.subject-area-icon {
    border-radius: 10px;
    height: 94px;
    width: 94px;
    text-align: center;
    display: flex;
    justify-content: center;
}
.subject-area-icon:before{
	display: inline-block;
    font-style: normal;
    font-weight: normal;
    line-height: 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale
}

@media only screen and (max-width: 1200px) {
    .subject-area-icon {
        height: 8vw;
        width: 8vw;
    }
}
@media only screen and (max-width: 992px) {
    .subject-area-icon {
        height: 12vw;
        width: 12vw;
    }
}

@media only screen and (max-width: 768px) {
    .subject-area-icon {
        height: 15vw;
        width: 15vw;
    }
}

@media only screen and (max-width: 576px) {
    .subject-area-icon {
        height: 26vw;
        width: 26vw;
    }
}