/*html{
    background-image: url ("");
    background-position: center top; 
    background-repeat: no-repeat;
    width: 100%;
}*/
html{
    width: 100%;
    background-color: red;
}

body{
    width: 100%;
    margin: 0;
    padding: 0;
}
#maintext{
    flex-direction: row;
    justify-content: center;
    align-self: center;
    align-items: center;
    flex-wrap: nowrap;
    display: flex;
    width: 100%;
}

.img{
    background-color: rgb(214, 230, 229);
    width: 100%; 
    flex-direction: row;
    justify-content: center;
    align-self: center;
    align-items: center;
    flex-wrap: nowrap;
    display: flex;
}
.img img{
     width: 600px;
}