$spin-color : #465b85;

.spin_theme_realty {
    border-radius: 50%;
    width: 10em;
    height: 10em;
    font-size: 10px;
    position: relative;
    text-indent: -9999em;
    border-top: 1.1em solid rgba( $spin-color , .2 );
    border-right: 1.1em solid rgba( $spin-color , .2 );
    border-bottom: 1.1em solid rgba( $spin-color , .2 );
    border-left: 1.1em solid $spin-color;
    transform: translateZ(0);
    animation: spin_theme_realty 1.1s infinite linear;

    &:after {
        border-radius: 50%;
        width: 10em;
        height: 10em;
    }

}

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

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