body, html, *{
    margin: 0;
}
header{
    height: 60px;
    box-shadow: 0 0 3px dimgrey;
}
main{

}
main .flex-wrapper{
    position: relative;
    width: 80%;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(310px, 99%));
    row-gap: 100px;
    column-gap: 15px;
    max-width: 1200px;
    min-width: 310px;
    margin: 100px auto;
}
@media screen and (max-width: 426px){
    main .flex-wrapper{
        width: 96%;
    }
}
main .flex-wrapper .card{
    position: relative;
    min-width: 310px;
    display: grid;
    flex-direction: column;
    padding: 10px 6px 4px 6px;
    box-shadow: 0 0 13px dimgrey;
    box-sizing: border-box;
    border-radius: .2rem;
    /*background-color: #2d323a;*/
}
main .flex-wrapper .card .title{
    text-align: center;
    padding: 0 6px 6px 6px;
    font-weight: bold;
    font-size: 1.2em;
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    transition: ease-in-out all .5s;
}
main .flex-wrapper .card .title .num, main .flex-wrapper .card .title .price{
    padding: 4px 6px;
    background-color: #e8f0f5;
    border-radius: .2rem;
}
main .flex-wrapper .card .title .price{
    margin-left: 10px;
}
main .flex-wrapper .card .img{}
main .flex-wrapper .card .frame-wr{
    width: 100%;
    max-height: 500px;
    overflow: hidden;
    border-radius: .2rem;
    position: relative;
    cursor: pointer;
}
main .flex-wrapper .card .frame-wr img{
    width: 100%;
    border-radius: .2rem;
}
main .flex-wrapper .card iframe{
    pointer-events: none;
    border-radius: .25rem;
    width: calc(100%);
    height: 400px;
}
footer{
    width: 100%;
    min-height: 150px;
    background-color: #303134;
    padding: 20px 10px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    box-sizing: border-box;
    font-family: "Segoe UI", sans-serif;
    color: whitesmoke;
}
footer .item{
    min-width: 310px;
    width: 80%;
    text-align: left;
    font-size: .9em;
}
@media screen and (max-width: 426px){
    footer{
        min-height: 50px;
    }
    footer .dev-time{
        width: 96%;
    }
}