.backdrop-div{
background-color: #e0f0ff;
border-radius: 50%;
width: 180px;
height: 180px;
}

.backdrop-img{
transform: rotate(22deg);
-webkit-transform: rotate(22deg);
-moz-transform: rotate(22deg);
}

.alert-bounce {
	-webkit-animation: alert-bounce 1.1s linear 0.5s both;
	        animation: alert-bounce 1.1s linear 0.5s both;
}

@-webkit-keyframes alert-bounce {
  0% {
    -webkit-transform: translateY(-500px);
            transform: translateY(-500px);
    -webkit-animation-timing-function: ease-in;
            animation-timing-function: ease-in;
    opacity: 0;
  }
  38% {
    -webkit-transform: translateY(0);
            transform: translateY(0);
    -webkit-animation-timing-function: ease-out;
            animation-timing-function: ease-out;
    opacity: 1;
  }
  55% {
    -webkit-transform: translateY(-65px);
            transform: translateY(-65px);
    -webkit-animation-timing-function: ease-in;
            animation-timing-function: ease-in;
  }
  72% {
    -webkit-transform: translateY(0);
            transform: translateY(0);
    -webkit-animation-timing-function: ease-out;
            animation-timing-function: ease-out;
  }
  81% {
    -webkit-transform: translateY(-28px);
            transform: translateY(-28px);
    -webkit-animation-timing-function: ease-in;
            animation-timing-function: ease-in;
  }
  90% {
    -webkit-transform: translateY(0);
            transform: translateY(0);
    -webkit-animation-timing-function: ease-out;
            animation-timing-function: ease-out;
  }
  95% {
    -webkit-transform: translateY(-8px);
            transform: translateY(-8px);
    -webkit-animation-timing-function: ease-in;
            animation-timing-function: ease-in;
  }
  100% {
    -webkit-transform: translateY(0);
            transform: translateY(0);
    -webkit-animation-timing-function: ease-out;
            animation-timing-function: ease-out;
  }
}
@keyframes alert-bounce {
  0% {
    -webkit-transform: translateY(-500px);
            transform: translateY(-500px);
    -webkit-animation-timing-function: ease-in;
            animation-timing-function: ease-in;
    opacity: 0;
  }
  38% {
    -webkit-transform: translateY(0);
            transform: translateY(0);
    -webkit-animation-timing-function: ease-out;
            animation-timing-function: ease-out;
    opacity: 1;
  }
  55% {
    -webkit-transform: translateY(-65px);
            transform: translateY(-65px);
    -webkit-animation-timing-function: ease-in;
            animation-timing-function: ease-in;
  }
  72% {
    -webkit-transform: translateY(0);
            transform: translateY(0);
    -webkit-animation-timing-function: ease-out;
            animation-timing-function: ease-out;
  }
  81% {
    -webkit-transform: translateY(-28px);
            transform: translateY(-28px);
    -webkit-animation-timing-function: ease-in;
            animation-timing-function: ease-in;
  }
  90% {
    -webkit-transform: translateY(0);
            transform: translateY(0);
    -webkit-animation-timing-function: ease-out;
            animation-timing-function: ease-out;
  }
  95% {
    -webkit-transform: translateY(-8px);
            transform: translateY(-8px);
    -webkit-animation-timing-function: ease-in;
            animation-timing-function: ease-in;
  }
  100% {
    -webkit-transform: translateY(0);
            transform: translateY(0);
    -webkit-animation-timing-function: ease-out;
            animation-timing-function: ease-out;
  }
}