:root {
    --white: #fff;
    --grey: #555;
}
  
* {
    margin: 0;
    padding: 0;
    color: var(--grey);
}

html { 
    background: url(casa_blanca_1920x1080.jpg) no-repeat center center fixed; 
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    font-family: "Work Sans", sans-serif;
    font-optical-sizing: auto;
}

.main-container {
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.headline {
    display: flex;
    text-align: center;
    margin-top: 3rem;
}

.inner-div {
    padding-top: 3.375rem;
    padding-right: 10rem;
    padding-bottom: 4rem;
    padding-left: 10rem;
    background-color: rgba(255, 255, 255, 0.6);
    text-align: center;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    box-shadow: 0px 0px 4px rgba(0, 0, 0, 0.1);
    margin-top: 4rem;
}

.headline-medium {
    font-weight: 500;
    font-style: normal;
    font-size: 1.5rem;
}

.headline-black {
    font-weight: 900;
    font-style: normal;
    text-transform: uppercase;
    color: var(--white);
    font-size: 8rem;
    letter-spacing: .5rem;
    text-shadow: 0px 0px 4px rgba(0, 0, 0, 0.16);
}

.text-medium {
    font-weight: 500;
    font-style: normal;
    font-size: 1.2rem;
}


.button {
    padding: 8px 80px;
    text-decoration: none;
    border: solid 1px var(--grey);
    border-radius: 32px;
    margin-top: 1.5rem;
    background: var(--white);
    transition: 0.2s;
}

@media (hover: hover) {
    .button:hover {
        background: #ededed;
    }    
}

.iconoir {
    margin-bottom: -3px;
    margin-right: 6px;
}


@media screen and (max-width: 1024px) {
    .headline-black {
        font-size: 6rem;
        line-height: 100%;
    }

    .headline-medium {
        font-size: 1.2rem;
    }
}

@media screen and (max-width: 768px) {
    .headline-black {
        font-size: 5rem;
        line-height: 90%;
    }

    .headline-medium {
        font-size: 1.1rem;
    }
}

@media screen and (max-width: 640px) {
    .headline-black {
        letter-spacing: .3rem;
    }

     .inner-div {
        width: calc(100% - (2rem + 32px));
        padding-right: 1rem;
        padding-left: 1rem;
        margin-left: 16px;
        margin-right: 16px;
    }
}