.tools_header {
    width: 100%;
}

.tools_header ul {
    width: 100%;
    display: flex;
    justify-content: center;
}

.tools_header ul li {
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    width: 150px;
    text-align: center;
    list-style: none;
    padding: 10px;
    cursor: pointer;
    margin: 0 10px;
}


.sec_img {
    width: 100%;
    padding: 10px;
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-evenly;
}

.thumb {
    width: 25%;
    min-width: 350px;
    height: 400px;
    border-radius: 10px;
    text-align: center;
    margin: 10px;
    margin-bottom: 50px;
    background: rgba(255, 255, 255, 0.1);
}

.thumb img {
    width: 100%;
    height: 350px;
    background: #fff;
    display: block;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
    -o-object-position: top;
    object-position: top;
    -o-object-fit: cover;
    object-fit: cover;
    transition: 1s;
    -moz-transition: 1s;
}

.thumb:hover img {
    transition: 1s;
    -moz-transition: 1s;
    transform: scale(0.95);
}

.thumb h4 {
    font-size: 1.5rem;
    font-weight: 900;
    text-transform: uppercase;
    line-height: 50px;
}

.thumb h4 a {
    text-decoration: none;
    color: #ffffff;
}

/*----------------- Responsive ----------------*/

@media screen and (min-width: 768px) and (max-width: 1023px) {
    .tools_header ul li {
        width: 80px;
        padding: 8px;
        margin: 0 5px;
        font-size: 15px;
    }
}

@media screen and (max-width: 767px) {
    .typing::after {
        margin-left: 8px;
        margin-top: 5px;
        height: 18px;
    }

    .tools_header ul li {
        width: 80px;
        padding: 5px;
        margin: 0 5px;
        font-size: 12px;
    }

    .content_intro {
        margin-bottom: 50px;
        margin-top: 50px;
        font-weight: 700;
        font-size: 30px;
        letter-spacing: 1.5px;
    }

    .thumb {
        width: 100%;
        min-width: 100%;
        margin: 0;
        padding: 0;
    }

    .thumb img {
        border-top-left-radius: 0;
        border-top-right-radius: 0;
    }

}