.blok:nth-of-type(odd) {
    background-color: white;
}

.blok:nth-of-type(even) {
    background-color: black;
}

@-webkit-keyframes border-transform {

    0%,
    100% {
        border-radius: 63% 37% 54% 46% / 55% 48% 52% 45%;
    }

    14% {
        border-radius: 40% 60% 54% 46% / 49% 60% 40% 51%;
    }

    28% {
        border-radius: 54% 46% 38% 62% / 49% 70% 30% 51%;
    }

    42% {
        border-radius: 61% 39% 55% 45% / 61% 38% 62% 39%;
    }

    56% {
        border-radius: 61% 39% 67% 33% / 70% 50% 50% 30%;
    }

    70% {
        border-radius: 50% 50% 34% 66% / 56% 68% 32% 44%;
    }

    84% {
        border-radius: 46% 54% 50% 50% / 35% 61% 39% 65%;
    }
}

/* #Progress
    ================================================== */

.progress-wrap {
    position: fixed;
    right: 30px;
    bottom: 30px;
    height: 46px;
    width: 46px;
    cursor: pointer;
    display: block;
    border-radius: 50px;
    box-shadow: inset 0 0 0 2px rgba(0, 0, 0, 0.1);
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    -webkit-transition: all 200ms linear;
    transition: all 200ms linear;
}

.progress-wrap.active-progress {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.progress-wrap::after {
    position: absolute;
    font-family: 'unicons';
    content: '\e84b';
    text-align: center;
    line-height: 46px;
    font-size: 24px;
    color: rgb(32 142 192);
    /* --- Pijl kleur --- */
    left: 0;
    top: 0;
    height: 46px;
    width: 46px;
    cursor: pointer;
    display: block;
    z-index: 1;
    -webkit-transition: all 200ms linear;
    transition: all 200ms linear;
}

.progress-wrap:hover::after {
    opacity: 0;
}

.progress-wrap::before {
    position: absolute;
    font-family: 'unicons';
    content: '\e84b';
    text-align: center;
    line-height: 46px;
    font-size: 24px;
    opacity: 0;
    background: rgb(32 142 192);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    left: 0;
    top: 0;
    height: 46px;
    width: 46px;
    cursor: pointer;
    display: block;
    z-index: 2;
    -webkit-transition: all 200ms linear;
    transition: all 200ms linear;
}

.progress-wrap:hover::before {
    opacity: 1;
}

.progress-wrap svg path {
    fill: none;
}

.progress-wrap svg.progress-circle path {
    stroke: rgb(32 142 192);
    stroke-width: 4;
    box-sizing: border-box;
    -webkit-transition: all 200ms linear;
    transition: all 200ms linear;
}