main section article .traf {
    width: 96%; 
    margin: 0 auto; 
    padding: 0 2%;
}

.contents_div {
    width: 96%;
    margin: 1% auto;
    height: 450px;
    border:1px solid rgb(160, 160, 160); 
    border-radius: 10px;
}

main section article .traf .t1 {
    font-size: 1.3em;
    font-weight: 600;
    color: #2767b2;
}

.t2 {
    margin-top: 10px;
    font-size: 1.1rem;
    font-weight: 600
}

main section article ul {
    width: 96%;
    margin: 0 2% 2% 2%;
    display: flex;
    justify-content: space-around;
    align-items: flex-start;
}

main section article ul li {
    width: 48%;
    margin-top: 10px;
}

@media (max-width:800px){	
	.contents_div {
        height: 350px;
    }    

    main section article ul {
        display: flex;
        flex-direction: column;
    }

    main section article ul li {
        width: 100%;
    }

    .traf p {
        font-size: 0.89em;
    }

    .traf .t1 {
        font-size: 1em;
    }
    
    .t2 {
        margin-top: 10px;
        font-size: 0.95rem;
        font-weight: 600
    }
}

@media (max-width:640px){	
    main section article {
        margin-top: 2%;
    }
    .contents_div {
        height: 300px;
    }
}