*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-family: sans-serif;
}
.tituloG{
    text-align: center;
    position: relative;
    width: 80%;
    margin: 50px auto;
}
body{
    background-color: white;
}
/* h1::before{
    content: "";
    display: block;
    width: 100%;
    height: 1px;
    position: absolute;
    background-color: #5F9BCE;
    top: 50%;
    z-index: -1;
} */
/* h1 span{
    color: #5F9BCE;
    background-color:#ecf4fb;
    padding: 0 19px;
} */
.tituloG{
    color: #5F9BCE;
    background-color:#ecf4fb;
    padding: 0 19px;
}
.img-gallery{
    width: 80%;
    margin: 5px auto 5px;
    display: grid;
 grid-template-columns: repeat(auto-fit,minmax(240px,1fr));
 gap: 20px;
}
.img-gallery img{
    width: 100%;
    cursor: pointer;
    transition: 1s;
}
.img-gallery img:hover{
    transform: scale(1.2);
}
.ful-img{

    width: 100%;
    height: 100vh;
    background-color: rgba(0,0,0,0.9);
    position: fixed;
    top: 0;
    left: 0;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 99;

}
.ful-img span{
    position: absolute;
    top: 5%;
    right: 5%;
    font-size: 30px;
    color: #fff;
    cursor: pointer;
}
.ful-img img{
 width: 90%;
 max-width: 600px;
}
/*---BOTON ARRIBA---*/
#botonArriba{
    position: fixed;
    bottom: 20px ;
    right: 20px;
    width: 40px;
    transition: all 1s;
}
@media screen and(max-width:400px){
    h1{
        text-decoration: underline;
    }
    h1::before{
        display: none;

    }
    h1 span{
        padding: 0;
    }
    
}