body {
    background-image: url("arctic-home.jpg");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    margin: 0;
    padding: 0;
    height: 100vh;
    overflow: hidden;
}

header {
    background-color: #3f464c;
    min-height: 3.875em;
    width:100vw;
    display: block;
}

section {
    height: 100%;
}

section .text {
    background-color: #FFFFFFAA;
    width: 30vw;
    min-width: 181px;
    max-width: 355px;
    height: auto;
    border-radius: 5px;
    position: relative;
    margin-left: auto;
    margin-right: auto;
    margin-top: 40vh;
    text-align: center;
    padding: 25px;
}