.body-style {
    margin: 0;
    font-family: Source Sans Pro, Segoe UI, serif;
}
.font-color-dark-blue{
    color: #343a90;
}
.font-color-light-blue{
    color: #52afdb;
}

/*navbar*/
.navbar{
    display: flex;
    justify-content: left;
    align-items: center;
    padding: 0.15rem 1rem;
    background-color: #f0eff6;
}

.navbar-brand{
    width: 3rem;
    margin-right: 0.7rem;
}

.navbar-link-container a{
    color: #343a90;
    text-decoration: none;
    font-weight: 600;
}

.navbar-link{
    display: block;
    font-size: 15px;
}

.style-link a{
    color: #0056b3;
    text-decoration: none;
}
.style-link a:hover{
    /*color: #083c77;*/
    text-decoration: underline;
}
.style-ul ul{
    text-decoration: none;
    border-left: solid #f0eff6 5px;
    list-style: none;
    padding-left: 15px;
    margin: 30px 0;
    transition: 0.4s;
}
.style-ul ul:hover{
    background-color: #f0eff6;
}

.offset-margin-bottom-5px{
    margin-bottom: 5px;
}

.offset-margin-bottom-50px{
    margin-bottom: 50px;
}

.flex-grow-1{
    flex-grow: 1;
}

/*hero*/
.section-hero-container{
    /*background-color: #8b86bc;*/
    background-image: url("/braincog/dataset/N-Omniglot/static/image/hero-background.gif");
    padding: 85px 2rem 2rem;
    background-repeat: no-repeat;
    background-size: cover;
    background-blend-mode: color;
    background-position: center;
}

.section-hero{
    display: flex;
    justify-content: left;
    align-items: center;
    max-width: 1170px;
    margin-left: 10rem;
}

@media screen and (min-width: 1300px){
    .section-hero{
        margin-left: 15rem;
    }
}

@media screen and (min-width: 1600px){
    .section-hero{
        margin-left: 20rem;
    }
}

.hero-title-box{
    margin-bottom: 40px;
}

.hero-title{
    font-size: 53px;
    line-height: 55px;
    font-weight: 700;
    color: white;
}

.hero-text{
    font-size: 30px;
    line-height: 55px;
    font-weight: 700;
    color: white;
}

.buttons-box{
    display: flex;
    justify-content: left;
    align-items: center;
    flex-wrap: wrap;
}

.button-download-dataset {
    display: inline-block;
    background-color: white;
    /*color: #8b86bc;*/
    color: black;
    margin: 5rem 5px 1rem 0px;
    /*padding: 12px 30px;*/
    padding: 10px 28px;
    border: 2px solid black;
    text-decoration: none;
    font-size: 20px;
    letter-spacing: 0.03rem;
    font-weight: 600;
    transition: 0.2s;
}

.button-download-dataset:hover {
    background-color: #f0eff6;
}

.button-read-paper {
    display: inline-block;
    background-color: transparent;
    border: 2px solid white;
    color: #FFFFFF;
    text-align: center;
    font-size: 20px;
    padding: 10px 28px;
    transition: all 0.5s;
    cursor: pointer;
    margin: 5px 5px 5px 0px;
    letter-spacing: 0.03rem;
    font-weight: 600;
}

.button-read-paper span {
  cursor: pointer;
  display: inline-block;
  position: relative;
  transition: 0.5s;
  white-space: nowrap;
}

.button-read-paper span:after {
  content: '\00bb';
  position: absolute;
  opacity: 0;
  top: 0;
  right: -20px;
  transition: 0.5s;
}

.button-read-paper:hover span {
  padding-right: 13px;
}

.button-read-paper:hover span:after {
  opacity: 1;
  right: 0;
}

@media screen and (max-width: 600px){
    .button-read-paper{
        min-width: 209px;
    }
}

/*about section*/
.section-about-container{
    padding: 4rem 2rem;
}

.section-about{
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
}

.section-about-left{
    font-size: 27px;
    line-height: 30px;
    color: #333333;
}

@media screen and (max-width: 1100px){
    .section-about-left{
        margin-bottom: 2rem;
    }
}

.section-about-left-underline{
    text-decoration: underline;
    text-decoration-color: #56bbe8;
    text-decoration-thickness: 2px;
}

.section-about-right{
    font-size: 20px;
    line-height: 30px;
    max-width: 800px;
    color: #333333;
}

/*paper author section*/
.section-author-container{
    background-color: #666666;
    padding: 2rem 2rem;
    color: white;
}

.section-author{
    margin: 0 auto;
    max-width: 1220px;
    font-size: 15px;
    line-height: 24px;
}

/*6 gif section*/
.section-gif-container{
    background-color: #e6e6e6;
    padding-bottom: 1rem;
}

.img-flex-box {
    display: flex;
    justify-content: space-around;
    align-items: end;
    max-width: 1080px;
    margin: auto;
    flex-wrap: wrap;
}

.stroke-gif-box{
    margin-top: 80px;
    box-shadow: 0 4px 8px 0 rgba(0,0,0,0.1);
    transition: 0.2s;
    border-radius: 8px;
}

.stroke-gif-box:hover{
    box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2);
}

.stroke-gif{
    /*box-shadow: 0 4px 8px 0 rgba(0,0,0,0.1);*/
    /*transition: 0.2s;*/
    border-radius: 8px 8px 0 0;
}

.process-image{
    /*box-shadow: 0 4px 8px 0 rgba(0,0,0,0.2);*/
    max-width: 100%;
    height: auto;
}

.img-caption{
    font-size: 16px;
    margin: 10px 0 14px 0;
    color: #343a90;
    text-align: center;
}
.heading-2{
    font-size: 30px;
    color: #343a90;
}
.decoration-line {
    width: 50px;
    border-top: solid 5px #8b86bc;
    margin: 20px 0 50px 0;
}

/*File format section*/
.heading-3{
    font-size: 25px;
    font-weight: 600;
}
/*normal-section*/
.section-normal-container{
    font-size: 30px;
    color: #343a90;
}

.section-normal{
    max-width: 1040px;
    margin: 0 auto;
    padding: 40px 30px 10px;
}

.section-normal-text p{
    font-size: 20px;
    line-height: 30px;
    color: #333333;
}

/*learn-more-section*/
.section-learn-more-container{
    background-color: #333333;
    padding: 2rem 2rem;
    color: white;
    margin-top: 5rem;
}

.section-learn-more{
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    max-width: 1040px;
    margin: 0 auto;
}

.learn-more-text{
    font-size: 25px;
    line-height: 35px;
}

@media screen and (max-width: 550px){
    .learn-more-text{
        margin-bottom: 2rem;
    }
}

.learn-more-link{
    background: #3999f9;
    color: white;
    font-size: 16px;
    line-height: 20px;
    padding: 11px 18px;
    text-align: center;
    text-decoration: none;
    -webkit-transition: border .3s,color .3s,background-color .3s;
    transition: border .3s,color .3s,background-color .3s;
    white-space: normal;
}

.learn-more-link:hover{
    background: #5aaafa;
}

/*footer*/
.footer-container{
    color: #343a90;
    background-color: #f6f9fc;
    font-size: 15px;
    padding:35px 112px;
    display: -webkit-flex; /* Safari */
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: baseline;
}

.footer-container a{
    color: #343a90;
    text-decoration: none;
}

.footer-container a:hover{
    text-decoration: underline;
}

.footer-container .footer-copyright-logo{
    margin-right: 2rem;
}

@media screen and (max-width: 1100px){
    .footer-container{
        padding:35px 1rem;
    }
    .footer-copyright-logo{
        margin-bottom: 0.5rem;
    }
}
#button_top {
  display: none;
  position: fixed;
  bottom: 20px;
  right: 30px;
  z-index: 99;
  font-size: 18px;
  border: none;
  outline: none;
  background-color: #f0eff6;
  color: #8b86bc;
  cursor: pointer;
  padding: 15px;
  border-radius: 4px;
    box-shadow: 0 1px 3px rgba(18,18,18,.1);
}

#button_top:hover {
  background-color: #8b86bc;
  color: #f0eff6;
}