.block{
    display: flex;
    flex-direction: column;
}
.page{
    border: 4px solid #000;
}
.image{
    width: 40vw;
    height: 40vw;
    margin-right: 10px;
}
.image img{
    width: 100%;
    height: 100%;
}

#features{
    display: block;
    justify-content: space-between;
    margin: 20px 0;
}

.feature-list-item{
    display: flex;
    justify-content: space-between;
    margin: 10px 0;
}

#er-container{
    width: 100%;
}
#er-container img{
    width: 100%;
    height: 100%;
}
li{
    font-size: 3vw;
}
p{
    font-size: 3vw;
}
h1{
    font-size: 5.5vw;
}
h2{
    font-size: 4.5vw;
}