@media (max-width: 1199px) {
    .block1-head {
        font-size: 26px;
    }

    .block1-ul {
        font-size: 19px;
    } 


    .block1-img {
        width: 91%;
    }

    /*Start Block2*/
    .block2-head {
        font-size: 25px;
    }
    .block2-head3 {
        font-size: 20px;
    }
    .block2-head img {
        width: 4.5em;
    }
    /*Start Block3*/
    .block3-head {
        font-size: 14px;
    }
    /*Start how-to-use*/
    .how-to-use-container {
        font-size: 22px;
    }
    /*Start Block5*/
    .block5 {
        background-position: 37% 100%;
    }
    .block5-p {
        font-size: 22px;
    }
    /*Start Block4*/
    .block3-p {
        font-size: 19px;
        margin-bottom: 30px;
    }

    .last-img {
        width: 80%;
    }
    .block4-price {
        width: 100%;
    }
}

@media (max-width: 991px) {
    .block1-head {
        font-size: 19px;
    }
    .block1-btn {
        font-size: 26px;
    }

    .block1-btn span {
        font-size: 10px;
    }

    .block1-ul {
        font-size: 13.8px;
    }

    .block1-img {
        width: 100%;
    }

    /*Start Block3*/
    .block2-head {
        font-size: 20px;
    }
    .block2-head2 {
        font-size: 13px;
    }
    .block2-head3 {
        font-size: 25px;
        margin: 16px auto;
    }
    .mid-section {
        min-height: 120px;
    }
    /*Start how-to-use*/
    .how-to-use-container {
        font-size: 16px
    }

    /*Start Block5*/
    .block5-p {
        font-size: 16px;
    }
    .block5-img {
        width: 80%;
    }

    /*Start how-to-use*/

    /*Start Block4*/


    .form-img {
        margin: 0 auto 2px;
        width: 95%;
    }
    .form-head {
        font-size: 17px;
    }
    .block4-price {
        width: 100%;
    }


    .form-call {
        font-size: 25px;
    }

    .last-img {
        margin: 15px auto;
    }
}

@media (max-width: 767px) {
    .block1 {
        padding: 50px 0;
        background: url(../images/block1.1-mobile.png) no-repeat;
        min-height: 100vw;
        background-size: cover;
        background-position: 100% 100%;
    }
    .block1-head {
        font-size: 23px;
    }
    .block1-ul {
        font-size: 21px;
    }
    .block1-img {
        max-width: 60%;
        margin: 34px auto 0;
    }
    @keyframes btn {
        0% {
            transform: scale(1);
        }
        50% {
            transform: scale(1.06);
        }
        100% {
            transform: scale(1);
        }
    }
    /*Start Block2*/

    .block2-head {
        margin-bottom: 40px;
    }
    .block2-head2 {
        font-size: 13px;
        margin-bottom: 45px;
        margin-top: 0;
    }
    /*Start Block3*/
    .mid-section {
        text-align: center;
        padding: 20px 0 ;
    }
    .block3-head {
        font-size: 17px;
        padding: 10px 20px;
    }
    .mid-section-head {
        width: 90%;
        margin: 0 auto 10px;
    }
    .block2-head3 {
        font-size: 13px;
        margin: 0 auto 30px;
    }
    /*Start Block5*/

    .block5 {
        background: url(../images/block4.1-mobile.png) no-repeat;
        min-height: 380px;
        background-size: cover;
    }
    .how-to-use-container {
        font-size: 21px;
        margin: 0 auto 20px;
    }
    .block5-p {
        font-size: 21px;
    }
    .block5-img {
        margin: 40px auto 25px;
    }
    /*Start Block4*/
    .block4-price {
        width: 100%;
        margin: 30px auto;
    }
    .form-head {
        font-size: 25px;
    }
    .form {
        position: relative;
    }



}

@media (max-width: 576px) {
    .block1 {
        background: url(../images/block1.1-mobile.png) no-repeat;
        min-height: 100vw;
        background-size: cover;
        padding: 8vw 0;
    }
    .block1-head {
        font-size: 4vw;
        margin-bottom: -8vw;
        text-align: center;

    }

    .block1-logo {
        width: 50%;
        margin: 5vw auto 3vw;
    }
    .block1-ul {
        font-size: 3.87vw;
        margin-bottom: 0;
        margin-top: 2vw;
    }

    .block1-img {
        max-width: 65%;
    }
    .block1-head2 {
        font-size: 4.5vw;
    }
    .block1-btn span {
        font-size: 2.7vw;
    }
    .block1-btn {
        font-size: 7vw;
        border-radius: 4px;
    }

    /*Start Block2*/

    .block2-head {
        font-size: 3.6vw;
        margin-top: 2vw;
        margin-bottom: 8vw;
    }
    .how-to-use {
        padding: 0;
    }
    .how-to-use-container {
        font-size: 3.8vw;
        margin-bottom: 2vw;
    }

    .how-to-use-head {
        font-size: 6vw;
        text-align: center;
        margin-top: 5vw;
    }



    .block2-head:after {
        width: 30%;
    }
    .block2-head:before {
        width: 12%;
    }
    .block2-head2 {
        font-size: 3vw;
        margin-bottom: 5vw;
        margin-top: 0;
    }
    .block2-head3 {
        font-size: 3.7vw;
    }
    /*Start Block3*/
   .block3 {
       padding: 0;
   }
    .block3-head {
        font-size: 3.5vw;
        padding: 2vw 1vw;
    }
    .block3-head img{
        width: 50%;
    }
    /*Start Block5*/
    .block5 {
        min-height: 53vw;
    }
    .block5-p {
        font-size: 4vw;
    }
    /*Start Block4*/
    .block4 {
        padding: 30px 0 50px;
    }
    .form-head {
        font-size: 5vw;
        margin-bottom: 4vw;
    }
    .form-control-input {
        font-size: 6vw;
        width: 95%;
    }

    .block4-price {
        width: 100%;
        margin: 0 auto 4vw;
    }

    .form .form-group {
        margin-bottom: 4vw;
    }
    select.form-control-input {
        calc(2.25rem + 0px) !important;
    }

    .form-call {
        font-size: 8vw;
        width: 95%;
        margin: 5vw auto
    }
    .last-img {
        margin: 0px auto;
    }

}