:root{
    --blanco: #FFF;
    --negro: #212121;
    --gris: #757575;
    --amarillo: #ffc107;
    --azul: #0097a7;
    --darkMode : #f3f3f3;
}

html {
    box-sizing: border-box;
    font-size: 62.5%;
}
  
*, *:before, *:after {
    box-sizing: inherit;
}

body{
    font-family: 'Krub', sans-serif;
    background-image: linear-gradient(to top, #dfe9f3 0%, var(--blanco) 100%);
}

.contenedor{
    max-width: 120rem;
    margin: 0 auto;
}

.sombra{
    -webkit-box-shadow: 0px 5px 15px 0px rgba(97,97,97,0.5);
    -moz-box-shadow: 0px 5px 15px 0px rgba(97,97,97,0.5);
    box-shadow: 0px 5px 15px 0px rgba(97,97,97,0.5);
    background-color: var(--blanco);
    padding: 2rem;
    border-radius: 1rem;
}

/* Header */

.barra{
    background-color: var(--negro);
}

.navegacion{
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navegacion a{
    font-size: 2.8rem;
    margin: 2rem;
    color: var(--blanco);
    font-weight: 700;
    text-decoration: none;
}

.navegacion a:hover{
    color: var(--amarillo);
}

/* Video */

.video{
    height: 30rem;
    overflow: hidden;
    position: relative;
    display: block;
    width: 100%;
}

.overlay{
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
}

.contenido-video{
    text-align: center;
    font-size: 2.4rem;
    color: var(--blanco);
}

.contenido-video span{
    font-size: 3rem;
    font-weight: 300;
}

/* Servicios */

.servicios{
    margin-top: 3rem;
}

.titulo-servicios{
    text-align: center;
    font-size: 3rem;
    margin-bottom: 5rem;
}

.servicio{
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 5fr;
    column-gap: 2rem;
    margin-bottom: 3rem;
    width: 100rem;
}

.servicio img{
    width: 20rem;
}

.volteado{
    display: grid;
    grid-template-columns: 5fr 1fr;
    column-gap: 2rem;
}

.volteado img{
    order: 1;
}

.texto-servicio{
    font-size: 2.2rem;
}

/* Footer */

.footer{
    margin-top: 3rem;
    padding-top: 3rem;
    padding-bottom: 3rem;
    background-color: var(--negro);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer p{
    color: var(--gris);
    font-size: 3rem;
    margin-left: 2rem;
}

/* Contacto */

.formulario{
    margin: 3rem auto 0 auto;
    width: 60rem;
    padding: 3rem;
}

.formulario p{
    font-size: 1.8rem;
    color: #4F4F4F;
    font-weight: 700;
    margin: 2rem 0 0 0;
}

legend{
    font-size: 3rem;
    color: #333;
}

label{
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.8rem;
    font-weight: 700;
    text-transform: uppercase;
    display: block;
}

input:not([type="submit"]), textarea, select{
    padding: 1rem;
    display: block;
    width: 99%;
    background-color: #E1E1E1;
    margin-bottom: 2rem;
    border: none;
    border-radius: 1rem;
    font-size: 1.8rem;
}

input[type="radio"]{
    width: auto;
    margin: 0;
    margin-top: 2rem;
}

textarea{
    height: 20rem;
}

.contacto{
    max-width: 30rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

button{
    margin-top: 2rem;
    border-color: darken(var(--azul) 80%);
    padding: 1rem 2rem;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--blanco);
    background-color: var(--azul);
}

/* Dark Mode */

.oculto{
    display: none;
}

.light:hover{
    cursor: pointer;
}

.dark:hover{
    cursor: pointer;
}

.dark-mode{
    background-image: linear-gradient(to top, var(--gris) 0%, var(--negro) 100%);
}

.dark-mode .servicios{
    background-color: var(--negro);
}

.dark-mode .texto-servicio{
    color: var(--gris);
}

.dark-mode .titulo-servicios{
    color: var(--blanco);
}

.dark-mode legend{
    color: var(--gris);
}

.dark-mode label{
    color: var(--blanco);
}

.dark-mode .formulario p{
    color: var(--blanco);
}

.dark-mode .formulario{
    background-color: #303030;
}