.obshead2 {
    margin-top: 90px;
    text-align: center;
    color: black;
}

.obstictreat {
    width: 100%;
    height: auto;
    display: flex;
    margin-top: 50px;
}

.obstictreat2 {
    width: 48%;
    height: auto;
    margin-left: 15px;
}

.obstictreat2 h1 {
    margin-left: 50px;
    color: black;
}

.obstictreat2 h2 {
    margin-left: 50px;
    color: black;
}

.obstictreat2 p {
    margin-left: 50px;
    margin-top: 15px;
}

.obstictreat2 li {
    margin-left: 50px;
    margin-top: 10px;
}

.obstictreat2 img {
    width: 100%;
}

@media screen and (min-width: 300px) and (max-width: 600px) {
    .obshead2 {
        margin-top: 90px;
        text-align: center;
        color: black;
    }

    .obstictreat {
        width: 100%;
        height: auto;
        display: flex;
        margin-top: 50px;
        flex-direction: column;
    }

    .obstictreat2 {
        width: 100%;
        height: auto;
        margin-left: 0px;
    }

    .obstictreat2 h1 {
        margin-left: 20px;
        color: black;
    }

    .obstictreat2 h2 {
        margin-left: 20px;
        color: black;
    }

    .obstictreat2 p {
        margin-left: 20px;
        margin-top: 15px;
    }

    .obstictreat2 li {
        margin-left: 20px;
        margin-top: 10px;
    }

    .obstictreat2 img {
        width: 100%;
    }
}

@media screen and (min-width: 601px) and (max-width: 1200px) {

    .obshead2 {
        margin-top: 90px;
        text-align: center;
        color: black;
    }

    .obstictreat {
        width: 100%;
        height: auto;
       
        display: flex;
        margin-top: 50px;
    }

    .obstictreat2 {
        width: 48%;
        height: auto;
       
        margin-left: 15px;
    }

    .obstictreat2 h1 {
        margin-left: 50px;
        color: black;
    }

    .obstictreat2 h2 {
        margin-left: 50px;
        color: black;
    }

    .obstictreat2 p {
        margin-left: 50px;
        margin-top: 15px;
    }

    .obstictreat2 li {
        margin-left: 50px;
        margin-top: 10px;
    }

    .obstictreat2 img {
        width: 100%;
    }

}