* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

header {
    padding: 10px;
    border-bottom: 1px solid #000;
    box-shadow: 0 0 10px 0 rgba(0, 0, 0, 0.397);
    display: grid;
    align-items: center;
    justify-items: center;
    grid-template-columns: 3/200px;
    grid-template-rows: 1/200px;
    grid-template-areas: 
    "logo . buscador . img";
}
header .logo {
    grid-area: logo;
}
header .buscador {
    grid-area: buscador;
    display: none;
}
header .buscador input {
    width: 350px;
    height: 30px;
    padding: 10px;
    border-radius: 5px;
}
header img {
    grid-area: img;
}

.foto_uni {
    border-radius: 50%
}

/* sections */
#history, #publicacion {
    padding: 20px;
}
.container_history {
    display: flex;
    align-items: center;
    justify-content: space-evenly;
}
.container_history, .container_publi, .container_perfiles {
    border: 1px solid #000;
    border-radius: 10px;
    padding: 10px;
}
.container_perfiles {
    border: none;
}
.container_publi {
    padding: 0;
}
.container_history img {
    height: 75px;
}
.logo_publi {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    border-bottom: 1px solid #000;
}
.cuenta,.container_cuenta,.cuenta_1 {
    display: flex;
    align-items: center;
    gap: 20px;
}
.cambiar span {
    color: #1CA0F6;
}
.container_cuenta .cuenta {
    padding: 20px 5px;
}
.container_cuenta .cuenta img {
    height: 60px;
}
.container_cuenta .cuenta p {
    margin-top: 20px;
} 
.container_cuenta .cuenta p span {
    color: #808080;
}
.cuenta_1 .cuenta {
    margin-top: 10px;
}
.sugerencias .cambiar {
    margin-top: 10px;
}

.publi, .comentarios, .mgs, .iconos {
    padding: 0 20px;
}
.publi img {
    width: 100%;
    margin: 20px 0 10px;
}
.iconos {
    margin-bottom: 10px;
}
.iconos_left {
    margin-left: 10px;
}
.comentarios {
    margin-bottom: 10px;
}
.tds_coments {
    margin-top: 10px;
}
img[src="img/heart.png"]::before {
    content: "/";
    position: absolute;
    color: transparent;
    background: red;
    height: 20px;
    width: 20px;
}
img[src="img/cora_rojo.png"],img[src="img/emoji-feliz.png"] {
    height: 25px;
}

footer {
    background: #222222;
    padding: 10px;
    text-align: center;
    color: #fff;
}

@media screen and (max-width: 550px) {
    #perfiles_demas {
        display: none;
    }
}
@media screen and (min-width: 550px) {
    header .buscador {
        display: block;
    }
    header .buscador input {
        width: 150px;
    }
}
@media screen and (max-width: 768px) {
    .cinco, .seis, .siete {
        display: none;
    }
}
@media screen and (max-width: 960px) {
    .seis, .siete {
        display: none;
    }
}
@media screen and (min-width: 960px) {
    .container_history {
        width: 58.5% !important;
    }
}
@media screen and (min-width: 768px) {
    header .buscador input {
        width: 350px;
    }
    #container_cosas {
        display: grid;
        grid-template-columns: 60% 30%;
        grid-template-rows: 80vh 30vh;
        grid-template-areas: 
        "publi perfiles"
        "publi .";
        grid-gap: 0 10%;
    }
    .perfiles_demas {
        grid-area: perfiles;
    }
    .publicacion {
        grid-area: publi;
    }
    #perfiles_demas {
        margin-top: -115px;
    }
    .container_history {
        width: 50%;
    }
    .container_triple {
        padding: 20px;
    }
}