:root {
    --color-titulos: rgb(0, 160, 139);
    --texto-formulario: rgb(133, 133, 133);
    --texto-parrafos: rgb(56, 56, 56);
    --texto-citas: rgb(167, 167, 167);
    --margin_top: 30px;
}

html{
    box-sizing: border-box;
    height: 100%;
    /* font-family: Optima,Segoe,Segoe UI,Candara,Calibri,Arial,sans-serif;  */
    /* font-family: Calibri;  */
    font-family: 'Quicksand';
    /* font-family: Helvetica; */
    font-size: 18px;
}
*, *:before,*:after{
    box-sizing: inherit;
}
*{
    margin: 0;
    padding: 0;
}
body{
    margin: 0;
    padding: 0;
    background-color: #f7f7f7;
    /* display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto; */
}
a{
    text-decoration: none;
    color: #5a5a5a;
}
a:hover{
    color: #3988ff !important;
}
p{
    color: #5a5a5a;
    font-size: 18px;
    text-align: left;
}
h1{
    color: #5a5a5a;
    font-size: 3rem;
    /* font-size: 40pt; */
}
h2{
    color: #5a5a5a;
    font-size: 1.2rem;
    margin-bottom: 0.62rem;
    /* font-size: 40pt; */
}
li{
    list-style-type: none;
}

/* h1 { font-family: Quicksand; font-size: 24px; font-style: normal; font-variant: normal; font-weight: 700; line-height: 26.4px; } h3 { font-family: Quicksand; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 700; line-height: 15.4px; } p { font-family: Quicksand; font-size: 14px; font-style: normal; font-variant: normal; font-weight: 400; line-height: 20px; } blockquote { font-family: Quicksand; font-size: 21px; font-style: normal; font-variant: normal; font-weight: 400; line-height: 30px; } pre { font-family: Quicksand; font-size: 13px; font-style: normal; font-variant: normal; font-weight: 400; line-height: 18.5714px; } */
.MathJax {
font-size: 0.8rem !important;
}

.courses_list{
    list-style-type: square;
    list-style-position: inside;
}
.courses_list li{
    list-style-type: square;
    list-style-position: inside;
}


/* BODY --------------------------------------------------------------------------- */

.container_gral_temario{
    display: grid;
    grid-template-columns: auto 700px auto;
    grid-template-rows: auto auto auto;
    grid-template-areas: "header header header"
                         ". ubicacion ."
                         "btn_left_menu course ."
                         "footer footer footer";
}

/* fixed---------------------------------------------------------------------------------- */
.background_navbar {
  /* overflow: hidden; */
  background-color: #ffffff;
  position: fixed;
  top: 0; 
  width: 100%; 
  height: 60px;
  z-index: 1;
}

/* LEFT MENU --------------------------------------------------------------------------- */

.container_left_menu{
    grid-area: btn_left_menu;
    display: flex;
    justify-content: right;
    align-items: baseline;
}

.left_menu{
    /* grid-area: btn_left_menu; */
    justify-self: right;
    position: fixed;
    transform: translateY(-150%);
    transition: 0.8s;
    width: 200px;
    padding: 20px;
    height: auto;
    opacity: 0;
    padding-top: 50px;
    /* overflow: scroll; */
    /* background-color: #ffffff; */
    /* color:transparent; */
}
.left_menu a{
    color: transparent;
    color: #5a5a5a;
}

.left_menu ul{
    transition: 0.8s;
}

.btn_left_menu{
    grid-area: btn_left_menu;
    justify-self: right;
    display: flex;
    justify-content: right;
    height: 4rem;
}

.btn_left_menu button{
    background-color: transparent;
    border-color: transparent;
    padding-top: 1rem;
    position: fixed;
    z-index: 1;
    padding-right: 10px;
    transition: 0.8s;
    cursor: pointer;
    /* right: 70%; */
}

.left_menu .sub_menu{
    padding-left: 0.6rem;
}

.left_menu .sub_menu a{
    font-size: 0.8rem;
}

.left_menu .a_lm{
    font-weight: bold;
}


/* HEADER --------------------------------------------------------------------------- */
.header { 
    grid-area: header; 
    height: 60px;
    display: grid;
    grid-template-columns: 200px auto auto auto 93px auto auto auto 200px;
    grid-template-rows: auto; 
    gap: 0px;
    grid-template-areas: "cursos . search . logo . . navbar login";
    background-color: rgb(255, 255, 255);
}

.header .cursos{
    grid-area: cursos;
}

/* .cursos .btn_courses{
    background-color: transparent;
    color: rgb(53, 53, 53);
    font-size: 15pt;
    padding: 5px 10px;
    margin: 8px 0;
    border-radius: 10px;
    border: 0;
    cursor: pointer;
    width: auto;
    height: 40px;
    /* z-index: -1; */
    /* position: fixed; */
    /* transition: 0.3s; */
/* } */

.logo{
    display: flex;
    grid-area: logo;
    align-items: center;
    justify-content: center;
    /* position: fixed; */
}
.logo a{
    height: 60px; 
    width: 93px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.logo img{
    height: 30px; 
    position: fixed;
    z-index: 3;
}

.navbar{
    /* background-color: azure; */
    grid-area: navbar;
    height: 60px;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
    align-content: normal;
}

/* .navbar ul, .navbar li {
	margin: 0 auto;
	padding: 0;
	list-style: none;
} */

/* .navbar ul{
    display: flex;
} */

/* .navbar li{
    margin: 20px;
    list-style: none;
    display: inline-block;
    font-size: 20pt;
    font-weight: bold;
} */

/* .navbar ul li a{
    margin: 0;
    padding: 0;
} */

.header .login{
    grid-area: login;
    display: flex;
    justify-content: center;
    align-items: center;
}

.header .btn_login {
  background-color: #dbdbdb;
  color: rgb(97, 97, 97);
  font-size: 1rem;
  padding: 5px 10px;
  margin: 8px 0;
  border-radius: 10px;
  border: 0;
  cursor: pointer;
  width: auto;
  height: 40px;
  z-index: 3;
  position: fixed;
  transition: 0.3s;
}

.header .btn_login:hover{
    background-color: #c73b3b;
    color: #ffffff;
}

.ubication{
    grid-area: ubicacion;
    margin-top: 50px;
    margin-left: 30px;
    
}
.ubication p{
    font-size: 10pt;
}


/* COURSES --------------------------------------------------------------------------- */
.course{
    grid-area: course;
    display: flex;
    flex-direction: column;
    padding-left: 30px;
    padding-right: 30px;
}

.title_course{
    display: flex;
    flex-direction: row;
    align-items: center;
    /* margin-top: 50px; */
}
.title_course h1{
    font-size: 3rem;
}

.title_course img{
    height: 55px;
}

.index{
    display: flex;
    flex-direction: column;
    margin-top: var(--margin_top);
}

.goal{
    display: flex;
    flex-direction: column;
    margin-top: var(--margin_top);
}

.requirements{
    display: flex;
    flex-direction: column;
    margin-top: var(--margin_top);
}

.work{
    display: flex;
    flex-direction: column;
    margin-top: var(--margin_top);
    /* justify-content: center;
    align-items: center; */
}

.conclutions{
    display: flex;
    flex-direction: column;
    margin-top: var(--margin_top);
}

/* desplegable ------------------------------------------------------- */
.desplegable{
    /* background-color: #ffffff; */
    height: 0px;
    overflow: hidden;
    transition: 0.7s;
    width: 600px;
}

.btn_desplegable{
    background-color: transparent;
    border-color: transparent;
    cursor: pointer;
}

.container_btn_desplegar{
    padding: 0 0 10px 10px;
}
.container_btn_desplegar p{
    font-size: 0.7rem;
}

.grafica_prob_maquina{
    display: flex;
    justify-content: center;
}

.container_gif{
    display: flex;
    justify-content: center;
}

.img_maquina30{
    width: 550px;
}


/* FOOTER --------------------------------------------------------------------------- */

/* .left_footer{
    grid-area: left_footer;
    background-color: #575757;
}
.right_footer{
    grid-area: right_footer;
    background-color: #575757;
} */


.footer { 
    grid-area: footer; 
    background-color: #575757;
    /* height: 200px; */
    display: grid;
    grid-template-columns: auto 150px 100px 90px 180px 180px auto;
    grid-template-rows: 1rem auto 40px 1rem;
    grid-template-areas: ". . . . . . . "
                         ". logo . menu1 menu2 menu3 ."
                         ". . . . . design ."
                         ". . . . . . .";
    margin-top: 3rem;
}

.footer .logo_footer{
    grid-area: logo;
}
.footer .logo_footer img{
    width: 150px;
}

.footer .menu1{
    grid-area: menu1;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: first baseline;
}
.footer .menu2{
    grid-area: menu2;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: first baseline;
}
.footer .menu3{
    grid-area: menu3;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: first baseline;
}

.footer .design_by{
    grid-area: design;
    display: flex;
    justify-content: right;
    align-items: center;
}

.design_by .p_desing_by{
    font-size: 15px;
    color: #f3f3f3;
}

.footer .title_menu{
    font-size: 18pt;
    color: #f3f3f3;
}
.footer a{
    color: #f3f3f3;
}



/* varios------------------------------------------------------- */
.redirection{
    text-decoration: underline;
    font-weight: bold;
    
}