//Loading animation

.nb-lds-ring {
    display: block;
    position: relative;
    margin: 25px auto;
    width: 64px;
    height: 64px;
}

.nb-lds-ring div {
    box-sizing: border-box;
    display: block;
    position: absolute;
    width: 51px;
    height: 51px;
    margin: 6px;
    border: 6px solid $lightGrey;
    border-radius: 50%;
    animation: lds-ring 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
    border-color: $lightGrey transparent transparent transparent;
}

.nb-lds-ring div:nth-child(1) {
    animation-delay: -0.45s;
}

.nb-lds-ring div:nth-child(2) {
    animation-delay: -0.3s;
}

.nb-lds-ring div:nth-child(3) {
    animation-delay: -0.15s;
}