:root{
    --Green500: hsl(171, 66%, 44%);
    --Blue100: hsl(233, 100%, 69%);
    --Gray700: hsl(210, 10%, 33%);
    --Gray500: hsl(201, 11%, 66%);
}

@font-face{
    font-family: 'cairo';
    src: url(Bai_Jamjuree/BaiJamjuree-Bold.ttf);
}
@font-face{
    font-family: 'cairo';
    src: url(Bai_Jamjuree/BaiJamjuree-BoldItalic.ttf);
}
@font-face{
    font-family: 'cairo';
    src: url(Bai_Jamjuree/BaiJamjuree-ExtraLight.ttf);
}
@font-face{
    font-family: 'cairo';
    src: url(Bai_Jamjuree/BaiJamjuree-ExtraLightItalic.ttf);
}
@font-face{
    font-family: 'cairo';
    src: url(Bai_Jamjuree/BaiJamjuree-Italic.ttf);
}
@font-face{
    font-family: 'cairo';
    src: url(Bai_Jamjuree/BaiJamjuree-Light.ttf);
}
@font-face{
    font-family: 'cairo';
    src: url(Bai_Jamjuree/BaiJamjuree-LightItalic.ttf);
}
@font-face{
    font-family: 'cairo';
    src: url(Bai_Jamjuree/BaiJamjuree-Medium.ttf);
}
@font-face{
    font-family: 'cairo';
    src: url(Bai_Jamjuree/BaiJamjuree-MediumItalic.ttf);
}
@font-face{
    font-family: 'cairo';
    src: url(Bai_Jamjuree/BaiJamjuree-Regular.ttf);
}
@font-face{
    font-family: 'cairo';
    src: url(Bai_Jamjuree/BaiJamjuree-SemiBold.ttf);
}
@font-face{
    font-family: 'cairo';
    src: url(Bai_Jamjuree/BaiJamjuree-SemiBoldItalic.ttf);
}

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'cairo';
}

body{
    width: 100%;
    min-height: 100vh;
    text-align: center;
}

header{
    background: url(images/bg-header-mobile.png);
    background-position: center;
    background-size: cover;
    padding: 40px;
}

header .logo img{
    margin: 30px 0;
}

header .text h1{
    color: var(--Gray700);
}
header .text :nth-child(2){
    color: var(--Gray500);
    margin: 25px 0;
}

header .links a{
    display: block;
    margin: 25px 0;
    color: white;
    text-decoration: none;
    padding: 15px;
    border-radius: 20px;
}
header .links :first-child{
    background-color: var(--Green500);
}
header .links :nth-child(2){
    background-color: var(--Blue100);
}

.details{
    padding: 50px;
}

.details .details-text h1{
    color: var(--Gray700);
    margin-bottom: 15px;
}
.details .details-text p{
    color: var(--Gray500);
    margin-bottom: 50px;
}

.details .details-device .device-img img{
    width: 100%;
    margin-bottom: 50px;
}

.details .details-secs h2{
    color: var(--Gray700);
    margin-bottom: 10px;
}

.details .details-secs p{
    color: var(--Gray500);
    margin-bottom: 35px;
}

.clipboard{
    padding: 50px;
}
.clipboard h1{
    color: var(--Gray700);
    margin-bottom: 15px;
}
.clipboard p{
    color: var(--Gray500);
    margin-bottom: 50px;
}
.clipboard img{
    width: 100%;
}

.charge{
    padding: 55px;
}

.charge .charge-text h2{
    color: var(--Gray700);
    margin-bottom: 15px;
}
.charge .charge-text p{
    color: var(--Gray500);
    margin-bottom: 50px;
}
.charge .charge-details .charge-secs .sec{
    margin-bottom: 40px 0;
}
.charge .charge-details .charge-secs .sec :nth-child(2){
    color: var(--Gray700);
    margin-bottom: 25px;
}
.charge .charge-details .charge-secs .sec :nth-child(3){
    color: var(--Gray500);
}
.charge .charge-details .charge-secs .sec img{
    margin-bottom: 25px;
}
.charge .charge-images img{
    display: block;
    margin: 45px auto;
}

.download{
    padding: 60px;
}
.download h2{
    color: var(--Gray700);
}
.download p{
    color: var(--Gray500);
    margin: 25px 0;
}

.download .download-links a{
    display: block;
    margin: 25px 0;
    text-decoration: none;
    color: white;
    padding: 15px ;
    border-radius: 20px;
}
.download .download-links :first-child{
    background-color: var(--Green500);
}
.download .download-links :nth-child(2){
    background-color: var(--Blue100);
}

footer{
    padding: 40px;
    background-color: #ececec;
}
footer .logo img{
    width: 50px;
}

footer .links{
    margin: 20px 0;
}
footer .links a{
    display: block;
    text-decoration: none;
    color: var(--Gray500);
    margin: 20px 0;
}

footer .social img{
    margin: 0 10px;
}

@media (min-width: 1000px){
    header .text , header .links{
        width: 45%;
        margin: 0 auto;
    }
    header .text{
        margin-bottom: 50px;
    }
    header .links a , .download .download-links a{
        display: inline;
        margin: 0 10px;
        padding: 10px 25px;
    }

    .details .details-text{
        width: 39%;
        margin: 0 auto;
    }

    .details .details-device{
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    .details .details-device .device-img{
        width: 45%;
    }
    .details .details-device .details-secs{
        text-align: left;
        width: 35%;
        margin: 0 auto;
        line-height: 40px;
    }

    .clipboard{
        width: 45%;
        margin: 0 auto;
    }

    .charge .charge-secs{
        display: flex;
        justify-content: space-between;
        margin-bottom: 50px;
    }
    .charge .charge-secs .sec{
        width: 30%;
    }

    .charge .charge-images img{
        display: inline;
        margin: 0 50px;
    }

    .download{
        width: 40%;
        margin: 0 auto;
    }
    
    .download .download-links a{
        display: inline;
    }

    footer{
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    footer .links{
        width: 30%;
        text-align: left;
        line-height: 35px;
    }
    footer .links a{
        display: inline;
        margin: 0 20px;
    }
}