body {
    font-family: Ubuntu;
    font-size: 14px;
}

html {
    background: url('background/bg3.jpg') no-repeat center center fixed;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}

#main {
    width: 80%;
    margin: auto;
    margin-top: 5vh;
    height: auto;
    overflow: auto;
    background-color: rgba(255, 255, 255, 0.6);
}

section {
    width: 45%;
    float: left;
    padding: 20px;
}

form {
    width: 45%;
    float: right;
    padding: 20px;
    margin-top: 30px;
}

input {
    display: block;
    width: 80%;
    margin-top: 5px;
    margin-bottom: 10px;
    box-sizing: border-box;
    border-radius: 5px;
    border: 1px solid silver;
    height: 28px;
    padding-left: 10px;
    font-size: 16px;
}

#signUpButton {
    background-image: linear-gradient(white, silver);
    border: none;
    outline: none;
    color: black;
    font-size: 18x;
}

#signUpButton:hover {
    box-shadow: 3px 3px 5px 2px grey;
    cursor: pointer;
    transition-duration: 0.5s;
}

input:focus {
    background-color: rgb(255, 250, 180);
}

#logo_div {
    text-align: center;
    background-color: rgba(255, 255, 255, 0.6);
    width: 80%;
    margin: auto;
}

#logosAll {
    height: 150px;
    opacity: 1;
}

@media screen and (max-width: 1100px) {
    section {
        width: 90%;
        margin: auto;
        padding: 20px;
    }
    form {
        width: 90%;
        margin: auto;
        padding: 20px;
        margin-top: 30px;
    }
    input {
        width: 95%;
    }
    #logosAll {
        width: 80%;
        height: auto;
    }
    #logo_div {
        margin-top: 0%;
    }
}

@media screen and (max-device-width: 8in) {
    html,
    body {
        height: 100%;
    }
    section {
        height: 500px;
        overflow: auto;
        font-size: 40px;
    }
    #main {
        width: 95%;
    }
    #logo_div {
        margin-top: 0%;
    }
    #logosAll {
        width: 95%;
        height: auto;
    }
    input {
        height: 70px;
        font-size: 50px;
        border-radius: 10px;
    }
    label,
    #signUpButton {
        margin-top: 25px;
        font-size: 50px;
    }
}