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

button {
    background: transparent;
    border: none;
    cursor: pointer;
    outline: none;
}


/* .section SECTION
–––––––––––––––––––––––––––––––––––––––––––––––––– */

.section {
    background: #3f97da;
    padding: 50px 0;
}

.section .container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.section h1 {
    font-size: 2.5rem;
}

.section h2 {
    font-size: 1.3rem;
}


/* TIMELINE
–––––––––––––––––––––––––––––––––––––––––––––––––– */

.timeline {
    white-space: nowrap;
    overflow-x: hidden;
}

.timeline ol {
    font-size: 0;
    width: 100vw;
    padding: 250px 0;
    transition: all 1s;
}

.timeline ol li {
    position: relative;
    display: inline-block;
    list-style-type: none;
    width: 160px;
    height: 3px;
    background: rgb(0, 0, 0);
}

.timeline ol li:last-child {
    width: 280px;
}

.timeline ol li:not(:first-child) {
    margin-left: 14px;
}

.timeline ol li:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 50%;
    left: calc(100% + 1px);
    bottom: 0;
    width: 12px;
    height: 12px;
    transform: translateY(-50%);
    border-radius: 50%;
    background: #3f97da;
}

.timeline ol li div {
    position: absolute;
    left: calc(100% + 7px);
    width: 280px;
    padding: 15px;
    font-size: 1rem;
    white-space: normal;
    color: white;
    background: #3f97da;
    text-justify: auto;
}

.color {
    color: rgb(231, 191, 12);
}

.timeline ol li div::before {
    content: '';
    position: absolute;
    top: 100%;
    left: 0;
    width: 0;
    height: 0;
    border-style: solid;
}

.timeline ol li:nth-child(odd) div {
    top: -16px;
    transform: translateY(-100%);
}

.timeline ol li:nth-child(odd) div::before {
    top: 100%;
    border-width: 8px 8px 0 0;
    border-color: white transparent transparent transparent;
}

.timeline ol li:nth-child(even) div {
    top: calc(100% + 16px);
}

.timeline ol li:nth-child(even) div::before {
    top: -8px;
    border-width: 8px 0 0 8px;
    border-color: transparent transparent transparent white;
}

.timeline time {
    display: block;
    font-size: 1.2rem;
    font-weight: bold;
    margin-bottom: 8px;
}


/* TIMELINE ARROWS
–––––––––––––––––––––––––––––––––––––––––––––––––– */

.timeline .arrows {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.timeline .arrows .arrow__prev {
    margin-right: 20px;
}

.timeline .disabled {
    opacity: .5;
}

.timeline .arrows img {
    width: 45px;
    height: 45px;
}


/* GENERAL MEDIA QUERIES
–––––––––––––––––––––––––––––––––––––––––––––––––– */

@media screen and (max-width: 599px) {
    .timeline ol,
    .timeline ol li {
        width: auto;
    }
    .timeline ol {
        padding: 0;
        transform: none !important;
    }
    .timeline ol li {
        display: block;
        height: auto;
        background: transparent;
    }
    .timeline ol li:first-child {
        margin-top: 25px;
    }
    .timeline ol li:not(:first-child) {
        margin-left: auto;
    }
    .timeline ol li div {
        width: 94%;
        height: auto !important;
        margin: 0 auto 25px;
    }
    .timeline ol li div {
        position: static;
    }
    .timeline ol li:nth-child(odd) div {
        transform: none;
    }
    .timeline ol li:nth-child(odd) div::before,
    .timeline ol li:nth-child(even) div::before {
        left: 50%;
        top: 100%;
        transform: translateX(-50%);
        border: none;
        border-left: 1px solid white;
        height: 25px;
    }
    .timeline ol li:last-child,
    .timeline ol li:nth-last-child(2) div::before,
    .timeline ol li:not(:last-child)::after,
    .timeline .arrows {
        display: none;
    }
}


/* MAP */


/* Style the tab */

.tab {
    overflow: hidden;
    border: 1px solid #ccc;
    background-color: #f1f1f1;
}


/* Style the buttons that are used to open the tab content */

.tab button {
    background-color: inherit;
    float: center;
    border: none;
    outline: none;
    cursor: pointer;
    padding: 14px 16px;
    transition: 0.3s;
    position: relative;
    color: #3f97da;
    text-align: center;
}


/* Change background color of buttons on hover */

.tab button:hover {
    background-color: #ddd;
}


/* Create an active/current tablink class */

.tab button.active {
    background-color: #ccc;
}


/* Style the tab content */

.tabcontent {
    display: none;
    padding: 6px 12px;
    border: 1px solid #ccc;
    border-top: none;
}

.tabcontent {
    animation: fadeEffect 1s;
    /* Fading effect takes 1 second */
}


/* Go from zero to full opacity */

@keyframes fadeEffect {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.labora {
    text-align: justify;
    font-family: 'Poppins';
    font-size: 14px;
    font-weight: normal;
    font-style: normal;
    font-stretch: normal;
    line-height: 1.71;
    letter-spacing: normal;
    color: #666666;
}

.square p {
    font-family: 'Poppins';
    font-size: 10px;
    font-weight: normal;
    font-style: normal;
    font-stretch: normal;
    line-height: 1.71;
    letter-spacing: normal;
    text-align: justify;
    color: #666666;
}