*{
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
}

.container{
    width: 100%;
    background-color: aliceblue;
    display: flex;
    justify-content: space-around;
    align-items:center;
    padding: 10px;
}
.container a{
    text-decoration: none;
    color: #000;
}
.container .select{
    background-color: #000;
    color: white;
    padding: 10px;
    border-radius: 10px;
}

.first-container{
    width: 100%;
    height: auto;
    display: flex;
    justify-content: center;
}
.first-container .box1{
    width: 35vh;
    height: 10vw;
    background-color: #ff9ff3;
}

.first-container .box2{
    background-color:#feca57;
    width: 41vh;
    height: 10vw;
}
.first-container .box3{
    background-color:#ff6b6b;
    width: 41vh;
    height: 10vw;
}
.first-container .box4{
    background-color:#48dbfb;
    width: 41vh;
    height: 10vw;
}
.first-container .box5{
    background-color:#1dd1a1;
    width: 41vh;
    height: 10vw;
}
.second-container{
    width: 100%;
    height: auto;
    display: flex;
    justify-content: center;
}
.second-container .box6{
    width: 35vh;
    height: 10vw;
    background-color: #f368e0;
}

.second-container .box7{
    background-color:#ff9f43;
    width: 41vh;
    height: 10vw;
}
.second-container .box8{
    background-color:#ee5253;
    width: 41vh;
    height: 10vw;
}
.second-container .box9{
    background-color:#0abde3;
    width: 41vh;
    height: 10vw;
}
.second-container .box10{
    background-color:#10ac84;
    width: 41vh;
    height: 10vw;
}
.third-container{
    width: 100%;
    height: auto;
    display: flex;
    align-items: center;
}
.third-container .box11{
    width: 35vh;
    height: 10vw;
    background-color: #00d2d3;
}

.third-container .box12{
    background-color:#54a0ff;
    width: 41vh;
    height: 10vw;
}
.third-container .box13{
    background-color:#5f27cd;
    width: 41vh;
    height: 10vw;
}
.third-container .box14{
    background-color:#c8d6e5;
    width: 41vh;
    height: 10vw;
}
.third-container .box15{
    background-color:#576574;
    width: 41vh;
    height: 10vw;
}
.forth-container{
    width: 100%;
    height: auto;
    display: flex;
    align-items: center;
    overflow: auto;
}
.forth-container .box16{
    width: 35vh;
    height: 10vw;
    background-color: #01a3a4;
}

.forth-container .box17{
    background-color:#2e86de;
    width: 41vh;
    height: 10vw;
}
.forth-container .box18{
    background-color:#341f97;
    width: 41vh;
    height: 10vw;
}
.forth-container .box19{
    background-color:#8395a7;
    width: 41vh;
    height: 10vw;
}
.forth-container .box20{
    background-color:#222f3e;
    width: 41vh;
    height: 10vw;
}