@import url('https://fonts.googleapis.com/css2?family=Jost:ital,wght@0,100..900;1,100..900&family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Prompt:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');
*{
    margin: 0;
    padding: 0;
    font-family: "Prompt", serif;
}
.header{
    min-height: 60vh;
    width: 100%;
   /* background-image: linear-gradient(rgba(6, 11, 32, 0.7),rgba(4,9,30,0.7)),url(images/banner-sml.png); */
   background-image: linear-gradient(rgba(45, 56, 100, 0.7),rgba(30, 59, 177, 0.7)),url(images/banner-sml.png);
    background-position: center;
    background-size: cover;
    position: relative; 
    
}
nav{
    display: flex;
    padding: 2% 6%;
    justify-content: space-between;
    align-items: center;
}
nav img{
    width: 150px;
    border-radius: 20px;
}
.nav-links{
    flex: 1;
    text-align: right;
}
.nav-links ul li{
    list-style: none;
    display: inline-block;
    padding: 8px 12px;   /*---------------- padding: 8px 12px; -----------------*/
    position: relative;
}
.nav-links ul li a{
    color: #fff;
    text-decoration: none;
    font-size: 18px;   /*---------------- font-size: 20px; ----------------*/
}
.nav-links ul li ::after{
    content: '';
    width: 0%;
    height: 2px;
    background: #f44336;
    display: block;
    margin: auto;
    transition: 0.5s;
}
.nav-links ul li :hover::after{
    width: 100%;
}
.text-box{
    width: 90%;
    color: #fff;
    position: absolute;
    top: 70%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}
.text-box h1{
    font-size: 52px;
    font-weight: 600;
}
.text-box p{
    margin: 10px 0 40px;
    font-size: 30px;
    color: #fff;
    font-weight: 600;
}
.hero-btn{
    display: inline-block;
    text-decoration: none;
    color: #fff;
    border-radius: 10px;
    border: 1px solid #fff;
    padding: 12px 34px;
    font-size: 20px;
    background: transparent;
    position: relative;
    cursor: pointer;
}
.hero-btn:hover{
    border: 1px solid #f44336;
    background: #f44336;
    transition: 1s;
}

nav .fa{
    display: none;
}
@media(max-width: 700px){
    .text-box h1{
        font-size: 20px;
    }
    .nav-links ul li{
        display: block;
    }
    .nav-links{
        position: fixed;
        background: #f44336;
        height: 100vh;
        width: 200px;
        top: 0;
        right: -200px;
        text-align: left;
        z-index: 2;
        transition: 1s;
    }
    nav .fa{
        display: block;
        color: #fff;
        margin: 10px;
        font-size: 22px;
        cursor: pointer;
    }
    .nav-links ul{
        padding: 30px;
    }
    /*-------------- add ----------------*/
    nav img{
        width: 80px;
    }
}


/*------------ Course ---------------*/
.course{
    width: 80%;
    margin: auto;
    text-align: center;
    padding-top: 100px;
}
h1{
    font-size: 36px;
    font-weight: 600;
}
p{
    color: #777;
    font-size: 25px;
    font-weight: 300;
    line-height: 22px;
    padding: 10px;
}

.row{
    margin-top: 5%;
    display: flex;
    justify-content: space-between;
}
.course-col{
    flex-basis: 31%;
    background: #fff3f3;
    border-radius: 10px;
    margin-bottom: 5%;
    padding: 20px 12px;    /*-------- padding: 20px 12px; ---------*/
    box-sizing: border-box;
    transition: 0.5s;
}

/*-------- แทรก ---------*/

.course-col img{
    width: 100%;    /*--- ขนาด img ---*/
    border-radius: 10px;
    height: 500px;
}


h3{
    text-align: center;
    font-weight: 600;
    margin: 10px 0;
}
.course-col:hover{
    box-shadow: 0 0 20px 0px rgba(0, 0, 0, 0.2);
}


@media(max-width: 700px){
    .row{
        flex-direction: column;
    }
}

/*------------ Campus ---------------*/

.campus{
    width: 80%;
    margin: auto;
    text-align: center;
    padding-top: 50px;
}
.campus p{
    font-size: 20px;
    
}
.campus-col{
    flex-basis: 32%;
    border-radius: 10px;
    margin-bottom: 10px;
    position: relative;
    overflow: hidden;
}
.campus-col img{
    width: 500px;     /*---- width: 100%;   -----*/
    height: 300px;  /*--- add ---*/
    display: block;
}
.layer{
    background: transparent;
    height: 100%;
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    transition: 0.5s;
}
.layer:hover{
    background: rgba(226,0,0,0.7);
}
.layer h3{
    width: 100%;
    font-weight: 500;
    color: #fff;
    font-size: 26px;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    position: absolute;
    opacity: 0;
    transition: 0.5s;
}
.layer:hover h3{
    bottom: 49%;
    opacity: 1;
}

/*------------- add campus ----------------*/
.row{
    margin-top: 5%;
    display: flex;
    justify-content: space-between;
}


.air-brand{
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    grid-gap: 5px;
    padding: 5px;
    margin: auto;


    /*margin-left: auto;
    margin-right: auto;*/
  /*  display: flex;
    justify-content: center; 
    margin: auto;
    background-color: #777; */
    
    
}
.air-brand img{
    
    padding: 10px;
    width: 250px;
    height: 80px;
    border: 1px solid #222;
    margin: 20px;
    border-radius: 5px;
    transition: transform 0.3s ease-in-out; 
}
.air-brand img:hover{
    box-shadow: 0 0 20px 0px rgba(0, 0, 0, 0.5);
    transform: scale(1.1);
}


/*------------ Facilities ---------------*/

.facilities{
    width: 80%;
    margin: auto;
    text-align: center;
    padding-top: 100px;
}
.facilities-col{
    flex-basis: 31%; /*--- ระยะห่างระหว่างรูป ---*/
    border-radius: 10px;
    margin-bottom: 5%;
    text-align: left;
}
.facilities-col img{
    width: 100%;    /*--- ขนาด img ---*/
    height: 600px;  /*---- add -----*/
    border-radius: 10px;
}

.facilities-col p{
    padding: 0;
}
.facilities-col h3{
    margin-top: 16px;
    margin-bottom: 15px;
    text-align: left;
}

/*------------ Testimonials ---------------*/

.testimonials{
    width: 80%;
    margin: auto;
    padding-top: 100px;
    text-align: center;
}
.testimonials-col{
    flex-basis: 44%;
    border-radius: 10px;
    margin-bottom: 5%;
    text-align: left;
    background: #fff3f3;
    padding: 25px;
    cursor: pointer;
    display: flex;
}
.testimonials-col img{
    height: 40px;
    margin-left: 5px;
    margin-right: 30px;
    border-radius: 50%;
}
.testimonials-col p{
    padding: 0;
}
.testimonials-col h3{
    margin-top: 15px;
    text-align: left;
}
.testimonials-col i{
    color: #f44336;
}
@media(max-width: 700px){
    .testimonials-col img{
        margin-left: 0px;
        margin-right: 15px;      
    } 
}

/*------------ Call to Action ---------------*/

.cta{
    margin: 100px auto;
    width: 80%;
    background-image: linear-gradient(rgba(0,0,0,0.7),rgba(0,0,0,0.7)),url(images/repair.png);
    background-position: center;
    background-size: cover;
    border-radius: 10px;
    text-align: center;
    padding: 100px 0;

}
.cta h1{
    color: #fff;
    margin-bottom: 40px;
    padding: 0;
}

@media(max-width: 700px){
    .cta h1{
        font-size: 24px;
    }
}

/*------------ Footer ---------------*/

.footer{
    background-color: #ccc;
    width: 100%;
    text-align: center;
    padding: 30px 0;
}
.footer h4{
    margin-bottom: 25px;
    margin-top: 20px;
    font-weight: 600;
    font-size: 30px;
}
.footer p{
    font-size: 25px;
}

.icons i{
    color: #f44336;
    margin: 0 13px;
    cursor: pointer;
    padding: 18px 0;
    font-size: 30px;
}
.coppyright p{
    margin-top: 20px;
    font-size: 15px;
}
.fa-heart{
    color: #f44336; 
}


/*------------ About Us Page & cleaning ---------------*/

/*---------------------- portfolio ------------------------*/
.sub-title{    /*-------------- งานล้างแอร์ ------------------*/
    font-size: 60px;
    font-weight: 600;
    color: #333;
    text-align: center;
}



#portfolio{
    padding: 30px 0;  /*---------- 50px 0 -------------*/
}
.work-list{
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;  /*------------------ repeat(auto-fit, minmax(250px, 1fr)) -------------------*/
    grid-gap: 0px;   /*------- 40px ------*/
    margin-top: 50px;
}
    
.work{
    border-radius: 10px;
    position: relative;
    overflow: hidden;
    margin-left: 20px;   /*------- add new ------*/
    margin-right: 20px;
    margin-bottom: 20px;  /*------- add new ------*/
}
.work img{
    width: 100%;  /*------- 100% ------*/
    border-radius: 10px;
    display: block;
    transition: transform 0.5s;
}
.layer{
    width: 100%; /*------- 100% ------*/
    height: 0;
    background: linear-gradient(rgba(0,0,0,0.6), #9fe2bf);
    border-radius: 10px;
    position: absolute;
    left: 0;
    bottom: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 0 12px;   /*------- 0 40px ------*/
    text-align: center;
    font-size: 14px;
    transition: height 0.5s;
}
.layer h3{
    font-weight: 500;
    margin-bottom: 20px;
}
.layer a{
    margin-top: 20px;
    color: #ff004f; 
    text-decoration: none;
    font-size: 18px;
    line-height: 60px;
    background: #fff;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    text-align: center;
}
.work:hover img{
    transform: scale(1.1);
}

/*
.work:hover .layer{
    height: 100%;
}

*/

.btn{
    display: block;
    margin: 50px auto;
    width: fit-content;
    border: 1px solid #ff004f;
    padding: 14px 50px;
    border-radius: 6px;
    text-decoration: none;
    color: #333; 
    transition: background 0.5s;
}
.btn:hover{
    background: #ff004f;
    color: #fff;
}

@media(max-width: 700px){
    .work-list{
        display: block;
    }
    .work{
        margin-bottom: 15px;
    }
    .sub-title{
        font-size: 25px;
    }
    .footer h4{
        font-size: 20px;
    }
    .footer p{
        font-size: 18px;
    }
    .coppyright{
        font-size: 5px;
    }
    .air-brand{
        display: block;
    }
}




/*--------------------------- end clening --------------------------------------*/

.sub-header{
    height: 50vh;
    width: 100%;
    background-image: linear-gradient(rgba(4,9,30,0.7),rgba(4,9,30,0.7)),url(images/sml-banner-2.png);
    background-position: center;
    background-size: cover;
    text-align: center;
    color: #fff;
}
.sub-header h1{
    margin-top: 100px;
}

.about-us{
    width: 80%;
    margin: auto;
    padding-top: 80px;
    padding-bottom: 50px;
}

.about-col{
    flex-basis: 48%;
    padding: 30px 2px;
}
.about-col img{
    width: 100%;
}

.about-col h1{
    padding-top: 0;
}
.about-col p{
    padding: 15px 0 25px;
}
.red-btn{
    border: 1px solid #f44336;
    background: transparent;
    color: #f44336;
}
.red-btn:hover{
    color: #fff;
}



/*------------ Blog Content Page ---------------*/

.blog-content{
    width: 80%;
    margin: auto;
    padding: 60px 0;
}
.blog-left{
    flex-basis: 65%;
}
.blog-left img{
    width: 100%;
}
.blog-left h2{
    color: #222;
    font-weight: 600;
    margin: 30px 0;
}


.blog-right{
    flex-basis: 32%;
}
.blog-right h3{
    background: #f44336;
    color: #fff;
    padding: 7px 0;
    font-size: 16px;
    margin-bottom: 20px;
}
.blog-right div{
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: #555;
    padding: 8px;
    box-sizing: border-box;
}

.comment-box{
    border: 1px solid #ccc;
    margin: 50px 0;
    padding: 10px 20px;
}
.comment-box h3{
    text-align: left;
}
.comment-form input, .comment-form textarea{
    width: 100%;
    padding: 10px;
    margin: 15px 0;
    box-sizing: border-box;
    border: none;
    outline: none;
    background: #f0f0f0;
}

.comment-form button{
    margin: 10px 0;

}

@media(max-width: 700px){
    .sub-header h1{
        font-size: 24px;
    }
}


/*------------ Contact us Page ---------------*/

.location h3{
    text-align: left;
    font-size: 30px;
}


.location{
    width: 80%;
    margin: auto;
    padding: 80px 0;
}
.location iframe{
    width: 100%;
}
.contact-us{
    width: 80%;
    margin: auto;
}
.contact-col{
    flex-basis: 48%;
    margin-bottom: 50px;   /*---------- 30px -----------*/
}
.contact-col div{
    display: flex;
    align-items: center;
    margin-bottom: 40px;
}

/*--- (.fa) add i---*/
.contact-col div i{  
    font-size: 28px;
    color: #f44336;
    margin: 10px;
    margin-right: 30px;
}
.contact-col div p{
    padding: 0;
}
.contact-col div h5{
    font-size: 20px;
    margin-bottom: 5px;
    color: #555;
    font-weight: 400;
}
.contact-col input, .contact-col textarea{
    width: 100%;
    padding: 15px;
    margin-bottom: 17px;
    outline: none;
    border: 1px solid #ccc;
    box-sizing: border-box;
}

/*---- add -----*/
.contact-col div span img{
   /*--- font-size: 12px;  ---*/
    width: 150px;
    height: 150px;
}
.contact-col div h5{
    font-size: 20px;
    font-weight: 600;
}
.contact-col div p{
    font-size: 18px;
    font-weight: 300;
}


/*--------------------------------------- article ------------------------------------------------*/
.article, .container h1{
    font-size: 30px;
    margin-top: 20px;
}
.article, .container p{
    text-align: center;
    font-size: 20px;
    line-height: 30px;
}
.article, .container h2{
    margin-left: 30%;
}
.article, .container h4{
    margin-left: 32%;
}

/*---------------------------------- dropdown ------------------------------------------------------*/
.dropdown{
    display: inline-block;
    position: relative;
    color: #fff;
}
.dropdown-content{
    display: none;
    position: absolute;
    /*--padding: 12px 16px; --*/
    z-index: 1;
    
}
.dropdown:hover .dropdown-content{
    display: block;
    white-space: nowrap;
    text-align: left;
    
}

.hr{
    width: 80%;
    margin: auto;
}


/*------------------------ add new -------------------------------------*/




*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    
}
/*
body{
    font-family: 'poppins' sans-serif;
    background: linear-gradient(#d5e0ff, #7dbde2);
}
    */

/*--------------------------------------------

.contact-container{
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
}

--------------------------------------------------*/

.contact-left{
    display: flex;
    flex-direction: column;
    align-items: start;
    gap: 20px;
}

.contact-left-title h2{
    font-weight: 600;
    color: #234ce4;
    font-size: 40px;
      
}

.contect-col .contact-left-title h2{
    margin-top: 10px;
    margin-bottom: 10px;
    color: #234ce4;
    font-size: 40px;
    font-weight: 600;
}

/*
.contact-left-title hr{
    border: none;
    width: 120px;
    height: 5px;
    border-color: #636baa;
    border-radius: 10px;
    margin-bottom: 10px;
}
    */

.contact-inputs{
    width: 400px;
    height: 50px;
    border: none;
    outline: none;
    padding-left: 25px;
    font-weight: 500;
    color: #666;
    border-radius: 10px;
}

.contact-left textarea{
    height: 140px;
    padding-top: 15px;
    border-radius: 10px;
}

.contact-inputs:focus{
    border: 2px solid #4fb0ff;
}

.contact-inputs::placeholder{
    color: #a9a9a9;
}

.contact-left button{
    display: flex;
    align-items: center;
    padding: 15px 30px;
    font-size: 20px;
    color: #fff;
    gap: 10px;
    border: none;
    border-radius: 10px;
    background: linear-gradient(#4fb0ff, #6dc6fa);
    cursor: pointer;
}

.contact-left img{
    height: 15px;
}



.contact-right img{
    width: 500px;
}



@media(max-width:800px ){
    .contact-inputs{
        width: 80vw;
    }
   
  /*---------------------  
    .contact-right{
        display: none;
    }

---------------------*/

}




/*------------------------ add new -------------------------------------*/