aqi_monitor/frontend/nginx/css/style.css

@font-face {
    font-family: Rubik-Bold;
    src: url(/font/Rubik-Bold.ttf);
}

@font-face {
    font-family: Rubik-Light;
    src: url(/font/Rubik-Light.ttf);
}

@font-face {
    font-family: Rubik-Regular;
    src: url(/font/Rubik-Regular.ttf);
}

body {
    margin: 0;
    padding: 0;
}

h1 {
    font-family: Rubik-Bold;
    font-size: 3em;
}

h2 {
    font-family: Rubik-Light;
}

h3 {
    font-family: Rubik-Bold;
    font-size: 1.3em;
}

p {
    font-family: Rubik-Regular;
}

.top_content,
.weather_content,
.tagline_content {
    width: 70%;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.colorbox {
    height: 40px;
    margin: 0;
    padding: 0;
}

.title {
    padding: 30px 0;
}

.cloud {
    position: relative;
    padding-bottom: 30px;
}

.cloud img {
    width: 100%;
}

.aqi_box {
    position: absolute;
    top: 45%;
    left: 55%;
    text-align: right;
    transform: translate(-50%, -50%);
    color: #fff;
}

.aqi_box h1 {
    font-size: 15em;
    margin: 0;
}

.aqi_box h2 {
    font-size: 2em;
    margin: 0;
}

/* weather styling */
.weather_wrap {
    margin: 40px 0;
}

.weather_box {
    border: solid 2px;
    border-radius: 20px;
    height: 100px;
    position: relative;
}

.weather_content {
    display: grid;
    grid-template-columns: auto auto auto auto;
    grid-column-gap: 10px;
}

.weather_icon {
    width: 25%;
    padding: 10px;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

.weather_icon img {
    width: 60px;
}

.weather_text {
    width: 60%;
    position: absolute;
    top: 50%;
    left: 40%;
    transform: translateY(-50%);
}

.weather_text h3,
.weather_text p {
    margin: 10px 0;
}

.tagline_content {
    text-align: center;
}

/* responsiv */
@media screen and (max-width: 1100px) {
    .top_content, 
    .tagline_content,
    .weather_content {
        width: 90%;
    }
}

@media screen and (max-width: 800px) {
    h1 {
        font-size: 2.5em;
    }
    .title h1 {
        margin: 0;
    }
    .title {
        padding: 30px 0 0 0;
    }
    .aqi_box {
        width: 85%;
        top: 40%;
        text-align: center;
    }
    .aqi_box h1 {
        font-size: 6em;
    }
    .aqi_box h2 {
        font-size: 1.5em;
    }
    .weather_content {
        grid-template-columns: auto auto;
        grid-row-gap: 10px;
    }
    .weather_icon {
        padding: 5px;
    }
    .weather_icon img {
        width: 100%;
    }
    .weather_text {
        left: 32%;
    }
    .weather_text h3 {
        font-size: 1.2;
    }
}