* {
    margin: 0%;
    padding: 0%; 
    font-family: 'Ubuntu', sans-serif;
    scrollbar-width: thin;
    scrollbar-color: #0a4c95 #c2d2e4;
    scroll-behavior: smooth;
}

body {
    background-color: #D9DDE7;
    overflow-x: hidden;
    width: 100%;
}

header {
    display: flex;
    background-color: #116AAC;
    top: 0;
    position: sticky;
    z-index: 3;
}

header ul {
    display: flex;
    list-style: none;
    padding-top: 4%;
    padding-bottom: 4%;
}

header nav {
    width: 60%;
    margin-top: auto;
    margin-bottom: auto;
}

header li {
    margin-left: auto;
    margin-right: auto;
}

header span {
    font-size: 1.3em;
}

header a {
    color: #ffff;
    text-decoration: none;
    font-size: 1.3em;
    margin: auto;
}

header a:hover {
    color: #B3CEE2;
    text-decoration: underline;
}

header a:active {
    color: #182233;
    
}


.country {
    display: flex;
    width: 20%;
    padding-top: 2%;
    padding-bottom: 2%;
    justify-content: center;
}

.country img {
    width: 35px;
}

.sign-in {
    display: flex;
    width: 20%;
    padding-top: 2%;
    padding-bottom: 2%;
    justify-content: center;
}

.sign-in button {
    display: flex;
    padding-left: 20px;
    padding-right: 20px;
    padding-top: 10px;
    padding-bottom: 10px;
    border-radius: 15px;
    background-color: #182233;
    border-style:hidden;
    color: #ffff;
    cursor: pointer;
}

.sign-in span {
    font-size: 20px;
}

.sign-in img {
    display: none;
}

header span {
    margin-top: auto;
    margin-bottom: auto;
    margin-right: 2%;
}

                /* début du bloc "my-self */
.mySelf {
    width: 100%;
    background-color: #116AAC;
    height: 550px;
}

.mySelf-container {
    padding-top: 70px;
    display: flex;
    width: 75%;
    margin-left: auto;
    margin-right: auto;
}

#mySelf-picture img {
    width: 100%;
    border-radius: 100%;
    scale: 1.2;
}

#mySelf-picture {
    width: 310px;
    margin-top: auto;
    margin-bottom: auto;
    overflow: hidden;
    border-radius: 100%;
}

.mySelf-description {
    color: white;
    font-weight: 200;
    width: 79%;
    margin-top: auto;
    margin-bottom: auto;
    margin-left: 50px;
}

.mySelf-description span {
    font-size: 3.5em;
}

.mySelf-description p {
    font-size: 2.5em;
}

.mySelf-description ul {
    width: 230px;
    list-style: none;
    display: flex;
    margin-top: 50px;
}

.mySelf-description li {
    margin-right: auto;
}

.mySelf-description img {
    width: 52px;
}

                /* début du bloc "about-me */

.about-me-container {
    margin-top: -110px;
    width: 80%;
    margin-right: auto;
    margin-left: auto;
    background-color: #B3CEE2;
    padding-bottom: 2%;
    border-radius: 15px;
}

.about-me-container h1 {
    padding-top: 2%;
    padding-bottom: 2%;
    margin-bottom: 1%;
    text-align: center;
    font-weight: 400;
    font-size: 2em;
}

.about-me-container p {
    padding-bottom: 10px;
    font-size: 1.3em;
    width: 90%;
    margin-left: auto;
    margin-right: auto;
}
                /* début du bloc "projects" */

.projects h1 {
    padding-top: 50px;
    text-align: center;
    font-weight: 400;
    font-size: 2em;
    padding-bottom: 50px;
}

                /* Carousselle en JS dans cette même section */
.splide_container {
    width: 80%;
    margin: auto;
}

.splide__slide img {
    width: 100%;
}

.splide__arrow--prev {
    left: 4em !important;
}

.splide__arrow--next {
    right: 4em !important;
}

.splide__arrow {
    width: 4em !important;
    height: 4em !important;
}

.splide__pagination__page {
    width: 10px !important;
    height: 10px !important;
}

                /* début du bloc "timeline" */
.timeline {
    margin-bottom: 5%;
}

#school-logo {
    width: 35%;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 2%;
    margin-top: 2%;
}

#school-logo img {
    width: 100%;
}

.timeline-container {
    display: flex;
    width: 80%;
    height: 100%;
    padding-bottom: 30px;
    margin-left: auto;
    margin-right: auto;
    overflow-x: scroll;
}

.timeline-container::-webkit-scrollbar-thumb:horizontal {
    height: 10px;
    background-color: #0a4c95;
}

.timeline-container-item {
    min-width: 350px;
    margin-right: 2%;
    margin-left: 2%;
    box-shadow: 0 0 20px 0 rgba(161,161,161,0.6);
    height: 550px;
    margin-top: 20px;
    margin-bottom: auto;
    border-radius: 25px;
}

.timeline-container-item p{
    line-height: 128%;
    padding-top: 12%;
    padding: 10px;
    font-size: 1.1em;
}

.timeline-container-item h1 {
    text-align: center;
    font-size: 2em;
}

.item-date {
    margin-top: 10px;
}

.timeline-container-item-picture {
    width: 75%;
    margin-left: auto;
    margin-right: auto;
}

.timeline-container-item-picture img {
    width: 100%;
}

::-webkit-scrollbar {
    width: 15px;
    height: 15px;
} 

::-webkit-scrollbar-track-piece {
    background-color: #c2d2e4;
}

::-webkit-scrollbar-thumb:vertical {
    height: 30px;
    background-color: #0a4c95;
}

                /* début du bloc Certification */

.Certification {
    width: 100%;
}

.Certification h1 {
    text-align: center;
    font-size: 2em;
}

.Certification div{
    display: flex;
    justify-content: center;
    width: 80%;
    margin: auto;
    padding-top: 5%;
    padding-bottom: 5%;
}

.Certification img {
    width: 100%;
}

.image-1 {
    display: flex;
    margin: auto;
    width: 100%;
}


                /* début du bloc formulaire */

.contact-me {
    background-color: #116AAC;
    padding-bottom: 5%;
    width: 100%;
}

.contact-me p {
    color: #fff;
    margin-top: 10px;
    font-size: 1em;
}

.contact-me h1 {
    color: #FFFF;
    opacity: 0.5;
    text-align: center;
    padding-top: 2%;
    padding-bottom: 2%;
    font-size: 3em;
}

.contact-me form {
    width: 75%;
    margin-left: auto;
    margin-right: auto;
}

.contact-me span {
    font-size: 1.3em;
}

.form-top {
    display: flex;
    padding-top: 20px;
    gap: 20px;
}

.form-top p {
    font-size: 0.7em;
}

.form-left {
    width: 50%;
}

#form-left-name {
    width: 100%;
    margin-left: 20.5vw;
}

#form-left-mail {
    margin-top: 40px;
    width: 100%;
    margin-left: 20.5vw;
}

.form-right {
    width: 50%;
    margin-left: 20px;
}

#form-right-tel {
    margin-top: 40px;
}

.form-bottom {
    margin-top: 2%;
    display: grid;
}

form button {
    margin-left: auto; 
    margin-right: auto;
    padding-top: 1%;
    padding-bottom: 1%;
    padding-left: 2%;
    padding-right: 2%;
    border-radius: 25px;
    background-color: #182233;
    border-style:hidden;
    color: #ffff;
    cursor: pointer;
}

.form-top input {
    height: 30px;
    width: 43%;
    background-color: transparent;
    color: #fff;
    border: none;
    border-bottom: 1px solid #fff;
}

.form-bottom textarea {
    height: 250px;
    width: 46.2%;
    background-color: transparent;
    border: 1px solid #fff;
    color: #fff;
    justify-self: center;
}
.form-bottom p {
    justify-self: center;
    font-size: 0.7em;
}

.form-bottom textarea::placeholder {
    text-align: center;
}

::placeholder {
    color: #fff;
    opacity: 0.7;
    font-size: 15px;
}

input:focus {
    outline: none;
}

textarea:focus {
    outline: none;
}

.div-btn {
    display: flex;
    margin-top: 2%;
}

                    /* Début du footer */
footer {
    background-color: #FD4E5D;
    text-align: center;
    padding-top: 20px;
    padding-bottom: 20px;
}

footer h1 {
    color: #FFFF;
    font-size: 20px;
}
                    /* Transition ordinateur vers tablette */

@media only screen and (min-device-width : 1024px) and (max-device-width : 1320px) {

                    /* Timeline */

#school-logo {
    width: 42%;
}

.timeline-container-item {
    min-width: 35%;
}

                    /* Formulaire / Contact-me */

.contact-me h1 {
    font-size: 2em;
}

#form-left-name {
    margin-left: 14.3vw;
}

#form-left-mail {
    margin-left: 14.3vw;
}


.form-top input {
    width: 60% ;
}
.form-bottom textarea {
    width: 63%;
}


}

                    /* Début du responsive tablette */

@media only screen and (min-device-width : 768px) and (max-device-width : 1024px) {

                    /* my-self */

.mySelf-description span {
    font-size: 2.2em;
}
.mySelf-description p {
    font-size: 1.6em;
}

                    /* About-me */

.about-me-container h1 {
    font-size: 1.8em;
}

.about-me-container p {
    font-size: 1.1em;
}

                    /* Projets */

.splide__arrow--prev {
    left: 1em !important;
}
                    
.splide__arrow--next {
    right: 1em !important;
}

.splide__arrow {
    width: 3em !important;
    height: 3em !important;
}

                    /* Timeline */

#school-logo {
    width: 47%;
}

.timeline-container-item {
    min-width: 45%;
}

.timeline-container-item h1 {
    font-size: 2em;
}


                    /* Formulaire / Contact-me */

.contact-me h1 {
    font-size: 2em;
}

#form-left-name {
    margin-left: 10.5vw;
}

#form-left-mail {
    margin-left: 10.5vw;
}

.form-top p {
    font-size: 0.6em;
}
.form-bottom p{
    font-size: 0.6em;
}

.form-top input {
    width: 70%;
}

.form-bottom textarea {
    width: 73%;
}


}
                    /* Transition tablette vers mobile */

@media only screen and (max-device-width : 768px) and (min-device-width : 480px) {

                    /* My-self */

.mySelf {
    height: 625px;
}

.mySelf-container {
    display: block;
}

#mySelf-picture {
    width: 250px;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 0;
}

.mySelf-description {
    margin-top: 0;
    margin-bottom: 0;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.mySelf-description ul {
    margin-left: auto;
    margin-right: auto;
    margin-top: 30px;
}

.mySelf-description li {
    margin-left: auto;
    margin-right: auto;
}

.mySelf-description span {
    font-size: 2em;
}   

.mySelf-description p {
    font-size: 1.4em;
}

                    /* About-me */

.about-me-container h1 {
    font-size: 1.5em;
}
.about-me-container p {
    font-size: 1em;
}


                    /* Header */
header a {
    font-size: 0.8em;
}

header span {
    font-size: 0.8em;
}

.sign-in button {
    padding-left: 10px;
    padding-right: 10px;
    padding-top: 10px;
    padding-bottom: 10px;
}
                    /* Projet */

.projects h1 {
    font-size: 1.4em;
    padding-bottom: 20px;
    padding-top: 20px;
}

.splide__arrow--prev {
    left: 1em !important;
}
                    
.splide__arrow--next {
    right: 1em !important;
}

.splide__arrow {
    width: 2em !important;
    height: 2em !important;
}


                    /* Timeline */

#school-logo {
    width: 52%;
}

.timeline-container-item {
    min-width: 50%;
    height: 515px;
}

.timeline-container-item h1 {
    font-size: 1.8em;
}

.timeline-container-item p {
    font-size: 1em;
}

                    /* Certification */

.Certification h1 {
    font-size: 1.8em;
}

                    /* Formulaire / Contact-me */

.contact-me h1 {
    font-size: 2em;
}
#form-left-name {
    margin-left: 6.4vw;
}

#form-left-mail {
    margin-left: 6.4vw;
}

.form-top p {
    font-size: 0.5em;
}

.form-top input {
    width: 80%;
}

.form-bottom textarea {
    width: 83%;
    height: 200px;
}
.form-bottom p {
    font-size: 0.5em;
}

::placeholder {
    font-size: 0.8em;
}


form button {
    padding-top: 2%;
    padding-bottom: 2%;
    padding-left: 3%;
    padding-right: 3%;
}

}
                    /* Version mobile */

@media only screen and (min-device-width : 320px) and (max-device-width : 480px) {

                    /* Projet */

.projects h1 {
    font-size: 1.2em;
    padding-bottom: 25px;
    padding-top: 18px;
}

                    /* Header */
header a {
    font-size: 0.5em;
}
                    
header span {
    font-size: 0.5em;
}

.sign-in button {
    padding-left: 7px;
    padding-right: 7px;
    padding-top: 10px;
    padding-bottom: 10px;
}

.country img {
    width: 20px;
    height: 20px;
    margin-top: auto;
    margin-bottom: auto;
}


                    /* My-self */
.mySelf {
    height: 550px;
}
                    
.mySelf-container {
    display: block;
    width: 100%;
}
                    
#mySelf-picture {
    width: 200px;
    margin-right: auto;
    margin-left: auto;
    margin-bottom: 0;
    margin-top: 0;
}


.mySelf-description {
    margin-top: 0;
    margin-bottom: 0;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.mySelf-description ul {
    margin-left: auto;
    margin-right: auto;
    margin-top: 30px;
    width: 210px;
}

.mySelf-description li {
    margin-left: auto;
    margin-right: auto;
}      
.mySelf-description span {
    font-size: 1.6em;
}

.mySelf-description p {
    font-size: 1em;
}

                    /* Projects */
.splide__arrow--prev {
    left: 1em !important;
}
                    
.splide__arrow--next {
    right: 1em !important;
}

.splide__arrow {
    width: 2em !important;
    height: 2em !important;
}

                    /* About-me */

.about-me-container {
    margin-top: -90px;
}

.about-me-container h1 {
    font-size: 1.5em;
    padding-top: 5%;
    padding-bottom: 5%;
}
.about-me-container p {
    font-size: 1em;
}

                    /* Timeline */

#school-logo {
    width: 60%;
}

.timeline-container-item {
    min-width: 48%;
    height: 375px;
    font-size: 0.6em;
}

.timeline-container-item h1 {
    font-size: 1.7em;
}

                    /* Certification */
.Certification h1 {
    font-size: 1.2em;
}

                    /* Formulaire / Contact-me */

.contact-me h1 {
    font-size: 22px;
}

#form-left-name {
    margin-left: 3vw;
}

.form-top p {
    font-size: 0.5em;
}

#form-left-mail {
    margin-top: 10px;
    margin-left: 3vw;
}

#form-right-tel {
    margin-top: 8px;
}

::placeholder {
    opacity: 1;
    font-size: 0.64em;
}    

.form-bottom p {
    font-size: 0.5em;
}

.form-top input {
    width: 90%;
    height: 20px;
}
.form-bottom textarea {
    width: 93%;
    height: 150px;
}

form button {
    margin-top: 2%;
    padding-top: 4%;
    padding-bottom: 4%;
    padding-left: 4%;
    padding-right: 4%;
}

.contact-me span {
    font-size: 0.8em;
}

                    /* Footer */

footer h1 {
    font-size: 12px;
}

}