body {
    margin: 0;
}

.body-wrap {
    background-color: #fff;
    width: calc(100% - 200px);
    min-height: 500px;
    margin: 0 auto;
    font-size: 12px;
}

.pres-timeline {
    font-family: Lato, sans-serif !important;
    font-size: 14px;
    color: #606061;
    width: 100%;
    margin: 30px 0;
}
.pres-timeline > div > div {
    box-sizing: border-box;
    padding-top: 20px;
}
.pres-timeline .periods-container, .pres-timeline .cards-container {
    overflow: hidden;
    box-sizing: border-box;
    position: relative;
    min-height: 100px;
    transition: height 0.5s ease-in-out;
    background-color: #FFF;
}
.periods-container:before {
    background-image: linear-gradient(left, #FFF, rgba(248, 248, 248, 0));
    left: 0;
    content: "";
    position: absolute;
    z-index: 2;
    top: 0;
    height: 100%;
    width: 100px;
}
.periods-container:after {
    background-image: linear-gradient(right, #FFF, rgba(248, 248, 248, 0));
    right: 0;
    content: "";
    position: absolute;
    z-index: 2;
    top: 0;
    height: 100%;
    width: 100px;
}
.periods-container .btn-back, .periods-container .btn-next {
    display: inline-block;
    width: 15%;
    height: 100%;
    position: absolute;
    cursor: pointer;
    z-index: 10;
    transition: 0.3s ease-in-out;
}
.periods-container .btn-back:hover, .periods-container .btn-next:hover {
    background-color: rgba(0, 0, 0, 0.05);
}
.periods-container .btn-back.hide, .periods-container .btn-next.hide {
    display: none;
}
.periods-container .btn-back {
    left: 0;
}
.periods-container .btn-next {
    right: 0;
}
.periods-container section {
    width: 50%;
    height: 0;
    position: absolute;
    /*margin-left: 15%;*/
    /*border-bottom: 5px solid #dfe3e6;*/
    padding: 1.5em;
    box-sizing: border-box;
    transition: transform 0.3s ease-in-out, opacity 0.2s ease, height 0.3s ease;
    bottom: 0;
    opacity: 0;
    background-color: #fff;
}
.periods-container section.active {
    height: auto;
    opacity: 1;
    transform: translateX(0);
    z-index: 5;
    text-align: center;
}
.periods-container section.active .title, .periods-container section.active p {
    display: block;
}
.periods-container section.prev {
    height: auto;
    opacity: 0.4;
    transform: translateX(-100%);
    z-index: 0;
}
.periods-container section.prev .year {
    text-align: right;
}
.periods-container section.next {
    height: auto;
    opacity: 0.4;
    transform: translateX(100%);
    z-index: 0;
}
.periods-container section .year {
    font-size: 25px;
    font-weight: 600;
}
.periods-container section .title {
    color: #4A4A4A;
    font-size: 28px;
    font-weight: 400;
    /*display: none;*/
}
.periods-container section p {
    /*display: none;*/
}

.timeline-container {
    position: relative;
    width: 100%;
    height: 70px;
    overflow: hidden;
}
.timeline-container:before {
    background-image: linear-gradient(left, #FFF, rgba(248, 248, 248, 0));
    left: 0;
    content: "";
    position: absolute;
    z-index: 2;
    top: 0;
    height: 100%;
    width: 100px;
}
.timeline-container:after {
    background-image: linear-gradient(right, #FFF, rgba(248, 248, 248, 0));
    right: 0;
    content: "";
    position: absolute;
    z-index: 2;
    top: 0;
    height: 100%;
    width: 100px;
}
.timeline-container .timeline {
    position: absolute;
    display: block;
    height: 50px;
    transition: left 0.3s ease-in-out;
}
.timeline-container .timeline ol {
    display: block;
    width: 100%;
    height: 2px;
    background-color: white;
    list-style: none;
    padding-left: 210px;
    padding-right: 300px;
    border-bottom: #dfe3e6 2px dotted;
    margin-bottom: 0px;
    margin-top: 10px;
}
.timeline-container .timeline ol li {
    display: inline-block;
    padding: 5px;
    margin-top: -11px;
    margin-left: 80px;
    border-radius: 50%;
    /*border: 3px solid #7f9298;*/
    background-color: #FFF;
    position: relative;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}
.timeline-container .timeline ol li.active {
    box-shadow: none;
    margin-left: 60px;
}
.timeline-container .timeline ol li.active:before {
    content: "";
    display: block;
    height: 25px;
    width: 1px;
    position: absolute;
    top: -25px;
    transition: opacity 0.3s ease-in-out;
}
.timeline-container .timeline ol li.active:after {
    content: "";
    display: block;
    height: 25px;
    width: 1px;
    position: absolute;
    bottom: -25px;
    transition: opacity 0.3s ease-in-out;
}
.timeline-container .btn-back, .timeline-container .btn-next {
    display: inline-block;
    position: absolute;
    cursor: pointer;
    margin-top: -2px;
    z-index: 11;
    transition: all 0.3s ease;
}
.timeline-container .btn-back.hide, .timeline-container .btn-next.hide {
    display: none;
}
.timeline-container .btn-back:hover, .timeline-container .btn-next:hover {
    border-color: #7f9298;
}
.timeline-container .btn-back {
    left: 0;
    background: white;
}
.timeline-container .btn-next {
    right: 0;
    background: white;
}

.timeline-container .btn-next::after{
    background-image: url("../../images/historiaavion.png");
    height: 300px;
    background-size: contain;
    background-position: center center;
    background-repeat: no-repeat;
    content: '';
    display: block;
    left: -150px;
    position: absolute;
    -webkit-transform: translateX(-50%) translateY(-50%);
    -ms-transform: translateX(-50%) translateY(-50%);
    transform: translateX(-50%) translateY(-50%);
    top: 35px;
    width: 300px;
}


.cards-container:before {
    background-image: linear-gradient(left, #FFF, rgba(248, 248, 248, 0));
    left: 0;
    content: "";
    position: absolute;
    z-index: 2;
    top: 0;
    height: 100%;
    width: 100px;
}
.cards-container:after {
    background-image: linear-gradient(right, #FFF, rgba(248, 248, 248, 0));
    right: 0;
    content: "";
    position: absolute;
    z-index: 2;
    top: 0;
    height: 100%;
    width: 100px;
}
.cards-container section {
    width: 50%;
    position: absolute;
    margin-left: 1%;
    margin-bottom: 2em;
    border: 1px solid #f5f7f6;
    padding: 1.5em;
    box-sizing: border-box;
    transition: transform 0.3s ease-in-out;
    top: 0;
    opacity: 0;
    border-radius: 8px;
    background-color: #fff;
    box-shadow: 0 10px 15px rgba(0, 0, 0, 0.15);
}
.cards-container section.active {
    height: auto;
    opacity: 1;
    transform: translateX(0);
    z-index: 5;
    text-align: center;
}
.cards-container section.prev {
    height: auto;
    opacity: 0.4;
    transform: translateX(-105%);
    z-index: 0;
}
.cards-container section.next {
    height: auto;
    opacity: 0.4;
    transform: translateX(105%);
    z-index: 0;
}
.cards-container section .year {
    text-align: center;
    font-size: 25px;
    margin: 0;
    font-weight: 600;
}
.cards-container section .title {
    font-weight: 400;
}
.cards-container section img {
    width: 50%;
    align-items: center !important;
}