.flex-center {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
}
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999999999;
    background: #fff;
}


/* LOADING... */
.loader {
    /*position: absolute;*/
    /*width: 50px;*/
    z-index: 1001;
}
.loader-box {
    margin: 0 auto;
    height: 100px;
    width: 100px;
    position: fixed;
    background: #d1d3d4;
    border-radius: 100%;
    overflow: hidden;
    z-index: 3000;
}

.loader-box .percent {
    position: absolute;
    left: 0;
    top: 0;
    z-index: 3;
    width: 100%;
    height: 100%;
    display: flex;
    display: -webkit-flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 18px;
    font-family: var(--font-body);
}

.loader-box .water {
    position: absolute;
    left: 0;
    top: 0;
    z-index: 2;
    width: 100%;
    height: 100%;
    -webkit-transform: translate(0, 100%);
    transform: translate(0, 100%);
    background: var(--main-color);
}
.loader-box .water_wave {
    width: 200%;
    position: absolute;
    bottom: 100%;
}
.loader-box .water_wave_back {
    right: 0;
    fill: rgb(0 114 185 / 50%);
    -webkit-animation: wave-back 1.4s infinite linear;
    animation: wave-back 1.4s infinite linear;
}
.loader-box .water_wave_front {
    left: 0;
    fill: var(--main-color);
    margin-bottom: -1px;
    -webkit-animation: wave-front .7s infinite linear;
    animation: wave-front .7s infinite linear;
}
@-webkit-keyframes wave-front {
    100% {
        -webkit-transform: translate(-50%, 0);
        transform: translate(-50%, 0);
        -ms-transform: translate(-50%, 0);;
        -moz-transform: translate(-50%, 0);;
    }
}
@keyframes wave-front {
    100% {
        -webkit-transform: translate(-50%, 0);
        transform: translate(-50%, 0);
        -ms-transform: translate(-50%, 0);;
        -moz-transform: translate(-50%, 0);;
    }
}
@-webkit-keyframes wave-back {
    100% {
        -webkit-transform: translate(50%, 0);
        transform: translate(50%, 0);
        -ms-transform: translate(50%, 0);;
        -moz-transform: translate(50%, 0);;
    }
}
@keyframes wave-back {
    100% {
        -webkit-transform: translate(50%, 0);
        transform: translate(50%, 0);
    }
}