/* The spinner */

@keyframes spinner {
    to {transform: rotate(360deg);}
}

.spinner,
.spinner:before {
    width: 20px;
    height: 20px;
    box-sizing: border-box;
}

.spinner:before {
    content: '';
    display: block;
    border-radius: 50%;
    border: 2px solid #ccc;
    border-top-color: #333;
    animation: spinner .6s linear infinite;
}

.spinner-absolute {
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -10px;
    margin-left: -10px;
}

/* Animations */

.spinner-add,
.spinner-remove {
    animation-fill-mode: both;
    animation-duration: .4s;
}

.spinner-add {
    animation-name: spinner-add;
}

@keyframes spinner-add {
    from {transform: scale(0);}
    to {transform: scale(1);}
}

.spinner-remove {
    animation-name: spinner-remove;
}

@keyframes spinner-remove {
    to {transform: scale(0);}
}