#back_loader
{
position: absolute;
left:0;
top:0;
z-index: 1000;
width: 100%;
height: 100%;
/*overflow: auto;*/
background: rgba(255,255,255,1);
opacity: 1;
}
.ramka_loader {
    position: absolute;
    top: 50%;
    left: 40%;
    margin-left: 10%;
    transform: translate3d(-50%, -50%, 0);
}
.loader_dot {
    width: 24px;
    height: 24px;
    background: #3ac;
    border-radius: 100%;
    display: inline-block;
    animation: loader_anim 1s infinite;
}
.loader_dot:nth-child(1) {
    animation-delay: 0.1s;
    background: #32aacc;
}
.loader_dot:nth-child(2) {
    animation-delay: 0.2s;
    background: #64aacc;
}
.loader_dot:nth-child(3) {
    animation-delay: 0.3s;
    background: #96aacc;
}
.loader_dot:nth-child(4) {
    animation-delay: 0.4s;
    background: #c8aacc;
}
.loader_dot:nth-child(5) {
    animation-delay: 0.5s;
    background: #faaacc;
}
@-moz-keyframes loader_anim {
    0% {
        transform: scale(1);
    }
    50% {
        opacity: 0.3;
        transform: scale(2);
    }
    100% {
        transform: scale(1);
    }
}
@-webkit-keyframes loader_anim {
    0% {
        transform: scale(1);
    }
    50% {
        opacity: 0.3;
        transform: scale(2);
    }
    100% {
        transform: scale(1);
    }
}
@-o-keyframes loader_anim {
    0% {
        transform: scale(1);
    }
    50% {
        opacity: 0.3;
        transform: scale(2);
    }
    100% {
        transform: scale(1);
    }
}
@keyframes loader_anim {
    0% {
        transform: scale(1);
    }
    50% {
        opacity: 0.3;
        transform: scale(2);
    }
    100% {
        transform: scale(1);
    }
}