*,
*::before,
*::after {
    box-sizing: border-box;
}

.titulo {
    text-align: center;
    font-weight: 900;
}

.flex-container {
    display: -webkit-box;
    display: flex;
    -webkit-box-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    align-items: center;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    flex-flow: row wrap;
    padding: 3em 1em;
    background: #fff;
}

.flex-container .flex-item {
    margin: auto 70px;
    border-radius: 2px;
    padding: 4.5em 5em;
    position: relative;
    min-height: 260px;
    border-radius: 5px;
}

.flex-container .flex-item:focus {
    box-shadow: 0 0 3pt 2pt red;
}

.flex-container .flex-item a {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    display: -webkit-box;
    display: flex;
    -webkit-box-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    align-items: center;
    text-decoration: none;
    text-align: center;
    color: #fff;
    font-size: 24px;
    font-weight: normal;
    line-height: 1.5;
    -webkit-transition: 600ms ease;
    transition: 600ms ease;
    border-radius: 0px;
}

.flex-container .flex-item a span {
    -webkit-transform: translateZ(50px) scale(0.7);
    transform: translateZ(50px) scale(0.7);
}

.tilt {
    box-shadow: 0 20px 30px -13px rgba(0, 0, 0, 0.7);
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
    -webkit-transform: perspective(500px) rotateX(0deg) rotateY(0deg) scale3d(1, 1, 1);
    transform: perspective(500px) rotateX(0deg) rotateY(0deg) scale3d(1, 1, 1);
}

.tilt:hover {
    box-shadow: 0 40px 70px -15px rgba(0, 0, 0, 0.7);
}

.bg-one {
    background: linear-gradient(45deg, #052e74, #545454);
}

.bg-two {
    background: linear-gradient(45deg, #545454, #052e74);
}

.bg-three {
    background: linear-gradient(45deg, #052e74, #545454);
}

.bg-four {
    background: linear-gradient(45deg, #545454, #052e74);
}

.flex-item span>img {
    width: 200px;
}

.flex-item .text {
    color: white;
    font-weight: 800;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 12px;
    position: absolute;
    bottom: 20px;
}

@media only screen and (max-width: 767px) {

    *,
    *::before,
    *::after {
        box-sizing: border-box;
    }

    .flex-container {
        display: -webkit-box;
        display: flex;
        -webkit-box-pack: center;
        justify-content: center;
        -webkit-box-align: center;
        align-items: center;
        -webkit-box-orient: horizontal;
        -webkit-box-direction: normal;
        flex-flow: row wrap;
        padding: 3em 1em;
        background: #fff;
    }

    .flex-container .flex-item {
        margin: 30px 30px;
        border-radius: 2px;
        padding: 4.5em 5em;
        position: relative;
        min-height: 260px;
        border-radius: 5px;
    }

    .flex-container .flex-item a {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        display: -webkit-box;
        display: flex;
        -webkit-box-pack: center;
        justify-content: center;
        -webkit-box-align: center;
        align-items: center;
        text-decoration: none;
        text-align: center;
        color: #fff;
        font-size: 24px;
        font-weight: normal;
        line-height: 1.5;
        -webkit-transition: 600ms ease;
        transition: 600ms ease;
        border-radius: 0px;
    }

    .flex-container .flex-item a span {
        -webkit-transform: translateZ(50px) scale(0.7);
        transform: translateZ(50px) scale(0.7);
    }

    .tilt {
        box-shadow: 0 20px 30px -13px rgba(0, 0, 0, 0.7);
        -webkit-transform-style: preserve-3d;
        transform-style: preserve-3d;
        -webkit-transform: perspective(500px) rotateX(0deg) rotateY(0deg) scale3d(1, 1, 1);
        transform: perspective(500px) rotateX(0deg) rotateY(0deg) scale3d(1, 1, 1);
    }

    

}