* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Orbitron", sans-serif;
    /*font-family: "Poppins", sans-serif;*/
}

.top-menu {
    display: flex;
    height: 100px;
    width: 100%;
}

nav {
    margin: 40px 0 0 680px;
    line-height: 10px;
    font-weight: bolder;
    font-size: 15px;
    letter-spacing: 0.900px;
    word-spacing: 30px;
    cursor: pointer;
    color: #000000;
}

button {
    background: #efecec;
    border: none;
    border-radius: 10px;
    width: 160px;
    height: 25px;
    cursor: pointer;
    font-weight: bolder;
    font-size: 16px;
    line-height: 24px;
    color: #00008B;
}

.firstpage {
    width: 100%;
    height: 500px;
}

#matrixCanvas {
    width: 100%;
    height: 500px;
}

.capadev {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(70%);
    position: relative;
}

.selodev {
    position: absolute;
    top: 10px;
    left: 40px;
    width: 400px;
    height: 200px;
}

.robodev {
    position: absolute;
    top: 400px;
    right: 5px;
    width: 400px;
    height: 200px;
}

.sobre {
    position: absolute;
    top: 200px;
    left: 880px;
    color: #ffffff;
    width: 400px;
    height: 200px;
    font-weight: bolder;
    font-size: 20px;
    text-align: center;
}

.secondpage {
    width: 100%;
    height: 100%;
    font-weight: bolder;
    font-size: 15px;
    text-align: justify;
    background: #B0E0E6;
}