */
  -o-animation: fadein 2s; /* Opera */
}

.fb3 {
  animation: fadein 3s;
  -moz-animation: fadein 3s; /* Firefox */
  -webkit-animation: fadein 3s; /* Safari and Chrome */
  -o-animation: fadein 3s; /* Opera */
}

@keyframes fadein {
    from {
        opacity:0;
    }
    to {
        opacity:1;
    }
}
@-moz-keyframes fadein { /* Firefox */
    from {
        opacity:0;
    }
    to {
        opacity:1;
    }
}
@-webkit-keyframes fadein { /* Safari and Chrome */
    from {
        opacity:0;
    }
    to {
        opacity:1;
    }
}
@-o-keyframes fadein { /* Opera */
    from {
        opacity:0;
    }
    to {
        opacity: 1;
    }
}

/* fadeout */


.fade-out-box {
  display: inline-block;
  animation: fadeout 1s;
  -moz-animation: fadeout 1s; /* Firefox */
  -webkit-animation: fadeout 1s; /* Safari and Chrome */
  -o-animation: fadeout 1s; /* Opera */
  animation-fill-mode: forwards;
}
@keyframes fadeout {
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}
@-moz-keyframes fadeout { /* Firefox */
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}
@-webkit-keyframes fadeout { /* Safari and Chrome */
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}
@-o-keyframes fadeout { /* Opera */
    from {
        opacity: 1;
    }
    to {
        opacity: 0;
    }
}




/* slideInUp */

.slideInUp {
  -webkit-animation-name: slideInUp;
  animation-name: slideInUp;
  -webkit-animation-duration: 1s;
  animation-duration: 1s;
  -webkit-animation-fill-mode: both;
  animation-fill-mode: both;
  }

.slideInUp2 {
  -webkit-animation-name: slideInUp;
  animation-name: slideInUp;
  -webkit-animation-duration: 1.3s;
  animation-duration: 1.3s;
  -webkit-animation-fill-mode: both;
  animation-fill-mode: both;
  }

.slideInUp3 {
  -webkit-animation-name: slideInUp;
  animation-name: slideInUp;
  -webkit-animation-duration: 1.5s;
  animation-duration: 1.5s;
  -webkit-animation-fill-mode: both;
  animation-fill-mode: both;
  }

.slideInUp4 {
  -webkit-animation-name: slideInUp;
  animation-name: slideInUp;
  -webkit-animation-duration: 1.8s;
  animation-duration: 1.8s;
  -webkit-animation-fill-mode: both;
  animation-fill-mode: both;
  }



  @-webkit-keyframes slideInUp {
  0% {
  -webkit-transform: translateY(15%);
  transform: translateY(15%);
  visibility: visible;
  opacity: 0;
  }
  100% {
  -webkit-transform: translateY(0);
  transform: translateY(0);
  opacity: 1;
  }
  }
  @keyframes slideInUp {
  0% {
  -webkit-transform: translateY(15%);
  transform: translateY(15%);
  visibility: visible;
  opacity: 0;
  }
  100% {
  -webkit-transform: translateY(0);
  transform: translateY(0);
  opacity: 1;
  }
}



/* ¸ÞÀÎ border animation */
.animated-box {
  position: relative;
}

.animated-box:after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(120deg, #ff3999, #05e6d6, #ff676b);
  background-size: 300% 300%;
  clip-path: polygon(0% 100%, 3px 100%, 3px 3px, calc(100% - 3px) 3px, calc(100% - 3px) calc(100% - 3px), 3px calc(100% - 3px), 3px 100%, 100% 100%, 100% 0%, 0% 0%);
}

.animated-box.in:after {
  animation: frame-enter 1s forwards ease-in-out reverse, gradient-animation 4s ease-in-out infinite;
}

/* motion */
@keyframes gradient-animation {
  0% {
    background-position: 15% 0%;
  }
  50% {
    background-position: 85% 100%;
  }
  100% {
    background-position: 15% 0%;
  }
}

@keyframes frame-enter {
  0% {
    clip-path: polygon(0% 100%, 3px 100%, 3px 3px, calc(100% - 3px) 3px, calc(100% - 3px) calc(100% - 3px), 3px calc(100% - 3px), 3px 100%, 100% 100%, 100% 0%, 0% 0%);
  }
  25% {
    clip-path: polygon(0% 100%, 3px 100%, 3px 3px, calc(100% - 3px) 3px, calc(100% - 3px) calc(100% - 3px), calc(100% - 3px) calc(100% - 3px), calc(100% - 3px) 100%, 100% 100%, 100% 0%, 0% 0%);
  }
  50% {
    clip-path: polygon(0% 100%, 3px 100%, 3px 3px, calc(100% - 3px) 3px, calc(100% - 3px) 3px, calc(100% - 3px) 3px, calc(100% - 3px) 3px, calc(100% - 3px) 3px, 100% 0%, 0% 0%);
  }
  75% {
    -webkit-clip-path: polygon(0% 100%, 3px 100%, 3px 3px, 3px 3px, 3px 3px, 3px 3px, 3px 3px, 3px 3px, 3px 0%, 0% 0%);
  }
  100% {
    -webkit-clip-path: polygon(0% 100%, 3px 100%, 3px 100%, 3px 100%, 3px 100%, 3px 100%, 3px 100%, 3px 100%, 3px 100%, 0% 100%);
  }
}