header {
    display: flex;
    align-items: center;
    width: 100%;
    box-shadow:0px 4px 4px #00000040;    
    height: 5.5em;
    font-size: 1rem;
    position: sticky;
    top: 0;
    background-color: #ffffff;
    z-index: 999;
}

header button {
margin: 0 1.25em 0 1.25em;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}    

body {
    overflow-x: hidden;
}

h1, h2, h3 {
    font-family: "Rajdhani", sans-serif;
    color: #101737;
}

h1 {
    font-size: 3em;
}

h2 {
    font-size: 2em;
}

h3 {
    font-size: 1.5em;
}

a, p {
    font-family: "Roboto", sans-serif;
    font-size: 1em;
    font-weight: 300;
    line-height: 1.4em;
    margin-top: 0.625em;
    color: #101737;
}

a {
    text-decoration: none;
    color: inherit;
}

.nav-menu ul {
    display: flex;
    flex-direction: row;
    list-style-type: none;
    align-items: center;
}

.nav-menu-language li {
    padding: 0.5em;
}

.nav-item:hover {
    color: #4F55C2
}

.nav-item:before {
    content: "[ ";
}
  
.nav-item:after {
    content: " ]";
}
  
.nav-item:before,
.nav-item:after {
    position: relative;
    top: 0.125em;
    font-size: 1.5em;
    opacity: 0;
    color: #000000;
    transition: all .5s;
}
  
.nav-item:hover:before,
.nav-item:hover:after {
    opacity: 0.7;
}
  
.logo-wrapper img {
    width: 9em;
    height: auto;
}

.header-wrapper {
    margin: auto;
    width: 71.25em;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-menu {
    display: flex;
    align-items: center;
}

button {
    font-family: "Roboto", sans-serif;
    font-size: 1em;
    font-weight: 300;
    padding: 0.8rem 1.6rem;
    border-radius: 2rem;
    border: none;
    color: #fff;
    background-size: 400%;
    transition: 0.2s ease-in;
    cursor: pointer;
    box-shadow:0px 4px 4px #00000040;    
}

.btn-primary {
    
    background-image: linear-gradient(60deg, #524DD0, #84389E, #cf58f7, #84389E, #524DD0);
    
}

.btn-secondary {
    border: 1px solid #00ffec;
    color: #00ffec;
    background: transparent;
}

.btn-primary:hover, .btn-secondary:hover {
    background-position: right center;
    transform: scale(1.05); 
    opacity: 0.9;
}

.btn-secondary:hover {
    background-color: #00ffec;
    border: none;
    color: #101737;
}

.hero {
    margin: 40px auto 30px auto;
    position: relative;

}

.hero-container{
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-column-gap: 1em;
    width: 71.25em;
    margin: auto;
    list-style-type: none;
    padding: 0;
}

.hero-container h1, .hero-container h2, .hero-container p{
    grid-column: 1 / 8;
    white-space: nowrap;
    overflow: hidden;
}

.hero-container p {
    margin-top: 1.25em;
    margin-bottom: 0.6250em;
}

.hero-container img {
    grid-row: 1 / 5;
    grid-column: 8 / 13;
    display: block;
    margin-left: auto;
    margin-top: 3.125em;
    box-shadow:-30px 30px 0px #524dd050;
}

.hero-container > h1 {
    font-size: 4em;
    margin-top: 50px;
}

.hero-container > h1 > span {
    color: #4F55C2;
}

.hero-container button {
    grid-column: 1 / 4;
    width: 130px;
    margin: 40px 0;
}

.ocean { 
    height: 5%;
    width:100%;
    position:absolute;
    bottom:-50px;
    left:0;
    z-index: -1;    
}
  
.wave {
    background: url(../assets/wavy.svg) repeat-x; 
    position: absolute;
    top: -198px;
    width: 6400px;
    height: 198px;
    animation: wave 7s cubic-bezier( 0.36, 0.45, 0.63, 0.53) infinite;
    transform: translate3d(0, 0, 0);
}
  
.wave:nth-of-type(2) {
    top: -175px;
    animation: wave 7s cubic-bezier( 0.36, 0.45, 0.63, 0.53) -.125s infinite, swell 7s ease -1.25s infinite;
    opacity: 1;
}
  
@keyframes wave {
    0% {
        margin-left: 0;
    }
    100% {
        margin-left: -1600px;
    }
}
  
@keyframes swell {
    0%, 100% {
        transform: translate3d(0,-25px,0);
    }
    50% {
        transform: translate3d(0,5px,0);
    }
}

.hoeWerktHet {
    display: flex;
    flex-direction: column;
    margin: auto;
    padding-top: 1.875em;
    align-items: center;
    text-align: center;
    background-color: #4F55C2;
}

.hoeWerktHet > h2, .hoeWerktHet p {
    color: #ffffff;
    margin: 10px;
}

.useSlider {
    font-weight: 500;
    padding-bottom: 35px;
}

.hoeWerktHet::after {
    content: " ";
    display: block;
    width: 0;
    height: 0;
    border-top: 50px solid transparent;
    border-bottom: 50px solid transparent;
    border-left: 50px solid #524dd0;
    position: absolute;
    margin-top: 200px;
    z-index: 3;
    -webkit-transform: rotate(90deg);
        -ms-transform: rotate(90deg);
            transform: rotate(90deg);
}

.container {
    position: relative;
    width: 100%;
    height: 70vh;
    background-image: url(../assets/ctc-illustration-after.jpg);
    background-position: center center;
    background-size: cover;
    overflow: hidden;
}

.mask-container {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 50%;
    overflow: hidden;
}

.mask-image-container {
    position: absolute;
    top: 0;
    left: 0;
    height: 70vh;
    width: 100vw;
    background-image: url(../assets/ctc-illustration-before.jpg);
    background-position: center center;
    background-size: cover;
}

.border {
    position: absolute;
    width: 3px;
    height: 100vh;
    left: 50%;
    margin-left: -2px;
    background-color: #000000;
}

.circle {
    position: absolute;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: #ffffff;
    border: 3px solid #000000;
    top: 50%;
    margin-top: -25px;
    left: 50%;
    margin-left: -25px;
    cursor: move;
    cursor: grab;
    cursor: -moz-grab;
    cursor: -webkit-grab;}

.circle:active {
    cursor: grabbing;
    cursor: -moz-grabbing;
    cursor: -webkit-grabbing;
 }

.circle svg {
  display: block;
  margin: auto;
  position: absolute;
  top: 75%;
  left: 75%;
  transform: translate(-50%, -50%);
}

.onzemissie {
    display: flex;
    flex-direction: column;
    margin: auto;
    margin-bottom: 1.875em;
    padding-top: 1.875em;
    align-items: center;
    text-align: center;
    background-image: linear-gradient(#524dd0 65%, #ffffff 35%);
    color: #ffffff;
}

.onzemissie h2, .onzemissie h3, .onzemissie p {
    color: #fff;
    margin: 8px;
}

video {
    width: 71.25em;
    box-shadow:0px 4px 4px #00000040; 
    margin-top: 1.875em;   
}

.services {
    text-align: center;
    padding-top: 1.875em;
}

.services h2, .services p{
    margin-bottom: 20px;
}

.services-articles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-column-gap: 1em;
    width: 71.25em;
    margin:auto;
}

.services-articles article {
    max-width: 22em;
    margin: auto;
}

.services-articles img {
    margin: 15px 0;
}

.useCases {
    margin-top: 70px;
    text-align: center;
    background-image: linear-gradient(#ffffff 18%, #f7f7f7 18% 90%, #ffffff 90%);
}

.useCasesContainer {
    padding-top: 30px;
    width: 947px;
    margin:auto;
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 50px;
}

.useCasesContainer h3{
    color: #fff;
    margin: 40px 0 0 40px;
}

.useCase1 p, .useCase3 p {
    color: #fff;
    margin: 15px 0 0 40px;
    padding-right: 40px;
}

.useCase2 p, .useCase4 p {
    color: #fff;
    margin: 15px 0 0 40px;
    padding-right: 40px;
}

.useCases span {
    color: #00ffec;
}

.useCase1 img, .useCase3 img {
    position: relative;
    margin: 40px -230px 40px 0;
    width: 368px;
    box-shadow:0 4px 4px #00000040; 
}

.useCase2 img, .useCase4 img {
    position: relative;
    margin: 40px 0 40px -230px;
    width: 368px;
    height: auto;
    box-shadow:0 4px 4px #00000040; 
}

.useCases button {
    margin: 40px 0 0 40px;
}

.useCase1, .useCase3 {
    display: flex;
    position: relative;
    left: 80px;
}

.useCase1Content, .useCase3Content{
    background-color: #524DD0;
    padding-left: 230px;
}

.useCase2, .useCase4 {
    display: flex;
    position: relative;
    right: 80px;
}

.useCase2Content, .useCase4Content{
    background-color: #524DD0;
    padding-right: 230px;
}

.ourStory {
    text-align: center;
}

footer {
    margin-top: 60px;
    /* font-size: 18px; */
    /* line-height: 24px; */
    color: #FFFFFF;
    background-color: #101737;
    display: flex;
    flex-direction: column;
    text-align: center;
    justify-content: space-evenly;
    align-items: center;
    width: 100%;
    height: 404px;
  }
  
footer h2, footer p {
    color: #ffffff;
}

.logos {
    display: flex;
    gap: 20px;
    align-items: center;
}

.wrapper{
    display: inline-flex;
}
  
.wrapper .icon{
    margin: 0 8px;
    text-align: center;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    position: relative;
    z-index: 2;
    transition: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}
  
.wrapper .icon span{
    display: block;
    height: 50px;
    width: 50px;
    background: #fff;
    border-radius: 50%;
    position: relative;
    z-index: 2;
    box-shadow:0px 4px 4px rgba(0, 0, 0, 0.25);
    transition: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}
  
.wrapper .icon span i{
    line-height: 50px;
    font-size: 25px;
}
  
.wrapper .icon .tooltip{
    position: absolute;
    top: 0;
    z-index: 1;
    background: #fff;
    padding: 10px 18px;
    font-size: 18px;
    border-radius: 25px;
    opacity: 0;
    pointer-events: none;
    box-shadow:0px 4px 4px rgba(0, 0, 0, 0.25);
    transition: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}
  
.wrapper .icon:hover .tooltip{
    top: -70px;
    opacity: 1;
    pointer-events: auto;
}
  
.icon .tooltip:before{
    position: absolute;
    content: "";
    height: 15px;
    width: 15px;
    background: #FFFFFF;
    left: 50%;
    bottom: -6px;
    transform: translateX(-50%) rotate(45deg);
    transition: 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}
  
.wrapper .instagram span{
    color: #E1306C;
}
  
.wrapper .youtube span{
    color: #E62117
}
  
.wrapper .linkedin span{
    color: #0077B5
}
  
.wrapper .instagram:hover span {
    background: linear-gradient(45deg, #F09433, #E6683C, #DC2743, #CC2366, #BC1888);
    color: #FFFFFF;
}
  
.wrapper .youtube:hover span{
    background: #E62117;
    color: #FFFFFF
}
  
.wrapper .linkedin:hover span{
    background: #0077B5;
    color: #FFFFFF
}
  
.wrapper .instagram:hover .tooltip,
.wrapper .instagram:hover .tooltip:before{
    color: #E1306C;
}
 
.wrapper .youtube:hover .tooltip,
.wrapper .youtube:hover .tooltip:before{
    color: #E62117;
}
  
.wrapper .linkedin:hover .tooltip,
.wrapper .linkedin:hover .tooltip:before{
    color: #0077B5;
}