@import url(https://fonts.googleapis.com/css?family=Raleway:300,700);

body {
    width:100%;
    height:100%;
    background:#48A9E6;
    font-family: 'Raleway', sans-serif;
    font-weight:300;
    margin:0;
    padding:0;
}

#title {
    text-align:center;
    font-size:40px;
    margin-top:40px;
    margin-bottom:-40px;
    position:relative;
    color:#fff;
}

.circles:after {
    content:'';
    display:inline-block;
    width:100%;
    height:100px;
    background:#fff;
    position:absolute;
    top:-50px;
    left:0;
    transform:skewY(-4deg);
    -webkit-transform:skewY(-4deg);
}

.circles {
    background:#fff;
    text-align: center;
    position: relative;
    margin-top:-60px;
    box-shadow:inset -1px -4px 4px rgba(0,0,0,0.2);
}

.circles p {
    font-size: 240px;
    color: #fff;
    padding-top: 60px;
    position: relative;
    z-index: 9;
    line-height: 100%;
}

.circles p small {
    font-size: 40px;
    line-height: 100%;
    vertical-align: top;
}

.circles .circle.small {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: #48A9E6;
    position: absolute;
    z-index: 1;
    top: 80px;
    left: 50%;
    animation: 7s smallmove infinite cubic-bezier(1,.22,.71,.98);
    -webkit-animation: 7s smallmove infinite cubic-bezier(1,.22,.71,.98);
    animation-delay: 1.2s;
    -webkit-animation-delay: 1.2s;
}

.circles .circle.med {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: #48A9E6;
    position: absolute;
    z-index: 1;
    top: 0;
    left: 10%;
    animation: 7s medmove infinite cubic-bezier(.32,.04,.15,.75);
    -webkit-animation: 7s medmove infinite cubic-bezier(.32,.04,.15,.75);
    animation-delay: 0.4s;
    -webkit-animation-delay: 0.4s;
}

.circles .circle.big {
    width: 400px;
    height: 400px;
    border-radius: 50%;
    background: #48A9E6;
    position: absolute;
    z-index: 1;
    top: 200px;
    right: 0;
    animation: 8s bigmove infinite;
    -webkit-animation: 8s bigmove infinite;
    animation-delay: 3s;
    -webkit-animation-delay: 1s;
}

@-webkit-keyframes smallmove {
    0% { top: 10px; left: 45%; opacity: 1; }
    25% { top: 300px; left: 40%; opacity:0.7; }
    50% { top: 240px; left: 55%; opacity:0.4; }
    75% { top: 100px; left: 40%;  opacity:0.6; }
    100% { top: 10px; left: 45%; opacity: 1; }
}
@keyframes smallmove {
    0% { top: 10px; left: 45%; opacity: 1; }
    25% { top: 300px; left: 40%; opacity:0.7; }
    50% { top: 240px; left: 55%; opacity:0.4; }
    75% { top: 100px; left: 40%;  opacity:0.6; }
    100% { top: 10px; left: 45%; opacity: 1; }
}

@-webkit-keyframes medmove {
    0% { top: 0px; left: 20%; opacity: 1; }
    25% { top: 300px; left: 80%; opacity:0.7; }
    50% { top: 240px; left: 55%; opacity:0.4; }
    75% { top: 100px; left: 40%;  opacity:0.6; }
    100% { top: 0px; left: 20%; opacity: 1; }
}

@keyframes medmove {
    0% { top: 0px; left: 20%; opacity: 1; }
    25% { top: 300px; left: 80%; opacity:0.7; }
    50% { top: 240px; left: 55%; opacity:0.4; }
    75% { top: 100px; left: 40%;  opacity:0.6; }
    100% { top: 0px; left: 20%; opacity: 1; }
}

@-webkit-keyframes bigmove {
    0% { top: 0px; right: 4%; opacity: 0.5; }
    25% { top: 100px; right: 40%; opacity:0.4; }
    50% { top: 240px; right: 45%; opacity:0.8; }
    75% { top: 100px; right: 35%;  opacity:0.6; }
    100% { top: 0px; right: 4%; opacity: 0.5; }
}
@keyframes bigmove {
    0% { top: 0px; right: 4%; opacity: 0.5; }
    25% { top: 100px; right: 40%; opacity:0.4; }
    50% { top: 240px; right: 45%; opacity:0.8; }
    75% { top: 100px; right: 35%;  opacity:0.6; }
    100% { top: 0px; right: 4%; opacity: 0.5; }
}