.preloader {
    display:flex;
    align-items:center;
    justify-content:center;
    width: 100%;
    height: 100vh;
    background-color: #fff;
    z-index:1000000000;
}
.preloader2 {
    position:fixed;
    top:0;
    left:0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100vh;
    background-color: #fff;
    z-index: 1000000000;
}
.hidden{
    overflow:hidden;
}
.lds-roller {
    display: inline-block;
    position: relative;
    width: 80px;
    height: 80px;
}

    .lds-roller div {
        animation: lds-roller 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
        transform-origin: 40px 40px;
    }

        .lds-roller div:after {
            content: " ";
            display: block;
            position: absolute;
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: #c00000;
            margin: -4px 0 0 -4px;
        }

        .lds-roller div:nth-child(1) {
            animation-delay: -0.036s;
        }

            .lds-roller div:nth-child(1):after {
                top: 63px;
                left: 63px;
            }

        .lds-roller div:nth-child(2) {
            animation-delay: -0.072s;
        }

            .lds-roller div:nth-child(2):after {
                top: 68px;
                left: 56px;
            }

        .lds-roller div:nth-child(3) {
            animation-delay: -0.108s;
        }

            .lds-roller div:nth-child(3):after {
                top: 71px;
                left: 48px;
            }

        .lds-roller div:nth-child(4) {
            animation-delay: -0.144s;
        }

            .lds-roller div:nth-child(4):after {
                top: 72px;
                left: 40px;
            }

        .lds-roller div:nth-child(5) {
            animation-delay: -0.18s;
        }

            .lds-roller div:nth-child(5):after {
                top: 71px;
                left: 32px;
            }

        .lds-roller div:nth-child(6) {
            animation-delay: -0.216s;
        }

            .lds-roller div:nth-child(6):after {
                top: 68px;
                left: 24px;
            }

        .lds-roller div:nth-child(7) {
            animation-delay: -0.252s;
        }

            .lds-roller div:nth-child(7):after {
                top: 63px;
                left: 17px;
            }

        .lds-roller div:nth-child(8) {
            animation-delay: -0.288s;
        }

            .lds-roller div:nth-child(8):after {
                top: 56px;
                left: 12px;
            }

@keyframes lds-roller {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}



/*preloader generar pdf*/
.lds-ellipsis {
    display: inline-block;
    position: relative;
    width: 80px;
    height: 80px;
}

    .lds-ellipsis div {
        position: absolute;
        top: 33px;
        width: 13px;
        height: 13px;
        border-radius: 50%;
        background: #c00000;
        animation-timing-function: cubic-bezier(0, 1, 1, 0);
    }

        .lds-ellipsis div:nth-child(1) {
            left: 8px;
            animation: lds-ellipsis1 0.6s infinite;
        }

        .lds-ellipsis div:nth-child(2) {
            left: 8px;
            animation: lds-ellipsis2 0.6s infinite;
        }

        .lds-ellipsis div:nth-child(3) {
            left: 32px;
            animation: lds-ellipsis2 0.6s infinite;
        }

        .lds-ellipsis div:nth-child(4) {
            left: 56px;
            animation: lds-ellipsis3 0.6s infinite;
        }

@keyframes lds-ellipsis1 {
    0% {
        transform: scale(0);
    }

    100% {
        transform: scale(1);
    }
}

@keyframes lds-ellipsis3 {
    0% {
        transform: scale(1);
    }

    100% {
        transform: scale(0);
    }
}

@keyframes lds-ellipsis2 {
    0% {
        transform: translate(0, 0);
    }

    100% {
        transform: translate(24px, 0);
    }
}