body {
    font-family: Roboto, sans-serif;
    margin: 0;
    padding: 0;
    color: #333;
    font-size: 17px;
    background-color: #ffffff;
}
.header {
    position: fixed;
    top: 0;
    height: 60px;
    background-color: #fff;
    width: 100%;
    z-index: 20;
    box-shadow: 0 0 10px rgba(0, 0, 0, .15)
}
.header-image {
    margin: 12px 5px 0 20px;
    width: 30px;
    display: inline-block;
    vertical-align: middle;
    border-radius: 3px;
}
.header-title {
    font-size: 20px;
    line-height: 0;
    color: #333;
    display: inline-block;
    vertical-align: top;
    margin-top: 30px
}
.language {
    position: absolute;
    right: 0;
    top: 0;
    margin: 20px 15px;
}
.language-btn {
    color: #6f6f6f;
    padding-left: 7px;
    font-size: 16px;
    border: none;
    background: 0 0;
    font-weight: 400
}
.language-arrow {
    vertical-align: bottom
}
.language-content {
    display: none;
    position: absolute;
    min-width: 30px;
    z-index: 1
}
.language-content a {
    color: #fff;
    padding: 7px;
    text-decoration: none;
    display: block;
    font-weight: 400;
    background-color: #3333337a;
    margin-top: 7px
}
.language:hover .language-content {
    display: block
}
ol {
    margin: 80px 0 0 0;
    padding: 0 0 0 30px;
}
ol li {
    display: inline-block;
}
.linking-page {
    color: #757575;
    font-size: 15px;
    font-weight: 300;
}
.linking-arrow {
    max-width: 17px;
    vertical-align: middle;
}
.app-wrapper {
    padding: 50px 20px;
    text-align: center;
    background: -webkit-linear-gradient(50deg, #9479f9 0, #0dc2e9 100%);
    background: linear-gradient(50deg, #9479f9 0, #0dc2e9 100%)
}
.app-description {
    margin: 15px 15px 50px 15px;
    color: #fff;
    line-height: 28px;
    font-size: 18px;
    font-family: Roboto-Light, sans-serif;    
}
.btn-image {
    display: inline-block;
    vertical-align: middle;
    margin-right: 10px;
    width: 25px
}
.app-image {
    margin-top: 80px;
    max-width: 100%
}
.content {
    margin-top: 30px;
}
.card {
    padding: 30px;
    line-height: 22px;
    font-size: 16px;
    border-radius: 4px;
    margin: -3px 10px 13px 10px;
    border-top: none;
}
.title-wrapper {
    margin: 0 auto;
    max-width: 270px;
}
.landing-image{
    max-width: 100%;
}
h1{
    font-weight: 500;
    font-size: 30px;
    line-height: 32px;
    margin-bottom: 0;
    text-align: center;
}
h2 {
    text-align: center;
    color: #2196f3;
    margin-top: 5px;
    font-weight: 300;
    font-size: 16px;
}
.intro {
    margin: 50px 0 30px 0;
    text-align: center;
}
.intro-text {
    text-align: left;
    font-weight: 300;
}
.collaborate-btn {
    padding: 10px 15px;
    background-color: #2196f3;
    color: #fff;
    border-radius: 5px;
    width: 151px;
    margin: 40px auto 0 auto;
}
.about-text {
    margin-top: 20px;
}
.join-description {
    font-weight: 500;
    font-size: 22px;
    line-height: 30px;
    margin: 50px auto 25px auto;
    max-width: 280px;
    text-align: center;
}
.classroom-icon {
    max-width: 100px;
    margin: 20px auto 40px auto;
    display: block;
}
.request-requeriments {
    margin: 0 0 30px 0;
    font-weight: 300;
}
.email-request {
    margin: 30px 0;
    font-weight: 300;
}
.request-wrapper {
    margin-top: 50px;
}
.wrapper-title {
    font-size: 20px;
    font-weight: 500;
}
.request-social-icon {
    max-width: 40px;
    border-radius: 50%;
    margin: 0 5px;
}
.share-wrapper {
    margin: 50px 0 0 0;
}
.share-subtitle {
    margin-top: 20px;
    font-weight: 300;
}
.social-share {
    margin-top: 30px;
}
.share-icon {
    max-width: 40px;
    border-radius: 50%;
    margin-right: 5px;
}
.inv {
    display: none;
}
select {
    border: 1px solid #afafaf;
    border-radius: 5px;
    font-size: 15px;
    color: #333;
    width: 240px;
    padding: 8px;
    background: #fff;
    -webkit-appearance: none;
    -moz-appearance: none;
    background: url(../img/expand.svg);
    background-repeat: no-repeat;
    background-position: 210px; 
}
.institutions {
    margin-bottom: 50px;
}
.institutions-intro {
    margin-top: 20px;
    font-weight: 300;
}
.country {
    font-size: 17px;
    margin: 20px 0 0 0;
    font-weight: 500;
}
.country:first-child {
    margin-top: 50px;
}
.institution {
    margin: 0;
    font-weight: 300;
}
.request-btn {
    padding: 10px 15px;
    background-color: #2196f3;
    color: #fff;
    border-radius: 5px;
    width: 151px;
    margin: 80px auto 0 auto;
    text-align: center;
    font-weight: 500;
}
.contact-us {
    font-weight: 500;
}
.top-button {
    background-image: url('../img/arrow-up.svg');
    background-repeat: no-repeat;
    background-position: center;
    position: fixed;
    right: 24px;
    bottom: 75px;
    width: 35px;
    height: 35px;  
    border-radius: 50%;
    z-index: 90;
    box-shadow: 0 10px 20px rgba(0,0,0,.19), 0 6px 6px rgba(0,0,0,.23);
    background-color: #03a9f4;
    color: #fff;  
}
.back-button {
    background-image: url('../img/back-arrow.svg');
    background-repeat: no-repeat;
    background-position: center;
    position: fixed;
    right: 16px;
    bottom: 16px;
    width: 50px;
    height: 50px;  
    border-radius: 50%;
    z-index: 90;
    box-shadow: 0 10px 20px rgba(0,0,0,.19), 0 6px 6px rgba(0,0,0,.23);
    background-color: #2196f3;
    color: #fff;   
}
.top-title {
    color: #03a9f4;
    margin-left: 5px;    
}
.back-title {
    color: #2196f3;
    color: #2196f3;
    margin-left: 8px;
}
.footer {
    font-weight: 300;
    margin-top: 100px;
    background-color: #333;
    bottom: 0;
    padding-top: 50px;
    text-align: center;
}
.footer-title {
    font-size: 20px;
    font-weight: 500;
    margin: 0 0 10px 0;
    color: #ffffff;
}
.footer-item {
    font-size: 15px;
    margin: 0 0 10px 0;
    color: #fff;
}
.footer-item a {
    color: #ffffff;
}
.contact {
    display: block;
    margin: 30px 0 10px 0;
}
.contact-email {
    color: #ffffff;
    font-size: 16px;
    display: inline-block;
    margin: 0 0 0 10px;
}
.contact-icon {
    display: inline-block;
    vertical-align: text-bottom;
}
.footer-division {
    width: 80%;
    height: 1px;
    background-color: #606060;
    margin: 20px 30px;
    border: none;
}
.footer-app {
    max-width: 150px;
    display: block;
    margin: 0 auto 30px auto;
}
.footer-app-list {
    display: inline-block;
    list-style: none;
    padding-left: 10px;
    vertical-align: super;
    text-align: left;
    margin: 14px 0;
}
.app-title {
    font-size: 20px;
    margin: 0;
}
.app-subtitle {
    font-size: 15px;
    margin: 0;
    font-weight: 300;
    line-height: 1.5;
}
.app-subtitle img {
    max-width: 20px;
    vertical-align: top;
    margin-left: 5px;
}
.footer-legals {
    font-size: 15px;
    color: #fff;
    padding: 10px 0;
    margin: 0;
}
.footer-social-wrapper {padding: 5px 0 40px 0;color: #fff;line-height: 20px;}
.footer-social-icon {
    display: inline-block;
    width: 40px;
    margin: 0 3px 0 3px;
    border-radius: 50%;
}
a {
    text-decoration: none;
    -webkit-tap-highlight-color: rgba(0,0,0,0);
    color: #2196f3;
}
p {
    margin: 0;
    padding: 0;
}
button {
    outline: none;    
}
@media screen and (max-width: 350px) {
    .title {
        font-size: 28px;
        text-align: center;
    }
}
@media screen and (min-width: 1020px) { 
     @font-face {
       font-family: "Roboto";
       src: url(/assets/fonts/Roboto.ttf) format("truetype");
       font-display: block;  
    }
    @font-face {
       font-family: "Roboto-Light";
       src: url(/assets/fonts/Roboto-Light.ttf) format("truetype");
       font-display: block;  
    }
    @font-face {
       font-family: "Roboto-Medium";
       src: url(/assets/fonts/Roboto-Medium.ttf) format("truetype");
       font-display: block;  
    }
    @font-face {
       font-family: "Roboto-Bold";
       src: url(/assets/fonts/Roboto-Bold.ttf) format("truetype");
       font-display: block;  
    }
    .header-image {
        margin: 12px 5px 0 50px;
    }
    .language {        
        margin: 20px 50px;
    }
    ol {
        max-width: 630px;
        margin: 100px auto 60px auto;
    }
    .title-wrapper {
        max-width: 280px;
    }
    h1 {
        font-family: 'Roboto-Bold', sans-serif;
    }
    .linking-page {
        font-family: 'Roboto-Light', sans-serif;
    }
    .content {
        max-width: 700px;
        margin: 70px auto;
    }
    .title {
        font-family: 'Roboto-Medium', sans-serif;
    }
    .description-wrapper {
        max-width: 450px;
        margin: 120px auto 160px auto;
    }   
    .join-description {
        font-family: 'Roboto-Medium', sans-serif;
    }
    .wrapper-title {
        font-family: 'Roboto-Medium', sans-serif;
    }
    .contact {
        margin: 70px 0 0 0;
    }  
    .contact-us {
        font-family: 'Roboto-Medium', sans-serif;
    }
    .country {
        font-family: 'Roboto-Medium', sans-serif;
    }
    .request-btn {
        font-family: 'Roboto-Medium', sans-serif;
    }
    .social-icon {
        width: 40px;
        margin: 0 5px;
    }
    .footer {
        text-align: center;
        font-family: 'Roboto-Light', sans-serif;
    }
    .footer-title {
        font-family: 'Roboto-Medium', sans-serif;
    }
    .footer-app {
        margin: 0 auto 50px auto;
    }
    .footer-list {
        margin: 70px 30px 30px 30px;
    } 
    .footer-item {
        text-align: center;
        margin: 0 0 10px 0;
    }
    .footer-division {
        margin: 30px auto;
    }
    .footer-social-icon {
        margin: 0 5px 0 5px;
    }
    .contact {
        margin: 30px 0 10px 0;
    }
    .footer-legals {
        margin-left: 0;
    }  
}