body {
    font-family: 'Oxygen Mono', monospace;
    margin: 0;
    padding: 0;
    background-color: #f0f0f0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.back-button {
    display: inline-block;
    padding: 35px 35px;
    background-color: black;
    color: white;
    text-decoration: none;
    border: 2px solid black;
    margin-left: 5px;
    margin-top: 5px;
    border-radius: 35px 15px 35px 15px;
    transition: background-color 0.3s, color 0.3s;
}

.back-button:hover {
    background-color: white;
    color: black;
}

main {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    padding: 20px;
}

.mockup {
    width: 400px;
    height: 480px;
    background: url('img/celular.PNG') no-repeat center center;
    background-size: contain;
    position: relative;
    overflow: hidden;
    margin-left: 0px;
    margin-top: 0px;
}

.carousel {
    display: flex;
    width: 100%;
    height: 100%;
    transition: transform 0.5s ease;
}

.carousel-item {
    min-width: 100%;
    box-sizing: border-box;
}

button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    border: none;
    padding: 10px;
    cursor: pointer;
}

.prev {
    left: 38px;
}

.next {
    right: 104px;
}

footer {
    display: flex;
    justify-content: end;
    margin-right: 2%;
    margin-bottom: 1%;
}

.entre-em-contato-button {
    display: block;
    text-align: center;
    margin-top: 30px;
    margin-right: 5%;
}

.entre-em-contato {
    max-width: 80%;
    max-height: 100px;
    object-fit: contain;
}

.video {
    width: 50%;
    height: 79%;
    position: relative;
    left: 67.5px;
    top: 38px
}

/* Smartphone Portrait (tela similar iPhone 6/7/8) >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
@media (min-width: 375px) {
    button {
        position: absolute;
        top: 93%;
        transform: translateY(-50%);
        background-color: rgba(0, 0, 0, 0.5);
        color: white;
        border: none;
        padding: 10px;
        cursor: pointer;
    }
    .prev {
        left: 110px;
    }
    
    .next {
        right: 170px;
    }
    .video {
        width: 55%;
        height: 79%;
        position: relative;
        left: 45px;
        top: 30px
    }
}

/* Smartphone Portrait (tela similar S10) >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
@media (min-width: 359px) {
    button {
        position: absolute;
        top: 93%;
        transform: translateY(-50%);
        background-color: rgba(0, 0, 0, 0.5);
        color: white;
        border: none;
        padding: 10px;
        cursor: pointer;
    }
    .prev {
        left: 100px;
    }
    
    .next {
        right: 159px;
    }
    .video {
        width: 56%;
        height: 79%;
        position: relative;
        left: 38px;
        top: 30px
    }
}

/* Smartphone Portrait (tela similar S20+) >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
@media (min-width: 383px) {
    button {
        position: absolute;
        top: 93%;
        transform: translateY(-50%);
        background-color: rgba(0, 0, 0, 0.5);
        color: white;
        border: none;
        padding: 10px;
        cursor: pointer;
    }
    .prev {
        left: 100px;
    }
    
    .next {
        right: 159px;
    }
    .video {
        width: 56%;
        height: 79%;
        position: relative;
        left: 43px;
        top: 30px
    }
}

/* Smartphone Portrait (tela similar S20 Ultra um pouco maior) >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
@media (min-width: 411px) {
    .mockup {
        width: 480px;
        height: 780px;
        background: url('img/celular.PNG') no-repeat center center;
        background-size: contain;
        position: relative;
        overflow: hidden;
        margin-left: 30px;
        margin-top: -50px;
    }
    button {
        position: absolute;
        top: 82%;
        transform: translateY(-50%);
        background-color: rgba(0, 0, 0, 0.5);
        color: white;
        border: none;
        padding: 10px;
        cursor: pointer;
    }
    .prev {
        left: 110px;
    }
    
    .next {
        right: 170px;
    }
    .video {
        width: 66%;
        height: 62%;
        position: relative;
        left: 20px;
        top: 110px
    }
}

/* Smartphone Portrait (tela similar iPhone 12/13 Pro) >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
@media (min-width: 427px) {
    button {
        position: absolute;
        top: 83%;
        transform: translateY(-50%);
        background-color: rgba(0, 0, 0, 0.5);
        color: white;
        border: none;
        padding: 10px;
        cursor: pointer;
    }
    .prev {
        left: 110px;
    }
    
    .next {
        right: 170px;
    }
    .video {
        width: 55%;
        height: 79%;
        position: relative;
        left: 40px;
        top: 10px
    }
}

/* Smartphone Landscape >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
@media (min-width: 576px) {
}

/* Tablet Portrait >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
@media (min-width: 760px) {
    .mockup {
        width: 480px;
        height: 780px;
        background: url('img/celular.PNG') no-repeat center center;
        background-size: contain;
        position: relative;
        overflow: hidden;
        margin-left: 80px;
        margin-top: 40px;
    }
    button {
        position: absolute;
        top: 95%;
        transform: translateY(-50%);
        background-color: rgba(0, 0, 0, 0.5);
        color: white;
        border: none;
        padding: 30px;
        cursor: pointer;
    }
    .prev {
        left: 90px;
    }    
    .next {
        right: 180px;
    }
    .video {
        width: 64%;
        height: 87%;
        position: relative;
        left: 35px;
        top: 0px
    }
}

/* Tablet Landscape >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
@media (min-width: 992px) {
}

/* PC >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> */
@media (min-width: 1200px) {
}