* {
    box-sizing: border-box;
}

main {
    border-top: 1px solid #706e6e;
    width: 100%;
    margin: 50px 0;
    min-height: 700px;
}

main>div {
    margin: 30px 15%;
}

main>div>div:first-child {
    border-bottom: 1px solid #c7c5c5;
}

main>div>div:nth-child(2) {
    margin-top: 10px;
    padding-bottom: 10px;
}

main>div>div:nth-child(2):after {
    content: "";
    display: table;
    clear: both;
}

main>div>div:nth-child(2) .column {
    float: left;
}

main>div div:nth-child(2) #column1 {
    width: 60%;
    padding-right: 20px;
}

main>div div:nth-child(2) #column2 {
    width: 40%;
}

main>div>div:last-child .rowProducts {
    margin-bottom: 10px;
}

.rowProducts .product .productImg {
    height: 140px;
}

#column2>span:nth-child(1) {
    font-weight: bold;
    font-size: 20px;
}

#column2>span:nth-child(2) {
    color: red;
    font-weight: bold;
    font-size: 25px;
}

#column2>div:nth-child(3) {
    margin-top: 10px;
}

#column2>div:nth-child(3) button {
    background-color: orangered;
    width: 100%;
    color: white;
    font-size: 18px;
    padding: 10px;
    border-radius: 7px;
}

#column2 #thongSoKyThuat div {
    clear: both;
}

#thongSoKyThuat .row {
    width: 100%;
    padding: 10px;
    line-height: 25px;
}

#thongSoKyThuat .row .colTitle {
    width: 40%;
    float: left;
}

#thongSoKyThuat .row .colContent {
    width: 60%;
    float: right;
}

footer {
    clear: both;
}

main #hinhanhSP {
    cursor: pointer;
    transition: 0.3s;
}

main #hinhanhSP:hover {
    opacity: 0.7;
}

/* The Modal (background) */
.modal {
    display: none;
    /* Hidden by default */
    position: fixed;
    /* Stay in place */
    z-index: 1;
    /* Sit on top */
    padding-top: 100px;
    /* Location of the box */
    left: 0;
    top: 0;
    width: 100%;
    /* Full width */
    height: 100%;
    /* Full height */
    overflow: auto;
    /* Enable scroll if needed */
    background-color: rgb(0, 0, 0);
    /* Fallback color */
    background-color: rgba(0, 0, 0, 0.9);
    /* Black w/ opacity */
}

/* Modal Content (image) */
.modal .modal-content {
    margin: auto;
    display: block;
    width: 100%;
    max-width: 700px;
}

/* Caption of Modal Image */
.modal #caption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: #ccc;
    padding: 10px 0;
    height: 150px;
}

/* Add Animation */
.modal .modal-content,
.modal #caption {
    -webkit-animation-name: zoom;
    -webkit-animation-duration: 0.6s;
    animation-name: zoom;
    animation-duration: 0.6s;
}

@-webkit-keyframes zoom {
    from {
        -webkit-transform: scale(0)
    }

    to {
        -webkit-transform: scale(1)
    }
}

@keyframes zoom {
    from {
        transform: scale(0)
    }

    to {
        transform: scale(1)
    }
}

/* The Close Button */
.modal .close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
}

.modal .close:hover,
.modal .close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

@media (max-width:913px) {

    main>div div:nth-child(2) #column1,
    main>div div:nth-child(2) #column2 {
        width: 100%;
    }
}

@media (max-width:426px) {

    #thongSoKyThuat .row .colTitle,
    #thongSoKyThuat .row .colContent {
        width: 100%;
    }

    #thongSoKyThuat .row .colTitle {
        font-weight: bold;
    }
}