main.css

body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: black;
    display: flex;
    justify-content: center;
    align-items: center;
}

.post {
    width: 437px; 
}

.post-header {
    background-color: aliceblue;
    padding: 10px;
    display: flex;
    justify-content: space-between;
}

.iconos-header {
    display: flex;
}

.icono-html5 {
    font-size: 37px;
    margin-top: auto;
    flex-direction: column;
    margin-right: 5px;
}

.header-login {
    display: flex;
    font-size: 15px;
    margin: 0;
    flex-direction: COLUMN;
}

.header-login p {
    display: flex;
    margin: 0;
}

.icono-menu {
    font-size: 37px;
    display: flex;
}

.imgbox {
    background-color: aliceblue;
    display: flex;
    justify-content: center;
}

.img {
    width: 100%;
    height: 100%;
    object-position: 50%, 50%;
}

.body-icons {
    background-color: aliceblue;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px;
    font-size: 29px;
}   

.p1 {
    background-color: aliceblue;
    font-size: 14px;
    margin: 0;
}

.body-text {
    background-color: aliceblue;
    width: auto;
    font-size: 14px;
    padding: 9px;
    justify-content: left;
    flex-direction: row;
}