@-webkit-keyframes mm_wf_shake {
    0%,
    60%,
    80%,
    100% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    65%,
    85% {
        -webkit-transform: rotate(5deg);
        transform: rotate(5deg);
    }
    75%,
    95% {
        -webkit-transform: rotate(-5deg);
        transform: rotate(-5deg);
    }
}
@keyframes mm_wf_shake {
    0%,
    60%,
    80%,
    100% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    65%,
    85% {
        -webkit-transform: rotate(5deg);
        transform: rotate(5deg);
    }
    75%,
    95% {
        -webkit-transform: rotate(-5deg);
        transform: rotate(-5deg);
    }
}
.mm_wf_d11_shake {
    -webkit-animation: mm_wf_shake 1s ease infinite;
    animation: mm_wf_shake 1s ease infinite;
}
@media screen and (max-width: 768px){/* wap */
    .tmall_tab {
        position:fixed;
        bottom:5rem;
        left:.8rem;
        z-index:100;
        width:4.7rem;
    }
    .tmall_tab a{
        display:block;
        width:4.7rem;
        height:6rem;
        background:url(https://img01.sogoucdn.com/app/a/100540022/2021053121413262722026.png) no-repeat;
        background-size: 100%;
        display: block;
    }
}
@media screen and (min-width: 768px){/* pc */
    .tmall_tab {
        position: fixed;
        left: 6%;
        bottom: 175px;
        z-index: 100;
        width:140px;
    }
    .tmall_tab a{
        display: block;
        width: 140px;
        height:168px;
        background:url(https://img01.sogoucdn.com/app/a/100540022/2021053121413262722026.png) no-repeat;
    }
}