#box-working {min-height:260px;}
.water-jar {
    height: 250px;
    width: 250px;
    position: absolute;
    top: 49%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
            transform: translate(-50%, -50%);
    background: #00a7d0;
    border-radius: 100%;
    overflow: hidden;
}
.water-jar .water-filling {
    position: absolute;
    left: 0;
    top: 0;
    z-index: 3;
    width: 100%;
    height: 100%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    display: -webkit-flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
        -ms-flex-align: center;
            align-items: center;
    -webkit-box-pack: center;
    -webkit-justify-content: center;
        -ms-flex-pack: center;
            justify-content: center;
    color: #fff;
    font-size: 64px;
}
.water-jar .water {
    position: absolute;
    left: 0;
    top: 0;
    z-index: 2;
    width: 100%;
    height: 100%;
    -webkit-transform: translate(0, 100%);
            transform: translate(0, 100%);
    background: #4d6de3;
}
.water-jar .water_wave {
    width: 200%;
    position: absolute;
    bottom: 100%;
}
.water-jar .water_wave_back {
    right: 0;
    fill: #abdeef;
    -webkit-animation: wave-back 1.4s infinite linear;
            animation: wave-back 1.4s infinite linear;
}
.water-jar .water_wave_front {
    left: 0;
    fill: #4D6DE3;
    margin-bottom: -1px;
    -webkit-animation: wave-front .7s infinite linear;
            animation: wave-front .7s infinite linear;
}

@-webkit-keyframes wave-front {
    100% {
      -webkit-transform: translate(-50%, 0);
              transform: translate(-50%, 0);
    }
}

@keyframes wave-front {
    100% {
      -webkit-transform: translate(-50%, 0);
              transform: translate(-50%, 0);
    }
}
@-webkit-keyframes wave-back {
    100% {
      -webkit-transform: translate(50%, 0);
              transform: translate(50%, 0);
    }
}
@keyframes wave-back {
    100% {
      -webkit-transform: translate(50%, 0);
              transform: translate(50%, 0);
    }
}