/* Base Style */

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    text-align: center;
    color: #fff;
}

body {
    background-image: linear-gradient(111.95deg,
     rgba(249, 63, 72,1) 5.5%,
     rgba(250, 183, 121,1) 96.6%);
    padding: 50px 0 100px 0;
    background-size: 600% 600%;
    animation: animated-background 7s ease infinite;
}

main {
    width: 94%;
    margin: 0 auto;
}

img {
    max-width: 95%;
    max-height: 95%;
}

li {
    list-style: none;
    position: relative;
    overflow: hidden;
}

section::before {
    content: " ";
    display: table;
    clear: both;
}

h2 {
    margin: 50px 0;
}

h1, h2, h3 {
    text-transform: uppercase;
}

h3 {
    padding: 5px;
    background-image: linear-gradient(#080808b8, #16011bb3);
    width: 100%;
}

/* Header Style */
header {
    display: flex;
    justify-content: center;
}

h1 {
    display: block;
    width: 278px;
    border: 1px solid #eee;
    padding: 15px;
    border-radius: 12px;
}
/* Grid with floats Style */

h3,  p {
    font-size: .96em;
    position: absolute;
    transform: translateY(-450px);
    transition: transform 0.7s ease-in-out;
}

 h3 { 
    z-index: 200;
    height: 100%;
    padding-top: 17px;
}

.grid-item:hover h3 {
  transform: translateY(0);
}

p {
    color: #bcbcbc;
    padding: 4px;
    font-size: 1em;
    z-index: 400;
    line-height: 1.5;
}

.grid-item:hover p { 
    transform: translateY(43px);
}

img {
    position: absolute;
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: top .6s ease .23s;
}

.grid-item:hover img {
    top: 50%;
}

.grid-item {
    width: calc(97% / 2);
    margin: 5px 0;
    font-size: .68em;
    min-height: 38vh;
    box-shadow: 0px 1px 11px 2px rgba(23, 22, 21, 0.33);
    background-color: #fff;
    border-radius: 5px;
 }

 #grid-floats .grid-item:nth-child(2n+1) {
    float: left;
 }
 
 #grid-floats .grid-item:nth-child(2n+2) {
    float: right;
 }

 .grid-item:nth-child(1) {
    width: 100%;
 }
 
 /* Grid with flexbox */
 #grid-flex {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
 }

 #grid-flex .grid-item:nth-child(1n+2) {
    flex-grow:1;
    margin: 5px;
    flex-basis: calc(100% / 2 - 2 * 5px);
 }

 #grid-flex .grid-item:nth-last-child(1) {
    flex-grow: unset;
    flex-basis: calc(100% / 2 - 2 * 5px);
    margin-left: auto;
 }

 /* =====================================
         Media queries
======================================== */
/* For iPad */
@media (min-width: 768px){
/* Grid with floats Style */
    
    #grid-floats {
        overflow: hidden;
    }
    
    #grid-floats .grid-item{
        width: calc(95% / 3);
        margin: 5px;
    }

    #grid-floats .grid-item:nth-child(1n+1) {
        float: left;
    }

    /* Target first and second child of float element,
    and set their width to a size that makes them appear side by side */
    /* The follwoing technique is going to target second element
    in the list and the element that precedes it */

    #grid-floats .grid-item:nth-child(-1n+2) {
        width: calc(95% / 2);
        margin: .75em;
    }

    #grid-floats .grid-item:nth-child(-1n+2) p{
        line-height: 2;
    }

    #grid-floats .grid-item:nth-child(1) {
        margin-left: .60em;
    }

    p,h3 {
        font-size: 1.7em;
    }

    .grid-item:hover p { 
        transform: translateY(72px);
    }
  
/* Grid with flexbox Style*/

    #grid-flex .grid-item:nth-child(1n+2) {
        flex-basis: calc(95% / 3);
    }

    #grid-flex .grid-item:nth-child(-1n+2) {
        flex-basis: calc(95% / 2);
        margin: 5px;
    }
}

/* For larger screens */

@media (min-width: 1024px) {
/* Grid with floats Style */
    #grid-floats .grid-item:nth-child(1n+2){
        width: calc(95% / 4);
        margin: 4px;
    }

    #grid-floats .grid-item:nth-child(1) {
        margin: 4px;
        width: 48%;
    }
/* Grid with flexbox Style*/
    #grid-flex .grid-item:nth-child(1) {
        flex-grow: 3;
    }

    #grid-flex .grid-item:nth-child(1n+2) {
        flex-grow: 1;
        flex-basis: calc(100% / 4 - 4 * 4px);
        margin: 4px;
    }

    #grid-flex .grid-item:nth-child(1n+12) {
        flex-basis: calc(100% / 4 - 4 * 2px);
        flex-grow: unset;
     }

     #grid-flex .grid-item:nth-last-child(1) {
         margin-right: auto;
     }

}
/* Key Frames */
@keyframes animated-background {
    0% {
        background-position: 0% 25%;
    }
    25% {
        background-position: 50% 100%;
    }
    50% {
        background-position: 100% 50%;
    }
    75% {
        background-position: 50% 100%;
    }
    100% {
        background-position: 0% 25%;
    }
}