html {
    height: 100%;
    font-family: "Roboto", "Arial";
}

* {
    margin: 0;
}

body {
    min-height: 100dvh;
    width: 100%;
    overflow-x: hidden;
    background-image: linear-gradient(to bottom, rgba(47, 157, 221, 0.8), rgba(47, 157, 221, 0.8)), url('web-design-2038872_1920.jpg');
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

#background-img {
    margin-top: -100px;
    
    position: relative;
}

.white-board {
    background: rgba(255, 255, 255, 0.9);
    padding: 40px 0px;
    max-width: 700px;
}

.logo {
    img {
        max-width: 150px;

    }
}

.progress {
    width: 400px;
    margin: 0 auto;
}


.square-spinner {
    width: 55px;
    display: block;
    background-color: #03A9F4;
    height: 55px;
    -webkit-animation: 3s rotate2 ease-in-out infinite;
    animation: 3s flip ease-in-out infinite;
}

@-webkit-keyframes flip {
    0% {
        -webkit-transform: perspective(120px) rotateX(0deg) rotateY(0deg);
        transform: perspective(120px) rotateX(0deg) rotateY(0deg);
    }

    25% {
        -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(0deg);
        transform: perspective(120px) rotateX(-180deg) rotateY(0deg);
    }

    50% {
        transform: perspective(120px) rotateX(-180deg) rotateY(-180deg);
        -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-180deg);
    }

    75% {
        -webkit-transform: perspective(120px) rotateX(0deg) rotateY(-180deg);
        transform: perspective(120px) rotateX(0deg) rotateY(-180deg);
    }

    100% {
        -webkit-transform: perspective(120px) rotateX(0deg) rotateY(-360deg);
        transform: perspective(120px) rotateX(0deg) rotateY(-360deg);
    }
}

@keyframes flip {
    0% {
        -webkit-transform: perspective(120px) rotateX(0deg) rotateY(0deg);
        transform: perspective(120px) rotateX(0deg) rotateY(0deg);
    }

    25% {
        -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(0deg);
        transform: perspective(120px) rotateX(-180deg) rotateY(0deg);
    }

    50% {
        transform: perspective(120px) rotateX(-180deg) rotateY(-180deg);
        -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-180deg);
    }

    75% {
        -webkit-transform: perspective(120px) rotateX(0deg) rotateY(-180deg);
        transform: perspective(120px) rotateX(0deg) rotateY(-180deg);
    }

    100% {
        -webkit-transform: perspective(120px) rotateX(0deg) rotateY(-360deg);
        transform: perspective(120px) rotateX(0deg) rotateY(-360deg);
    }
}