css动画加载

第一种滚轮

.box {
    position: relative;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    border: 4px solid #ccc;
    border-radius: 100%;
    height: 40px;
    width: 40px;
    font-size: 14px;
    font-weight: bold;
    color: #EA4C89;
    top: 12px;
    margin: 0;
    -webkit-box-sizing: initial;
            box-sizing: initial;

}

.box::before {
        content: "";
        position: absolute;
        left: 50%;
        top: 50%;
        margin-left: -24px;
        margin-top: -24px;
        display: block;
        border: 4px solid rgba(0, 0, 0, 0);
        border-top-color: #000;
        border-radius: 100%;
        width: 47px;
        height: 48px;
        -webkit-animation: mx1 infinite 2s ease;
                animation: mx1 infinite 2s ease;
}

@-webkit-keyframes mx1{
    0%{
        -webkit-transform: rotate(0deg);
                transform: rotate(0deg);
    }
    100%{
        -webkit-transform: rotate(360deg);
                transform: rotate(360deg);
    }
}

@keyframes mx1{
    0%{
        -webkit-transform: rotate(0deg);
                transform: rotate(0deg);
    }
    100%{
        -webkit-transform: rotate(360deg);
                transform: rotate(360deg);
    }
}

第二种环绕

.box {
    position: relative;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    border-radius: 46px;
    height: 49px;
    width: 49px;
    background: rgb(27, 27, 60);
    font-size: 14px;
    font-weight: bold;
    top: 9px;
    margin: 0;
    -webkit-box-sizing: initial;
    box-sizing: initial;
}

.box::before,
.box::after {
    content: "";
    position: absolute;
    left: 52%;
    top: 49%;
    margin-left: -24px;
    margin-top: -24px;
    width: 47px;
    height: 48px;
    background: rgb(51, 149, 230);
    border-radius: 100%;
    z-index: -1;
    -webkit-transform: translateY(-2px);
    -ms-transform: translateY(-2px);
    transform: translateY(-2px);

}

.box::before {
    -webkit-animation: mx1 infinite 3s linear;
    animation: mx1 infinite 3s linear;
}

.box::after {
    -webkit-animation: mx1 infinite 2s linear;
    animation: mx1 infinite 2s linear;
}

@-webkit-keyframes mx1 {
    0% {
        -webkit-transform: rotate(0deg) translate(-2px);
        transform: rotate(0deg) translate(-2px);
    }

    100% {
        -webkit-transform: rotate(360deg) translate(-2px);
        transform: rotate(360deg) translate(-2px);
    }
}

@keyframes mx1 {
    0% {
        -webkit-transform: rotate(0deg) translate(-2px);
        transform: rotate(0deg) translate(-2px);
    }

    100% {
        -webkit-transform: rotate(360deg) translate(-2px);
        transform: rotate(360deg) translate(-2px);
    }
}