estilo.css

@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400;500;600&family=Titillium+Web:wght@200;300;400;600;700&display=swap');
*{
    margin: 0;
    padding:0;
    font-family: 'Open Sans';
    text-decoration: none;
    list-style: none;
}
header{
    background: url(img2/trebol.webp);
    background-size: cover;
    background-position:center;
    height: 350px;
}
header h1{
    text-align: center;
    font-size: 45px;
    /* background-color: #000; */
    color: #fff;
    padding: 150px 0;
}


.ofert{
    padding: 0 0;
    display: flex;
    justify-content: space-between;
}

.ofert-1{
    display: flex;
    align-items: center;
    flex-basis: calc(33.3% - 15px);
    background-color: #f5f5f5;
    padding: 35px;
}

.ofert-img{
    flex-basis: 50%;
    margin-right: 15px;
}

.ofert-img img{
    width: 250px;
}

.ofert-txt{
    flex-basis: 50%;
    text-align: center;
}

.ofert-txt h3{
    color: #111111;
    font-family: 'Oswald', sans-serif;
    font-size: 25px;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.btn-2{
    display: inline-block;
    padding: 7px 10px;
    background-color: #111111;
    color: #FFFFFF;
    border-radius: 5px;
    font-size: 15px;

}

.btn-2:hover{
    background-color: #f5f5f5;
    color: #111111;
    
}

.ofert a {
    list-style: none;
}

.contenedor h2{
    color: #111111;
    font-family: 'Oswald', sans-serif;
    font-size: 50px;
    text-transform: uppercase;
    margin-bottom: 50px;
}
.contenedor{
    max-width: 1200px;
    padding: 10px;
    margin: auto;
    display: flex;
    justify-content: space-between;
    /* oculto lo que queda fuera del .contenedor */
    contain: paint;
}
/* SECCION CONTENEDOR DE ITEMS */
.contenedor .contenedor-items{
    margin-top: 30px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    grid-gap:30px;
    grid-row-gap: 30px;
    /* width: 60%; */
    width: 100%;
    transition: .3s;
}
.contenedor .contenedor-items .item{
    max-width: 200px;
    margin: auto;
    border: 1px solid #666;
    border-radius: 10px;
    padding: 20px;
    transition: .3s;
}
.contenedor .contenedor-items .item .img-item{
    width: 100%;
}
.contenedor .contenedor-items .item:hover{
    box-shadow: 0 0 10px #666;
    scale: 1.05;
}
.contenedor .contenedor-items .item .titulo-item{
    display: block;
    font-weight: bold;
    text-align: center;
    text-transform: uppercase;
}
.contenedor .contenedor-items .item .precio-item{
    display: block;
    text-align: center;
    font-weight: bold;
    font-size: 22px;
}

.contenedor .contenedor-items .item .boton-item{
    display: block;
    margin: 10px auto;
    border: none;
    background-color: black;
    color: #fff;
    padding: 5px 15px;
    border-radius: 5px;
    cursor: pointer;
}
/* seccion carrito */
.carrito{
    border: 1px solid #666;
    width: 35%;
    margin-top: 30px;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: auto;
    position: sticky !important;
    top: 0;
    transition: .3s;
    /* Estilos para ocultar */
    margin-right: -100%;
    opacity: 0;
}
.carrito .header-carrito{
    background-color: #000;
    color: #fff;
    text-align: center;
    padding: 30px 0;
}
.carrito .carrito-item{
    display: flex;
    align-items: center;
    /* justify-content: space-between; */
    position: relative;
    border-bottom: 1px solid #666;
    padding: 20px;
}
.carrito .carrito-item img{
    margin-right: 20px;
}
.carrito .carrito-item .carrito-item-titulo{
    display: block;
    font-weight: bold;
    margin-bottom: 10px;
    text-transform: uppercase;
}
.carrito .carrito-item .selector-cantidad{
    display: inline-block;
    margin-right: 25px;
}
.carrito .carrito-item .carrito-item-cantidad{
    border: none;
    font-size: 18px;
    background-color: transparent;
    display: inline-block;
    width:30px;
    padding: 5px;
    text-align: center;
}
.carrito .carrito-item .selector-cantidad i{
    font-size: 18px;
    width: 32px;
    height: 32px;
    line-height: 32px;
    text-align: center;
    border-radius: 50%;
    border: 1px solid #000;
    cursor: pointer;
}
.carrito .carrito-item .carrito-item-precio{
    font-weight: bold;
    display: inline-block;
    font-size: 18px;
    margin-bottom: 5px;
}
.carrito .carrito-item .btn-eliminar{
    position: absolute;
    right: 15px;
    top: 15px;
    color: #000;
    font-size: 20px;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    border-radius: 50%;
    border: 1px solid #000;
    cursor: pointer;
    display: block;
    background: transparent;
    z-index: 20;
}
.carrito .carrito-item .btn-eliminar i{
    pointer-events: none;
}

.carrito-total{
    background-color: #f3f3f3;
    padding: 30px;
}
.carrito-total .fila{
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 10px;
}
.carrito-total .btn-pagar{
    display: block;
    width: 100%;
    border: none;
    background: #000;
    color: #fff;
    border-radius: 5px;
    font-size: 18px;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: .3s;
}
.carrito-total .btn-pagar:hover{
    scale: 1.05;
}

/* --- icons --- */

.icons{
    padding: 50px 0 100px 0;
    display: flex;
    justify-content: space-between;
}

.icon-1{
    flex-basis: calc(33.3% - 30px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 25px;
    background-color: #f5f5f5;
}


.icon-txt h3{
    font-size: 30px;
    color: #111111;
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
}

.icon-txt p{
    font-size: 16px;
    color: #111111;
}


/* blog */

.blog{
    display: flex;
    justify-content: space-between;
    padding-bottom: 100px;
}

.blog-1{
    flex-basis: calc(33.3% - 30px);
}


.blog-1 img{
    margin-bottom: 20px;
    height: 400px;
    width: 400px;
}

.blog-1 h3{
    font-size: 20px;
    color: #111111;
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.blog-1 p{
    font-size: 16px;
    color: #111111;
}

/*---FOOTER --- */

.footer{
    padding: 50px 0;
    background-color: #111111;
    width: 100%;
}

.footer-content{
    display: flex;
    justify-content: space-between;
    width: 95%;
    padding-left: 20px;
}

.link h3 {
    font-size: 18px;
    color: #ffffff;
    font-family: 'Oswald', sans-serif;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.link a{
    font-size: 16px;
    color: #dcdcdc;
    display: block;
    margin-bottom: 10px;
}

/* parte baja */


/* SECCION RESPONSIVE */
@media screen and (max-width: 850px) {
    .contenedor {
      display: block;
    }
    .contenedor-items{
        width: 100% !important;
    }
    .carrito{
        width: 100%;
    }

     /* productos */

     .products{
        padding: 0 30px 30px 30px;
    }

    .products h2{
        margin-bottom: 30px;
    }

    .product-content{
        grid-template-columns: repeat(1,1fr);
        grid-gap: 30px;
    }

    .product img{
        width: auto;
        height: 380px;
    }

    /* icons */


    .icons{
        padding: 30px;
        flex-direction: column;
    }

    .icon-1{
        margin-bottom: 30px;
    }

    /* blog */


    .blog{
        padding: 0 30px 30px 30px;
        flex-direction: column;
    }

    .blog-1 img{
        width: auto;
        height: 480px;
    }
    

    .blog-1{
        margin-bottom: 30px;
    }

    .ofert {
        padding: 0 30px 30px 30px;
        flex-direction: column;
    }
    
    .ofert-1 {
        margin-bottom: 30px;
        flex-direction: column;
    }


    /* FOOTER */

    .footer-content{
        flex-direction: column;
        text-align: center;
    }

  }