/*loading*/

.loading {
    background: #ffffff;
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
}

.cloud {
    width: 80px;
    height: 26px;
    border-radius: 20px;
    margin-top: 30px;
  
    background: #29b8e5; /* Old browsers */ /* FF3.6-15 */ /* Chrome10-25,Safari5.1-6 */
    background: linear-gradient(to bottom, #29b8e5 50%,#06a8e8 99%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#29b8e5', endColorstr='#06a8e8',GradientType=0 ); /* IE6-9 */
}

.cloud1 {
    width: 35px;
    height: 35px;
    background: #29b8e5;
    position: absolute;
    border-radius: 35px;
    left: 10px;
    top: 12px;
}

.cloud2 {
    width: 45px;
    height: 45px;
    background: #29b8e5;
    position: absolute;
    border-radius: 30px;
    left: 25px;
    top: 2px;
}
.cloudBox {
    width: 80px;
    height: 60px;
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
    margin: auto;
    -webkit-animation: box .8s infinite;
}
.cloudBox .fa {
    position: absolute;
    top: 30%;
    right: 0;
    left: 0;
    margin: auto;
    color: rgba(255,255,255,0.8);
}
@-webkit-keyframes box {
    0% {
        top: 0;
    }

    20% {
    }

    50% {
        top: 20px;
    }

    80% {
    }

    100% {
        top: 0;
    }
}

.cloud:after {
    content: '';
    position: absolute;
    z-index: 1;
    top: 72px;
    left: 25px;
    width: 44px;
    height: 3px;
    background: rgba(0,0,0,0.25);
    border-radius: 100%;
    -webkit-animation: shadow .8s infinite;
}

@-webkit-keyframes shadow {
    0%,100% {
        left: 28px;
        width: 30px;
        background: rgba(0,0,0,0.1);
    }

    50% {
        top: 60px;
        left: 10px; /*讓陰影保持在原位*/
        width: 60px;
        height: 7px;
        background: rgba(0,0,0,0.15);
    }
}