.quisomesquerra {
    width:542px;
    height:250px;
    padding-left:16px;
    padding-right:50px;
    padding-top:20px;

    border:solid 1px #cccccc;
    border-right:0px;

    float:left;

    background-color:#dde97b;
}

.quisomdreta {
    width:360px;
    height:270px;

    float:left;

    border:solid 1px #cccccc;
    border-left:0px;
}