:root{
    --color-black:#000;
    --color-deep-gray: #212529;
    --color-dark-gray: #2e2f33;
    --color-green:#ABB776; 
    --color-light-green:#DEE59C;
    --color-red:#BF6147; 
    --color-light-red:#E87556; 
    --color-yellow:#D09749; 
    --color-light-yellow:#F4C778;
    --color-blue:#638EB7; 
    --color-light-blue:#98CDF9;
    --color-gray:#aaa; 
    --color-light-gray:#ddd;
    --b-md-subtitle:26px;
    --b-lg-subtitle:36px;
    --b-md-height: 69px;
    --b-lg-height: 126px; 
    --w-title:24px;
    --w-subtitle:18px;
    --w-xs: 16px;
    --w-sm: 24px;
    --w-md: 32px;
    --w-lg: 48px;
    --w-xl: 96px;
   
    
}
html, body {font-family: 'Montserrat', sans-serif, Helvetica, Arial;font-size: 14px; color:#000; padding: 0; margin: 0; overflow-x: hidden; height: 100%;}
.accordion-item:not(:first-of-type) {
    border: 1px solid rgba(0,0,0,.125);
}
.ico-xs{
    width: var(--w-xs);
}
.ico-sm{
    width: var(--w-sm);
}
.ico-md{
    width: var(--w-md);
}
.ico-lg{
    width: var(--w-lg);
}
.ico-xl{
    width: var(--w-xl);
}
.text-black{
    color: var(--color-black);
}
.text-title{
    font-size: var(--w-title);
    font-weight: 400;
}
.text-subtitle{
    font-size: var(--w-subtitle);
    font-weight: 400;
}

.banner-subtitle{
    font-size: var(--b-md-subtitle);
}
.banner-height{
    height: var(--b-md-height)!important; 
}
.bg-black{
    color: var(--color-black);
}

.bg-deep-gray{
    background-color: var(--color-deep-gray)!important;
}

.bg-dark-gray{
    background-color: var(--color-dark-gray);
}

.border-blue{
    border-color: var(--color-blue)!important;
}
.border-red{
    border-color: var(--color-red)!important;
}
.border-yellow{
    border-color: var(--color-yellow)!important;
}
.border-green{
    border-color: var(--color-green)!important;
}

.header-2{
    min-height: 54px;
    line-height: 54px;
}

.load-content, .cursor{
    cursor: pointer;
}
.menu{
    position: fixed;
    top: 0;
    right: -340px;
    width: 100%;
    z-index: 1000;
    transition: right 1s; 
}

.menu ul{
    list-style-type: none;
    padding: 0;
    margin: 0;
}
.menu ul li{
    cursor: pointer;
}
.menu-item-gray{
    background-color: var(--color-gray);
}
.menu-item-gray:hover{
    background-color: var(--color-light-gray);
}
.menu-item-green{
    background-color: var(--color-green);
}
.menu-item-green:hover{
    background-color: var(--color-light-green);
}
.menu-item-red{
    background-color: var(--color-red);
}
.menu-item-red:hover{
    background-color: var(--color-light-red);
}
.menu-item-yellow{
    background-color: var(--color-yellow);
}
.menu-item-yellow:hover{
    background-color: var(--color-light-yellow);
}
.menu-item-blue{
    background-color: var(--color-blue);
}
.menu-item-blue:hover{
    background-color: var(--color-light-blue);
}

.accordion-button:not(.collapsed) {
    color: var(--color-black);
    background-color: #e7f1ff;
    box-shadow: inset 0 -1px 0 rgb(0 0 0 / 13%);
}

.accordion-blue:not(.collapsed) {
    background-color: var(--color-blue);
}

.accordion-red:not(.collapsed) {
    background-color: var(--color-red);
}

.accordion-yellow:not(.collapsed) {
    background-color: var(--color-yellow);
}

.accordion-green:not(.collapsed) {
    background-color: var(--color-green);
}

.accordion-button:not(.collapsed)::after {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23212529'%3e%3cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3e%3c/svg%3e");
}

footer{
    height: 38px;
    line-height: 38px;
}
main{
    margin-top: 54px;
    overflow: auto;
    
}
.image-banner-bienvenida{
    max-width: 650px;
}

.image-presentation{
    background-image: url('../assets/image/img-sm-ax-01-01-003.svg');
    
}
.img-cover{
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    height: 100%;
}
.img-cover-home{
    background-position: center center;
    background-repeat: no-repeat;
    background-size: cover;
    height: 350px;
}
.copyright::before{
    content: "UNED";

}

.aling-header-banner{
    justify-content: center;
}
.header-title{
    line-height: inherit!important;
    margin-top: -40px;
    padding: 0px 50px;
}

p.francesa {
    text-indent: -30px;
    padding-left: 40px
}
.btn-ejercicio {
    cursor: pointer;
    text-align: center;
    margin: 30px auto;
    width: 80px;
    padding: 7px;
    border-radius: 6px;
}
.container-btn-ejercicio{
    width: calc(100% + 2rem);
    margin-left: -2rem!important;
}

.tooltip-inner {
    background: #f3f3f3!important;
    border: 1px solid #bbb;
    font-size: 14px;
    color: #000;
    text-align: left;
    padding: 0.5rem;
}

.tooltip.bs-tooltip-top .tooltip-arrow::before {
    border-top-color: #bbb !important;
}
.tooltip.show {
    opacity: 1;
}

header{
    display: grid;
    grid-template-columns: 65px 1fr 80px;
    line-height: 45px!important;
}

header .logo{
    width: 36px;
}

.header-menu-content .row{
    display: none;
}

@media(min-width: 340px){
    .menu{
        width: 340px;
    }
}

@media (min-width: 560px) {
    .copyright::before{
        content: "Universidad Estatal a Distancia";
    }
    .image-presentation{
        background-image: url('../assets/image/img-lg-ax-01-01-003.svg');
        
    }
}

@media (min-width: 1400px) {
   
    .banner-subtitle{
        font-size: var(--b-lg-subtitle);
    }
    .banner-height{
        height: var(--b-lg-height)!important; 
    }
    .aling-header-banner{
        justify-content: flex-start;
    }
    .header-title{
        margin-top: -85px;
    }
    
    .header-2{
        min-height: 121px;
        line-height: 121px;
    }

    main{
        margin-top: 121px;
    }

    .header-menu-content .row{
        display: flex;
    }

    header{
        grid-template-columns: 130px 1fr 130px;
        line-height: 120px!important;
        
    }

    header .logo{
        width: 80px;
    }
   
}