/*______________Generic CSS______________*/

body {
    font-family: 'Source Sans Pro', sans-serif;
    font-size: 10px;
}

h2 {
    font-size: 3.5em;
    font-weight: 500;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #878787;
}

h3 {
    font-size: 2.5em;
    color: #ed6b62;
    font-weight: normal;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
}

p {
    width: auto;
    font-size: 2.1em;
    font-weight: 200;
    line-height: normal;
    color: #878787;
}

nav {
    height: 70px;
    width: 100vw;
    background-color: #fff;
    overflow: hidden;
    border-bottom: solid 1px #e8e8e8;
}

nav img {
    float: left;
    margin: 1em;
}

nav ul {
    height: 100%;
    display: flex;
    justify-content: flex-end;
}

nav ul li {
    font-size: 1.4em;
    font-weight: 700;
    font-style: normal;
    font-stretch: normal;
    line-height: 1.2;
    letter-spacing: 0.23px;
    text-align: center;
    color: #00008f;
    margin: auto 2%;
}

nav ul li a {
    color: #00008f;
}

nav ul li a:hover {
    color: #ed6b62;
}

footer {
    width: 100%;
    box-shadow: 0 0 17px 0 rgba(0, 0, 0, 0.06);
    flex-wrap: wrap;
    display: flex;
    justify-content: space-evenly;
    flex: auto;
}

footer div {
    display: flex;
    flex-direction: column;
    width: 33%;
}

footer div:last-child {
    justify-content: space-between;
}

footer div h3 {
    margin: 1em 0;
}

footer div img {
    width: auto;
    max-width: 15em;
    height: auto;
    max-height: 15em;
}

.twitter-timeline {
    width: 100%;
}

/*_______________Index CSS________________*/

.intro {
    margin: 5em auto;
    width: 50vw;
    height: 50%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    text-align: center;
}

.intro h1 img {
    margin-left: 15px;
}

.intro div {
    font-size: 2.1em;
    font-weight: 200;
    line-height: normal;
    color: #878787;
    margin: 2em 0;
}

.paper_list {
    margin: 5em auto 10em auto;
    width: 60vw;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
}

.paper_list .show {
    display: flex;
    margin: 5vh 0;
    flex-wrap: wrap;
    width: 100%;
}

.paper_list .show img {
    max-width: 15vw;
    max-height: 15vw;
    margin: 0 auto;
}

.paper_list .show div {
    text-align: left;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    width: 50%;
}

.paper_list .show div p {
    font-size: 1.6em;
    font-weight: normal;
    font-style: 100;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #878787;
    width: 25vw;
}

.paper_list .show div a {
    font-weight: 600;
    font-size: 1.6em;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #ed6b62;
    margin: 1em 0 0 0;
}


/*_____________Subjects CSS______________*/

.title {
    display: flex;
    margin: 5% 5% 0 10%;
    align-items: center;
}

.title img {
    margin: 0 1rem 0 0;
}

.title h1 {
    font-size: 4.5em;
    font-weight: normal;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #ed6b62;
}

.papers {
    margin: 3% 15% 0 15%;
}

.papers article {
    margin: 3rem 0;
}

.papers article h2 {
    font-size: 1.3rem;
    font-weight: 600;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #5f5f5f;
}

.papers article a {
    display: flex;
}

.papers article a h2:hover {
    color: #ed6b62;
}

.papers article a img {
    margin: 0 1rem 0 0;
}

.papers article a h2 {
    font-size: 1.3rem;
    font-weight: 600;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #5f5f5f;

}

.papers article .authors {
    margin: 0.2rem 0 0 0;
    font-size: 0.9rem;
    font-weight: 100;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #5f5f5f;
}

.papers article .authors span {
    margin: 1rem;
    font-weight: 500;
    color: #5f5f5f;
}

.papers article .description {
    width: 80%;
    margin: 1rem 0 0 0;
    font-size: 1rem;
    font-weight: 400;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #727272;
}

.papers article .github {
    margin: 1rem 0 0 0;
}

.papers article .github img {
    margin: 0 0.8rem 0 0;
}

.papers article .github p {
    font-size: 0.8rem;
    font-weight: normal;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #5f5f5f;
}

.papers .clip {
    margin: 3rem 0;
    display: flex;
}

.papers .clip iframe{
    margin: 0 3rem 0 0;
    width: 40%
    align-self: flex-start;
}

.papers  .clip div {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.papers .clip div h2 {
    font-size: 2.3rem;
    font-weight: normal;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #878787;
}

.papers .clip div p {
    margin: 1rem 0 0 0;
    width: 20rem;
}

.team {
    margin: 5% 5% 0 10%;
}

.team h1 {
    font-size: 4.5em;
    font-weight: normal;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #ed6b62;
}

.team .member {
    margin: 3rem 0;
    display: flex;
    width: 90%;
}

.team .member img {
    margin: 0 3rem 0 0;
    width: 20vw;
    align-self: flex-start;
}

.team .member div {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.team .member div h2 {
    font-size: 2.3rem;
    font-weight: normal;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #878787;
}

.team .member div p {
    margin: 1rem 0 0 0;
    width: 20rem;
}

.team .member div a {
    margin: 1rem 0 1rem 0;
    font-size: 1.2rem;
    font-weight: normal;
    font-style: normal;
    font-stretch: normal;
    line-height: normal;
    letter-spacing: normal;
    color: #ed6b62;
}

/*____________MEDIAQUERY 800px_____________*/
@media screen and (max-width: 800px) {
    .team .member img {
        margin: 0 0 2rem 0;
        width: 100%;
        align-self: flex-start;
    }

    .team .member div p {
        width: 100%;
    }

    .team .member {
        margin: 3rem auto;
        flex-direction: column;
        width: 50%;
    }

    .team .member div {
        display: flex;
        flex-direction: column;
        text-align: center;
    }

}

/*____________MEDIAQUERY 640px_____________*/
@media screen and (max-width: 640px) {

    /*__________Generic CSS__________*/

    body {
        font-size: 8px;

    }

    footer {
        display: block;
        align-content: center;

    }

    footer div {
        width: 80vw;
        margin: auto;
    }

    /*__________Index CSS__________*/

    .intro h1 img {
        width: 90%;
    }

    .paper_list .show {
        display: block;
    }

    .paper_list .show img {
        max-width: 40vw;
        max-height: 40vw;
        margin: 1rem auto;
    }

    .paper_list .show div {
        width: 100%;
    }

    .paper_list .show div p {
        width: 100%;
    }

    /*__________Subject CSS__________*/

    .title h1 {
        font-size: 3.7em;
    }

    .team {
        margin: 0 8%;
    }

    .papers {
        margin: 0 10%;
    }

    .team h1 {
        font-size: 3.7em;
    }

    .team .member {
        margin: 3rem auto;
        flex-direction: column;
        width: 90%;
    }
}