@font-face {
    font-family: "RedHatDisplay";
    src: url("./RedHatDisplay/RedHatDisplay-Regular.eot");
    /* IE9 Compat Modes */
    src: url("./RedHatDisplay/RedHatDisplay-Regular.eot?#iefix") format("embedded-opentype"), url("./RedHatDisplay/RedHatDisplay-Regular.woff") format("woff");
    /* Modern Browsers */
    font-style: normal;
    font-weight: 300;
    text-rendering: optimizeLegibility;
  }
  
  @font-face {
    font-family: "RedHatDisplay-Medium";
    src: url("./RedHatDisplay/RedHatDisplay-Medium.eot");
    /* IE9 Compat Modes */
    src: url("./RedHatDisplay/RedHatDisplay-Medium.eot?#iefix") format("embedded-opentype"), url("./RedHatDisplay/RedHatDisplay-Medium.woff") format("woff");
    /* Modern Browsers */
    font-style: normal;
    font-weight: 400;
    text-rendering: optimizeLegibility;
  }
  
  @font-face {
    font-family: "RedHatDisplay-Bold";
    src: url("./RedHatDisplay/RedHatDisplay-Bold.eot");
    /* IE9 Compat Modes */
    src: url("./RedHatDisplay/RedHatDisplay-Bold.eot?#iefix") format("embedded-opentype"), url("./RedHatDisplay/RedHatDisplay-Bold.woff") format("woff");
    /* Modern Browsers */
    font-style: normal;
    font-weight: 700;
    text-rendering: optimizeLegibility;
  }







/*////////////////// DEFINE VARIABLE ////////*/
:root {
/* --background-color: #0d1c27;
--text-color: white; */

--text-color: #0d1c27;
--background-color: white;
}

/* //////////////////// */






html, body {
    font-family: "RedHatDisplay";
} 
a:hover {
    text-decoration: none;
    border: none;
    outline: none;
}
.action-button1 {
    background-color: #163043;
    color: white;
    font-size: 9.8px;
    padding: 14px 20px;
    letter-spacing: 0.8px;
    font-family: 'RedHatDisplay-Medium';
}
.action-button1:hover {
    background-color: #007bff;
    color: white;
    transition: ease-in .2s;
}

.action-button2 {
    color: #163043;
    background-color: white;
    font-size: 9.8px;
    padding: 14px 20px;
    letter-spacing: 0.8px;
    font-family: 'RedHatDisplay-Bold';
}
.action-button2:hover {
    background-color: #163043;
    color: white;
    transition: ease-in .2s;
}

.action-button3 {
    color: white;
    background-color: #007bff;;
    font-size: 9.8px;
    padding: 14px 20px;
    letter-spacing: 0.8px;
    font-family: 'RedHatDisplay-Bold';
}
.action-button3:hover {
    background-color: #163043;
    color: white;
    transition: ease-in .2s;
}


#header-first {
    /* background-color: #007bff; */
    background-color: #163043;
    padding-top: 20px;
    padding-bottom: 20px;
}
.brand-name {
    color: white;
    font-size: 13px;
    font-family: "RedHatDisplay-Medium";
    letter-spacing: 1.2px;
}
a.brand-name:hover {
    color: white;
}
.obintusacademy_logo {
    width: 40px;
    height: auto;
    display: block;
    margin: auto;
    margin-bottom: -2px;
    margin-top: 0;
}
@media screen and (max-width: 767px){
    .brand-name {
        font-size: 13px;
    }
}


/* ///////////////////THEMES BUTTON///////////////////// */
.theme-button {
    position: absolute;
    right: 10px;
    top: 38px;
    font-size: 25px
}


/* ///////////////////////////////////////// */
#header-second {
    background-color: #007bff;
}
.link-container {
    padding: 14px 5px;
}
.nav-links {
    font-size: 12px;
    font-weight: bold;
    color: white;
    padding: 20px 10px 18px 10px;
    letter-spacing: 1px;
    font-family: 'RedHatDisplay';
}

.nav-icons {
    color: white;
    padding: 0px 10px;
}

a.nav-links:hover {
    color: white;
    transition: ease-in .2s;
    background-color: #163043; 
} 
.active {
    background-color: #163043; 
}





#tutorials_cover {
    display: none;
    position: absolute;
    background-color:#0d1c27;
    color: white;
    padding: 40px;
    z-index: 999;
    width: 100%;
}


.tutorial-nav-links {
    color: white;
    font-family: 'RedHatDisplay-Medium';
    font-size: 13px;
    margin: 5px;
    display: block;
    text-align: left;
}
.tutorial-nav-links:hover {
    color: #007bff;
}



#close-button {
    position: absolute;
    right: 10px;
    top: 0px;
    font-size: 20px;
    padding: 10px 20px;
    background-color: white;
    color: #0d1c27;
}

/* ///////////////////////////////////// */
#core-header {
    background-color: #163043;
}
.link-container-core {
    padding: 18px 8px;
}
.nav-links-core {
    font-size: 13px;
    color: white;
    padding: 21px 15px 20px 15px;
    letter-spacing: 1px;
    font-family: "RedHatDisplay-Medium";
}
a.nav-links-core:hover {
    color: white;
    background-color: #0d1c27; 
    transition: ease-in .2s;
} 
@media screen and (max-width: 767px){
    .link-container-core {
        padding: 18px 8px;
    }
    .nav-links-core {
        font-size: 11px;
        padding: 23px 15px 20px 15px;
    }
}
@media screen and (max-width: 652px){
    a.nav-links-core:hover {
        color: white;
        background-color: inherit;
    }
    .nav-links-core {
        font-size: 11px;
        padding: 25px 15px 20px 15px;
    }
}
@media screen and (max-width: 376px){
    .nav-links-core {
        font-size: 11px;
        padding: 25px 7px 20px 7px;
    }
}










/* SEARCH JOMBOTRON */
#search_jumbotron {
    background-color:#0d1c27;
    color: white;
    padding: 80px 0px;
    text-align: center;
    height: 85vh;
}
.jumbotron_image {
    width: 300px;
}

@media screen and (max-width: 767px){
    .jumbotron_image  {
        width: 245px;
    }
}

.search {
    position: relative;
    box-shadow: 0 0 40px rgba(51, 51, 51, .1);    
    margin-top: 10px;
}

.search input {
    height: 40px;
    text-indent: 25px;
    border: 2px solid #d6d4d4;
    border-radius: 30px;
}


.search input:focus{
    box-shadow: none;
    border: 2px solid white;
    border-radius: 30px;
}

.search .fa-search {
    position: absolute;
    top: 12px;
    left: 16px;
    color: rgb(0, 22, 31);
}

.search button{
    position: absolute;
    font-size: 13px;
    top: 0px;
    right: -1px;
    height: 40px;
    width: 90px;
    background: #0069d9;
    border: none;
    border-radius: 0 30px 30px 0;
}

#search_button:focus {
    border: none;
    outline: none;
    box-shadow: none;
}




.list-group-item:first-child {
    background-color: #0069d9 !important;
    color: white !important;
}
.list-group {
    border-radius: 0px;
    margin: 1px 90px 0px 20px;
    height: 200px;
    overflow-y: hidden;
}
@media screen and (max-width: 768px){
    .list-group {
        height: 315px;
        margin: 1px 20px 0px 20px;
    }
}

.list-group-item {
    font: bold;
    text-align: left;
}
.list-group-item:hover {
    background-color: #0069d9 !important;
    color: white;
}

/* // */











/* ////////// */
.landing-page-cover {
    text-align: center;
    padding: 30px 0 0 0;
}
.headings {
    font-family: 'RedHatDisplay-Bold';
    font-weight: bolder;
    font-size: 34px;
}

.sub-headings-detail {
    letter-spacing: 0.8px;
    font-size: 15px;
    font-family: 'RedHatDisplay-Medium';
}

#computer-basics-cover {
    padding-bottom: 50px;
}
.computer_basics_image {
    width: 318px;
}

.computer-basics-modules-cover {
    padding: 0 100px;
}
.sub-heading {
    font-family: 'RedHatDisplay-Medium';
    font-size: 15px;
}
.sub-heading2 {
    font-family: 'RedHatDisplay-Medium';
    font-size: 22px;
    margin-top: 15px;
}
.sub-details {
    font-family: 'RedHatDisplay';
    font-size: 13px;
}

@media screen and (max-width: 1024px){
    .computer-basics-modules-cover {
        padding: 0 75px;
    }
}
@media screen and (max-width: 767px){
    .sub-headings-detail {
        font-size: 13px;
    }
    .landing-page-cover {
        padding: 20px 0 0 0;
    }
    .computer-basics-modules-cover {
        padding: 0 10px;
    }
    .headings {
        font-size: 27px;
    }
    .computer_basics_image {
        width: 250px;
    }
    .sub-details {
        font-family: 'RedHatDisplay';
        font-size: 12.4px;
    }
}




/* //////////// */
#ms-package-cover {
    background-color:#0d1c27;
    color: white;
    padding: 60px 0px;
}
.ms-packages_image {
    width: 300px;
}
@media screen and (max-width: 767px){
    .ms-packages_image {
        width: 245px;
    }
}
/* // */


/*//////////// */
#coding-cover {
    background-color: white;
    color: #0d1c27;
    padding: 50px 0px;
}
.coding-inner-cover {
    padding: 0px 300px;
}

.coding_image{
    width: 90px;
    padding: 60px 0;
}

.lang-cover {
    box-shadow: 1px 3px;
    padding: 60px 30px 90px 30px;
}

.lang-cover:hover {
    box-shadow: 1px 3px 30px #007bff81;
    padding: 60px 30px 90px 30px;
    transition: ease-in-out .2s;
}

@media screen and (max-width: 1200px){
    .coding-inner-cover {
        padding: 0px 100px;
    }
    .coding_image{
        width: 85px;
        margin: 0;
    }
}
@media screen and (max-width: 767px){
    .coding-inner-cover {
        padding: 0px 50px;
    }
}
@media screen and (max-width: 500px){
    .coding-inner-cover {
        padding: 0px 20px;
    }
}
@media screen and (max-width: 407px){
    .coding-inner-cover {
        padding: 0px;
    }
}

.coding-det {
    margin-top: -40px;
    font-family: "RedHatDisplay-Bold";
    font-size: 15px;
}




/* ///////// */
#design-cover {
    background-color: #007bff;
    color: white;
    padding: 50px 0px;
}
.design-cover-inner {
    padding: 0px 200px;
}
.design-image {
    width: 150px;
    padding-top: 30px;
}
@media screen and (max-width: 1024px){
    .design-cover-inner {
        padding: 0px 70px;
    }
}
@media screen and (max-width: 767px){
    .design-cover-inner {
        padding: 0px 50px;
    }
    .design-image {
        width: 120px;
        padding-top: 20px;
    }
}
@media screen and (max-width: 500px){
    .design-cover-inner {
        padding: 0px 20px;
    }
}
@media screen and (max-width: 407px){
    .design-cover-inner {
        padding: 0px 0px;
    }
}


/* ////// */
#how-to-cover {
    background-color: white;
    color: #0d1c27;
    padding: 50px 30px;
}
#how-to-cover:hover {
    background-color:#0d1c27;
    color: white;
    transition: ease-in .2s;
}
@media screen and (max-width: 1024px){
    #how-to-cover {
        padding: 50px 10px;
    }
}
@media screen and (max-width: 767px){
    #how-to-cover {
        padding: 50px 5px;
    }
}
/* // */

#banner-cover {
    background-color: #007bff;
    color: white;
    padding: 40px 30px;
}
.banner-headings {
    font-family: 'RedHatDisplay-Medium';
    font-size: 22px;
    letter-spacing: 0.9px;
    line-height: 40px;
}
@media screen and (max-width: 767px){
    #banner-cover {
        padding: 40px 10px;
    }
    .banner-headings {
        font-size: 18px;
        line-height: 30px;
    }
}
@media screen and (max-width: 407px){
    #banner-cover {
        padding: 40px 0px;
    }
    .banner-headings {
        font-size: 15px;
        line-height: 30px;
    }
}


/* //////// */
#footer-cover {
    background-color:#0d1c27;
    color: white;
    padding: 40px 10px;
    text-align: center;
}
.footer-det {
    font-family: 'RedHatDisplay';
    font-size: 13px;
    font-weight: 200;
    line-height: 25px;
    padding-bottom: 10px;
}
.footer-links {
    color: white;
    font-family: 'RedHatDisplay-Medium';
    font-size: 13px;
    margin: 5px;
    display: block;
    text-align: left;
}
.footer-links:hover {
    color: #007bff;
}

.social-icons {
    padding: 20px 15px;
    color: white;
    font-size: 25px;
}
.social-icons:hover {
    color: #007bff;
}



/* //////////////////////// */
.grid-container {
    display: grid;
    grid-template-columns: 20% 65% 15%;
}
.aside-menu {
    background-color: white;
    /* border-right: 2px solid #0d1c2725; */
}
/* .main-content {
    background-color: yellow;
    border-right: 2px solid #0d1c2725;
    border-bottom: 2px solid #0d1c2725;
}
.right-ads {
    background-color: gray;
} */
@media screen and (max-width: 1000px){
    .grid-container {
        display: grid;
        grid-template-columns: 100%;
        grid-template-rows: auto;
    }
    .aside-menu {
        grid-row-start: 2;
        grid-column-start: 1;
        grid-row-end: 3;
        grid-column-end: 3;
    }
    .main-content {
        grid-row-start: 1;
        grid-column-start: 1;
        grid-row-end: 2;
        grid-column-end: 2;
    }
    .right-ads {
        grid-row-start: 3;
        grid-column-start: 3;
        grid-row-end: 3;
        grid-column-end: 1;
    }
}

/* @media screen and (max-width: 800px){
    .grid-container {
        display: grid;
        grid-template-columns: 100%;
        grid-template-rows: auto;
    }
    .aside-menu {
        grid-row-start: 2;
        grid-column-start: 1;
        grid-row-end: 3;
        grid-column-end: 3;
    }
    .main-content {
        grid-row-start: 1;
        grid-column-start: 1;
        grid-row-end: 2;
        grid-column-end: 3;
    }
    .right-ads {
        grid-row-start: 3;
        grid-column-start: 3;
        grid-row-end: 3;
        grid-column-end: 1;
    }
} */



/* .main-inner-cover {
    padding-left: 15px;
    padding-right: 15px;
} */
.main-outer-cover {
    padding-top: 20px;
}
.main-inner-cover {
    text-align: justify;
}
/* .aside-menu {
    
} */
.aside-links {
    padding-bottom: 10px;
}
.aside-link-children {
    display: block;
    font-size: 13.8px;
    font-family: 'RedHatDisplay-Medium';
    padding: 4px 50px;
    color: #163043;
}
.aside-link-children:hover {
    background-color:#007bff;
    color: white;
}
.active-link-children-active {
    background-color:#007bff;
    color: white;
}
.core-headings {
    letter-spacing: 0.8px;
    font-size: 15px;
    font-family: 'RedHatDisplay-Bold';
    color: #163043;
    padding: 10px 0 0 20px;
    margin-bottom: 4px;
}
.main-content {
    padding: 0px 15px;
}
.details {
    font-size: 19px;
}
@media screen and (max-width: 1024px){
    .core-headings {
        padding: 10px 0 0 10px;
    }
    .aside-link-children {
        padding: 4px 42px;
    }
}
@media screen and (max-width: 800px){
    .core-headings {
        font-size: 15px;
        padding: 10px 0 0 15px;
        margin-bottom: 4px;
    }
    .details {
        font-size: 17px;
    }
}
@media screen and (max-width: 800px){
    .aside-link-children {
        padding: 4px 38px;
    }
}


.right-ads {
    padding: 0px 15px;
    text-align: center;
}




/* /////// */
.form-labels {
    display: block;
    font-size: 13px;
}
.form-inputs {
    display: inline-block;
    width: 100%;
    padding: 7px;
    margin-bottom: 20px;
}
.form-inputs::placeholder {
    font-size: 13px;
}
.form-message {
    display: inline-block;
    width: 100%;
    padding: 7px;
    height: 150px;
}
.submit-button {
    border: none;
    outline: none;
    color: white;
    background-color: #0d1c27;;
    font-size: 12px;
    padding: 14px 50px;
    letter-spacing: 0.8px;
    margin-top: 10px;  
    margin-bottom: 50px;
}
.submit-button:hover {
    color: white;
    background-color: #007bff;
}
@media screen and (max-width: 800px){
    .submit-button {
        display: inline-block;
        width: 100%;
    }
}



/* //////////// */













/* ////////////////////////// */
#newsletter-cover {
    background-color: white;
    color: #0d1c27;
    padding: 30px 20px;
    margin: 30px 0px;
}

.newsletter-input {
    width: 60%;
    padding: 8.7px;
}
@media screen and (max-width: 767px){
    .newsletter-input {
        width: 100%;
    }    
}
.newsletter-input::placeholder {
    font-size: 14px;
}
.submit-button {
    outline: none;
    border: none;
}