*{
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, sans-serif;
}

.Ezekiel{
    background-image: url('image/background2.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    width: 100%;
    height: auto;
}

.overlay{
    width: 100%;
    background-color: rgba(0, 0, 0, 0.66);
}

/* NAVIGATION BAR */

.navigation-bar{
    width: 100%;
    height: 80px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    background-color: transparent;
    /* border-bottom: 1px solid #a5a4a4; */
}

/* NAVIGATION BAR LOGO */

.nav-logo{
    width: 25%;
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: transparent;
    filter: drop-shadow(0 0 4px rgba(0, 0, 0, 0.6));
}

.nav-logo img{
    position: relative;
    bottom: 15px;
    width: 90px;
    height: 90px;
}

.nav-logo h1{
    color: #0090c9;
    position: relative;
    top: 4px;
    right: 8px;
    font-size: 29px;
}

/* INTRODUCTION */

.intro{
    width: 100%;
    height: 500px;
    background-color: transparent;
    display: flex;
    justify-content: center;
    align-items: center;
}

.sub-intro{
    width: 45%;
    height: 350px;
    background-color: transparent;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.intro .sub-intro h1{
    font-size: 80px;
    text-align: center;
    line-height: 100px;
    color: rgba(255, 255, 255, 0.822);
    text-shadow: 1px 1px 4px rgba(0,0,0,0.3);
}

.intro .sub-intro p{
    font-size: 25px;
    text-align: center;
    color: #ffffffc9;
    
}

/* button */

.button{
    width: 100%;
    height: 70px;
    background-color: transparent;
    margin-top: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}


/* From Uiverse.io by adamgiebl */ 
button {
    border: none;
    display: block;
    position: relative;
    padding: 0.7em 2.4em;
    font-size: 18px;
    background: transparent;
    cursor: pointer;
    user-select: none;
    overflow: hidden;
    color: #0090c9;
    z-index: 1;
    font-family: inherit;
    font-weight: 500;
    border-radius: 5px;
}

button span {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: transparent;
    z-index: -1;
    border: 4px solid #0090c9;
}

button span::before {
    content: "";
    display: block;
    position: absolute;
    width: 8%;
    height: 500%;
    background: var(--lightgray);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-60deg);
    transition: all 0.3s;
}

button:hover span::before {
    transform: translate(-50%, -50%) rotate(-90deg);
    width: 100%;
    background: #0090c9;
}

button:hover {
    color: white;
}

button:active span::before {
    background: #0090c9;
}

.button a{
    text-decoration: none;
}

/* the options including: symptom checker e.t.c*/
.big-container{
    width: 100%;
    height: 250px;
    background-color: transparent;
    display: flex;
    justify-content: center;
    align-items: center;
}

.symptom, .diagnosis, .medication, .report{
    width: 23%;
    height: 150px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    margin: 0 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 8px 16px rgba(0,0,0,0.2);
    color: #ffffffc9;
}

.symptom:hover{
    transform: translateY(-6px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.3);
    transition: 400ms;
}

.diagnosis:hover{
    transform: translateY(-6px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.3);
    transition: 400ms;
}

.medication:hover{
    transform: translateY(-6px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.3);
    transition: 400ms;
}

.report:hover{
    transform: translateY(-6px);
    box-shadow: 0 12px 24px rgba(0,0,0,0.3);
    transition: 0.5s;
}


.icons{
    width: 25%;
    height: 150px;
    background-color: transparent;
    display: flex;
    justify-content: center;
    padding-top: 60px;
    font-size: 40px;
}

.text{
    width: 70%;
    height: 200px;
    background-color: transparent;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.big-container .text h2{
    font-size: 25px;
    margin-bottom: 8px;
    padding-right: 5px;
}

.big-container .text p{
    font-size: 18px;
    padding-right: 5px;
}


/* footer */
footer{
    width: 100%;
    height: 80px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: #ffffffc9;
    font-size: 18px;
    border-top: 1px solid gray;
}


.nothing2{
    height: 28%;
}

/* RESPONSIVENESS */

/* TABLET SCREEN */

@media (min-width: 801px) and (max-width: 1200px) {

    .nav-logo img{
        width: 75px;
        height: 75px;
        position: relative;
        bottom: 10px;
        left: 20px;
    }

    .nav-logo h1{
        font-size: 26px;
        position: relative;
        left: 10px;
        top: 5px;
    }

    .Ezekiel{
        min-height: 100vh;
    }

    .nav-logo{
        width: 30%;
    }

    .intro{
        height: 600px;
    }

    .sub-intro{
        width: 100%;
    }

    .intro .sub-intro h1{
        font-size: 65px;
        line-height: 70px;
    }

    .intro .sub-intro p{
        font-size: 27px;
    }

    .big-container{
        /* flex-direction: row; */
        flex-wrap: wrap;
        align-items: center;
    }

    .symptom, .diagnosis, .medication, .report{
        width: 40%;
        padding: 0 15px;
        margin-bottom: 20px;
    }



    footer{
        margin-top: 100px;
        /* 08028969116 */
    }

    footer p{
        font-size: 23px;
    }
    
}

/* MOBILE SCREEN */

@media (min-width:0) and (max-width: 800px) {
    .Ezekiel{
        min-height: 100vh;
    }

    .nav-logo{
        width: 60%;
        display: flex;
        justify-content: flex-start;
    }

    .nav-logo img{
        width: 75px;
        height: 75px;
        position: relative;
        bottom: 10px;
        left: 15px;
    } 
    
    .nav-logo h1{
        position: relative;
        left: 2px;
        font-size: 15px;
        color: #0090c9;
    }

    .sub-intro{
        width: 80%;
    }

    .intro .sub-intro h1{
        font-size: 35px;
        line-height: 50px;
    }

    .intro .sub-intro p{
        font-size: 20px;
    }

    .big-container{
        flex-wrap: wrap;
        align-items: center;
    }

    .symptom, .diagnosis, .medication, .report{
        width: 90%;
        height: 170px;
        /* height: fit-content; */
        margin-bottom: 20px;
    }

    footer{
        margin-top: 350px;
    }

    footer p{
        font-size: 16px;
    }
}